How many address lines and data lines are required to provide a memory capacity of 16kx16 For example, they might have separate address ranges for physical memory (RAM), peripheral devices, and graphics memory. A computer uses ram chips of capacity = 1024 The memory units that follow are specified by the number of words times the number of bits per word. Explanation: Always remember a simple trick for address line calculation for a specific memory capacity; Address lines can access of memory. Feb 6, 2020 · 3 How many chips are needed to provide a memory capacity of 16 Kb explain in words how the chips are to be connected to the address bus? 4 How the chips are to be connected to the address bus? 5 How many 128 16 RAM chips are needed to provide? 6 How many lines must be decoded for chip select specify the size of the decoders? RAM DESIGN Design a 8K x 8 RAM memory system, using 1 K x 8 memory chips. On such a machine with 3-bit addresses we would have $8\times 4 = 32$ bytes of memory, 4 bytes per address. Nov 5, 2022 · I have been asked the following question A memory device has 16 address lines and 64 data lines. Chip-Select Lines: Identify how many lines are needed for chip selection and the decoder size. What is address line in microcontroller? Address lines are completely different than processing bits. Computer Science questions and answers 17. Mar 22, 2022 · Concept: The total memory can be calculated from the number of address lines and date-lines, i. c) How many lines must be decoded for the chip select inputs? Specify the size of the decoder. 128 bits = 16 bytes, so you need 4 address lines less (28 instead of 32). A computer uses RAM chips of 1024 X I capacity. Word number 563 decimal in the memory shown in Oct 18, 2023 · So, it has 16,000 input lines (for data input) and 16,000 output lines (for data output). How many chips will be required to obtain a memory capacity of 16 bytes? b. Given that a RAM chip has 16 address lines and 8 data lines. Learn how to calculate the number of address lines and data lines required for a memory with a capacity of 16K x 16. How many address lines must go to each chip? c. To determine the number of address lines and data lines needed for each memory configuration, we need to calculate the total memory size in bytes and then use that to find the required address lines. [Select] [Select] 3 How many data lines are required for a 8K x 16 memory? 14 8 13 16 8192 Assume an 8K x 16 memory is constructed using 256 x 16 chips. How many chips will be required and how many address lines will be connected to provide a capacity of 1024 bytes? Detailed solution: - Given that, a. How many chips are needed, and how should their address lines be connected to provide a memory capacity of 1024 bytes? b. (a) Determine the minimum number of address lines and the number of data lines for this RAM chip. So we need 8 RAM chips. Given 16K x 8-bit RAM chips shown below, (a) For each chip, how many address lines are required? What is the length of input data, and output data? (9 points) (b) Using 16K x 8-bit RAM chips and a decoder, construct the block diagram with detailed address, input and output connections for a 64K x 16-bit memory. The total address space is 2^15, which indicates the number of unique memory locations that can be addressed. 8Kx16 2Gx8 16Mx32 256Kx64 . Calculate number of chips: Divide total memory needed by the capacity of one chip. Find step-by-step Computer science solutions and your answer to the following textbook question: * (a) How many 128K $\times$ 16 RAM chips are needed to provide a memory capacity of 2 MB? (b) How many address lines are required to access 2 MB? How many of these lines are connected to the address inputs of all chips? 4. Jul 6, 2015 · 9 To express in very easy terms, without any bus-multiplexing, the number of bits required to address a memory is the number of lines (address or data) required to access that memory. How do I use the number of data lines to calculate the storage capacity? May 25, 2025 · Memory Address Line Calculator This calculator determines the number of address lines needed for a memory module of a given size. We will calculate the number of RAM chips required, the number of address lines needed, and the number of lines that must be decoded for the chip select inputs. How many lines must be decoded to produce the chip select inputs? Specify the size of the decoder. 30 lines, Definitions of operating system and kernel, Properties of the computer memory types and more. There are 15 address lines since '32K' translates to 32,768 memory locations, achieved by 2 to the power of 15. 24 lines B. 5. Calculate Total Capacity: Determine how many chips are needed to reach 2048 bytes. Consider an SRAM device with address range 0×5C00 to 0×5FFF. Jan 18, 2024 · The memory size '32K * 16' has 16 data lines since each word is 16 bits wide. Apr 1, 2024 · To address a 1 MB memory space, 20 address lines are needed. Mar 27, 2025 · In a 256K x 16 memory system, the memory has 256K (256 * 1024 = 262,144) addressable locations and each location holds 16 bits of data. How many address lines and input-output data lines are needed in each case? Electrical Engineering Electrical Engineering questions and answers A3 A RAM chip has a capacity of 4K x 8 bits. Address lines: Determine how to connect the chips to the address bus based on the number of chips needed. 8* (a) How many 32K * 8 RAM chips are needed to provide a memory capacity of 256K bytes? K bytes? How many of these lines are connected to the address inputs of a inputs? Specify the size of the plexing. #addresslines#microprocessordatalinesword size#shortsFind number of address lines and data lines for given memory size | Address line calulation Question: 4. The memory units that follow are specified by the number of words times the number of bits per word. It serves as the basis for calculating how many such chips are needed to build a memory system capable of holding a given number of bytes. Jun 20, 2019 · The address lines are required by the memory that contains 16k word is addresses. CPU word size 1M = 2^20, while the max number of memory locations for 16 bits is 2^16. One of the first minicomputers, the PDP-8, had a l2-bit address bus. Give the number of bytes stored in each memory unit in question 1. (b) What is its capacity in bits? (c) If this RAM chip is used to build up a RAM memory of 8K x 16 bits, how many RAM chips are required? #addresslines#microprocessordatalinesword size#shortsFind number of address lines and data lines for given memory size | Address line calulation Oct 12, 2015 · The total number of addresses in use in the system described would be 16384+16*2^4 for a total of 16640 addresses. We also need to determine how many lines must be decoded to produce the chip select inputs. Step-by-step calculation explained. To determine the number of address lines and input-output data lines needed, we need to consider the binary representation of the number of memory locations. At any rate, with 24-bit addresses, we'd have $2^ {24}= 16777216 = 16\text {M}$ possible addresses, hence that many possible chunks. Convert Nibbles: Remember that 1 byte = 2 nibbles when calculating for the last case. Explanation Calculation Example: To determine the number of address lines required for a memory module, we need to understand the relationship between memory size and the number of addressable locations. How many chips are needed to provide a memory capacity of 16 K bytes? Explain in words how the chips are to be connected to the address bus. 1) 16 RAM chips of 128x8 are needed to provide 2048 bytes of memory. How many address lines and input-output lines are needed in each case? (a) 4K times 16, (b) 2G times 8, (c) 16M times 32, (d) 256K times 64. With 7 address lines, we can address $2^7$ memory locations in a chip. For the memory system shown below, determine the following data outputs for the given input conditions = = = Data Address Word A3 A, A, Ag = = D, DO a. If each chunk was a byte that would mean that the total addressable memory would be 16777216 bytes, or 16MB. [A] 0111 Aug 26, 2025 · Understand Memory Capacity: Convert all memory sizes to bytes for consistency. Apr 10, 2020 · 2 chip select lines, meaning total $2^2$ chips. The block diagram of a memory unit is shown below: Data lines provide the information to be stored in memory. g. A certain memory stores 8K 16-bit words. 64 KB, If a 90 GB memory has to be connected to a microprocessor, minimum how many address lines are required? a. May 31, 2021 · 12. How many address lines and input-output data lines are needed in each case? A) How many address lines and data lines are needed for the following memories? What is the capacity of each memory (as a bits)?a) 16K×8b) 256K×64c) 2G×16d) 20M×4B) Design 512×16 RAM chip using 128×4 RAM chips. How many address lines are needed to select one of the memory chips? An address bus is a PC transport design used to exchange information between gadgets that are distinguished by the equipment address of the physical memory (the physical location), which is put away as paired numbers to empower the information transport to get to memory stockpiling. How many data input and data output lines does it have? How many address lines does it have? What is the capacity in bytes? 4. How many 128 x 8 RAM chips are needed to provide a memory capacity of 2048 bytes? b. Address Lines: Calculate the number of address lines required for 2048 bytes. Therefore, the number of data lines required is 16. How many address lines and input/output data lines are needed in each case? (a) 8K X 16 (b) 2G X 8 (c) 16M X 32 (d) 256K X 64 a) Specify the number of bytes that can be stored in the memories listed in Problem immediately above. How many chips are required? 4. So to address 2048 (or 2K, where K means 2^10 or 1024), you need 11 bits, so 11 address lines. So for 2k it would 11. 16 lines D. 20 and more. Also 2 raised to 24 = 16777216, so 24 bits are needed to address each word in memory. How many lines must be decoded for the chip select? Specify the size of the decoder. d. Also show where the memory address decoder Sep 25, 2011 · 64MB = 67108864 Bytes/4 Bytes = 16777216 words in memory, and each single word can thus be addressed in 24 bits (first word has address 000000000000000000000000 and last has address 111111111111111111111111). Question: How many lines of the address bus must be used to access 512 Kbytes of memory? 20 lines 512000 lines 512 lines 19 lines Question 9 How many 512 x 8 RAM chips are needed to provide a memory capacity of 4096 bytes? 4 chips 12 chips 8 chips 16 chips quickly pleasee Show transcribed image text A memory system stores 8K 16-bit words. I t How many 128 * 8 memory chips are needed to provide the memory of capacity? Since 8 bits = 1 byte, Each RAM chip has 64 x 1 byte = 64 bytes. Thus, 4 lines of decoding are needed for the chip select inputs. 2K subscribers Subscribe In many cases, "16-bit" means it can perform computations on 16-bit data values. May 18, 2025 · Concepts Memory capacity, Address lines, Chip select, Decoder size Explanation To solve this problem, we need to break it down into three parts as given in the question. We would like to show you a description here but the site won’t allow us. Right Answer is: C SOLUTION Memory capacity =16K × 16 = 2 14 × 2 4 Memory Capacity is of the form = 2 m × 2 n Address lines required = m = 14 Data Lines required = 2 n = 16 Option 3 is correct Jul 25, 2025 · In Figure 2. How many address lines and how many data lines are required for the following RAM memories? How many bytes can each memory store? draw a block diagram showing all pins to the bus that connects the RAM to the outside world. Similarly, address line requirements would increase according to the total memory size: 4 MB would require 22 address lines, and you would still need a 4-to-16 decoder for 16 chips. 39 c. For example, a telephone wire is considered a data line. The ‘‘bitness’’ of a CPU—how many bits wide its general-purpose registers are—is important, but to my view the far more important measure of a CPU’s effectiveness is how many address lines it can muster in one operation. Edit: to answer the title question: for n addresses, log₂n address lines, rounded up to a whole number. Let us see how many address lines are required : Total memory = 16K * 16 = 16K words (∵ 1 word = 16 bits here) = 2 14 Hence 14 address lines are needed to access the memory. 11 address lines are needed to address each machine location in a 2048 X 4 memory chip. 8 KB b. How many chips are needed to provide a memory capacity or 16K? Explain In words how the chips are 10 be connected 10 the address bus. (But not actually the 8086 as the 8086 address space was 1M Question: 2. Aug 26, 2025 · Al. Consider an SRAM device with address range 0 x 5 C 0 0 to 0 x 5 FFF a Design a memory address decoder for this SRAM device using only maximum 4 inputAND / NAND gatesb. Oct 6, 2023 · How many address lines and data lines are there in the 8086 Now, let’s get to the heart of the matter. How many lines of the address bus need to be utilized to access 2048 bytes of memory (one byte at a time)? Additionally, how many of these lines will be shared among all the chips? c. Address Bits: Required Size is 512 x 8 512 x 8= 2 9 x 8 Therefore, 9 bit address is required 3 Jan 25, 2023 · This concept involves understanding that each memory chip has a defined capacity; in this case, 1024 locations that each store 1 bit of data. In the example, the processor would read 32 bytes starting at address 0x1000 into a cache line and then provide the 16 bytes that the instruction wants from that cache line. Aug 17, 2020 · How many address lines are there in a 64 bit memory? So basically 22 address lines. Total Memory = 2address lines × Data Lines Also, Address lines direct to the location in memory where the specified data will be read from or written to. The control inputs specify the direction transfer. How many 128x8 RAM chips are needed to provide a memory capacity of 2048 bytes ? b. of 1K x 8 chips required = 16 16 1 8 = 16 * 2 chips ( Each row has two 1K*8 chips and a total of 16 rows) Now, in order to access this bigger memory we need to choose one of the 16 rows. How many lines must be decoded for chip select? Specify the size of the decoders. Chip Addressing: Determine how many address lines each chip uses based on its size. 32 d. so now 11 address lines can access 2k memory. Customer: Can someone help me with the following question? How many 256 x 8 RAM chips are needed to provide a memory capacity of 4096 bytes? a. b) How many lines must go to each chip? 3. I need to calculate the total number of address lines of the peripheral. Solution: 4000 bytes divided by 512 bytes is 8. For the data lines, since each location holds 16 bits, 16 data lines are required. 2. This is assuming that your RAM is organized in 8 bit words and is read 8 bits at a time. How many address lines are required to access 2 MB? How many of these lines are connected to the address inputs of all chips? c How many lines must be decoded to produce the chip select inputs? Specify the size of the decoder. Join us as we break down the concepts of address lines and In this video, we delve into the fascinating world of memory access and explore the specific requirements for accessing a 32k*8 memory. 2 MB c. Quoting from the Wikipedia article, a system with a 32-bit address bus can address 2 32 (4,294,967,296) memory locations. It means that a memory of 2048 words, where each word is 4 bits. How many address lines and input/output data lines are needed in each case? (a) 8K X 16 (b) 2G X 8 (c) 16M X 32 (d) 256K X 64 2. 16 c. How many address lines and input-output data lines are needed in a 64M x 16 memory unit ? 24, 16 26, 16 6, 16 64, 16 16, 64 A computer uses RAM chip of 2048 x 1 capacity. Question: The capacity of a RAM module is 16K x 8. d Draw a block diagram of the SRAM interfaced with a CPU having 1 6 address lines and 8 data lines. Significance of Addressing Range: Q. 9. a) 32 K words x8bits/ word b) 16M words ×32 bits/word c) 4G words ×64 bits Nov 8, 2017 · Step 1: calculate the length of the address in bits (n bits) Step 2: calculate the number of memory locations 2^n (bits) Step 3: take the number of memory locations and multiply it by the Byte size of the memory cells. 8051 family is generally 8 bit microcontroller family, when it comes to Feb 22, 2013 · Hi, Kindly guide me with the following question: Let's suppose computer's memory is composed of 8k words of 32 bits each. Chip Lines: Assess how many lines are required for each chip based on its configuration. Consider an SRAM device with address range 0×5CO0 to 0×5FFF. Dec 6, 2019 · How many data lines are needed to address each memory location in a 4M * 16? (b) 4M x 16 4M = 4 × 220 = 222, so 4M x 16 takes 22 address lines and 16 data lines, for a total of 22 + 16 = 38 I/O lines. 15 shows an MPU with the address bus containing 12 address lines and the data bus with four data lines; it is interfaced with the 1K-byte memory chip. A 4x16 decoder is needed to select chips. Show how the address and data lines of the constructed 8k X 32 ROM are connected to the 2k X 8 chips. Consider a 64–word memory that is 4–way interleaved. 3. How many tines of the address bus must be used to access 2048 bytes of memory? How many of these lines will be common to all chips? c. Number of chips required: Number of chips required = Desired RAM Size/ Basic RAM Size =512x8/128x8 =4 chips 2. Let the address be Concepts Memory capacity, RAM chips, address lines, decoder Explanation To solve these questions, we need to understand the relationship between memory capacity, the number of RAM chips, and the address lines required to access the memory. Subscribe to GO Classes for GATE CSE 2022. So if you have ram with 3G of addresses, you need 4G worth of address lines - because with one line less, you can't express any address higher than 2G. 34 lines C. The 8086 microprocessor features a total of 20 address lines and 16 data lines. How many chips are needed and how should their address lines be connected to provide a memory capacity of 1024 bytes? How chips are needed to provide a memory capacity of 16K bytes? Explain in words how the chips are to be connected to the address bus. To calculate the number of address lines needed, we find the base-2 logarithm of 256K, which is 18 (since 2^18 = 262,144). Finally, to implement 512 KB of 32-bit memory using 64-Kbit chips, 512 chips are required to meet the specifications. A microprocessor uses RAM chips of 1×1024 capacity. How many address lines are required for the SRAM? c. Is 13 The memory units that follow are specified by the number of words times the number of bits per word. b. How many data input and data output lines does it have? How many address lines does it have? What is its capacity in bytes? How many address lines and input/output data lines are needed in each of the memory configurations below? Give the number of bytes in the memories listed. What is the capacity of th May 17, 2020 · 12. How many address lines and input/output data lines are needed in each of the memory configurations below? Give the number of bytes in the memories listed. This usually means it can use 16-bit memory addresses too since you need to be able to perform calculations on memory addresses. These address lines allow the microprocessor to access up to 1,048,576 (2^20) unique memory locations, providing a vast addressable memory space. Question iii) a) How many 32K * 8 RAM chips are needed to provide a memory capacity of 256Kbytes? (2 mks) b) How many lines of the address must be used to access 256 K bytes? (2 mks) Show transcript May 29, 2023 · Explanation: In the case of a 2K x 16 memory, the term "2K" refers to the number of memory locations, and "16" refers to the number of bits in each location. b) How many 128 May 15, 2021 · 10 Address lines can access 1K of memory. Sep 7, 2025 · Understand chip capacity: Know that each RAM chip has a capacity of 1024 bits. In order to address 16640 addresses, you need an address bus with at least 15 address lines, which could address a maximum of 32768 addresses, so 16128 addresses would be unused. How many bits will each memory address contain? b. 8 data lines should be used to access only the data in the memory location, and not to specify any location. Join us as we break down the concepts of address lines and Q. More exactly, 3 are CPU-internal which leave 19 external. So, your CPU will be able to address 64KB (2^16) but will only be able to transfer in a single operation 8 bits. Question: a- How many address and data lines are required for a 1M × 16 memory chip? b- What is the size of a decoder with one chip enable (CE) to obtain a 64k × 32 memory from 4k × 8 chips? Aug 6, 2025 · Calculate Total Capacity: Determine how many chips are needed to meet the total memory requirement. Some processors will transmit data to and from RAM 128 bits at a time, for example, and individual bytes are sorted out within the processor. How could there be a memory size of 1M x 16? 16-bit CPU with memory locations 16-bits wide and a 20-bit segmented architecture like the 8086. How many address lines and input/output data lines are needed in each case? 7 16k x 9 means that the memory chip has a total of 16k locations in which it can store a binary number that consists of 9 bits. Find the memory map. If each cell was 2 bytes for example, would I multiply 2^n bits (for address length) by the 2 Bytes per memory cell. [A] 1011, CS b. Oct 24, 2023 · So, the next time you hear about an 8kB memory, you can impress your friends with your newfound knowledge about the 13 address lines required to access it. (b) To access 2048 bytes of memory, we would need log2 (2048) = 11 lines of the address bus. How many chips will be required to obtain a memory capacity of 16 𝐾 bytes? How many chips will be required and how many address lines will be Feb 5, 2020 · Intel 8085 is an 8-bit microprocessor which has 16 address line for 16-bit address of a memory location. With DRAM-DDR, some of these are CPU-internal (as RAM has a data bus of 64 bits currently, which is 8=2^3 bytes). How many lines of address bus must be used to access 2048 bytes of memory? How many of these lines will be common to all chips? c. Jun 13, 2020 · 6 How large is a memory address? 7 How many address lines are needed for 2 MB? 8 How do memory addresses work? 9 How to calculate memory size based on address? 10 How many address lines are needed to address a memory location? 11 How can I increase the address range of my computer? 12 How to find the address ranges of memories? 12-4. Nov 23, 2019 · 4 How many address and data lines will be there for a 16M 32 memory system Mcq? 5 How many address lines are needed for the memory unit 2m * 16? 6 How many address lines are required by the memory that contain 16k words? 7 How many address lines are needed for 2K of memory? 8 How many I / O lines are needed for 32 x 8? Nov 18, 2021 · a. Jun 2, 2023 · To provide a memory capacity of 4096 bytes, 16 chips of 256 x 8 RAM are required. How many of these chips are required to achieve a memory capacity of 2048 bytes (or 2K bytes)? b. 10 b. In low–order interleaving, consecutive addresses in the memory will be found in different memory banks. Sep 1, 2025 · * (a) How many 128K × 16 RAM chips are needed to provide a memory capacity of 2 MB? (b) How many address lines are required to access 2 MB? How many of these lines are connected to the address inputs of all chips? (c) How many lines must be decoded to produce the chip select inputs? Specify the size of the decoder. 37, How many address lines are required to connect a 4 KB RAM to a microprocessor? a. Design a memory address decoder for this SRAM device using only maximum 4-input AND/NAND gates b. How many address lines are required for the SRAM?c Find the capacity of the SRAM. Also show where the memory address decoder Nov 9, 2014 · I have some questions that I am not sure on how to do, please help. How many 256x8 RAM chips are needed to provide a memory capacity of 4096 bytes? a) How many bits will each address contain? b) How many lines must go to each chip? c) How many lines must be decoded for the chip select inputs? Specify the size of the decoder. Customer: Consider that I have 128 x 8 RAM chips to construct a main memory bank. Address Lines Calculation: Use the formula: Address Lines = log2 (Total Memory Size). A computer uses RAM chips of 1024 X 1 capacity. Data Organization: Note the difference between bytes and nibbles in terms of data organization. Decoder Lines: Identify how many lines are needed for chip selection based on the number of chips. Aug 6, 2008 · how many address lines ? I got one doubt regarding bus interface . A peripheral of 512 Mbits has 16 bit data bus width. Find the capacity of the SRAM. If for Apr 26, 2023 · For example, if you consider a larger memory capacity of 4 MB, the number of chips required would be 16, since each chip still provides 256 KB. Step-By-Step Solution Part (a) To find the number of 128K×16 Q. 765How many data lines are required for a 1M×16 memory chip? write only the number e. Figure 2. How many lines must be Dec 5, 2022 · n=7 bit, m=8 bit RAM size= 128 x 8 Given: Basic RAM size = 128 x 8 Required RAM size = 512 x 8 To design a RAM size of 512x8 from 128x8, here are some calculations we need to do first: 1. So we need 4 ROM chips. (16 points) very asap! Jan 9, 2021 · How many address lines, data input lines, and data output lines are required for the following RAM memories? How many bytes can this memory store? a) 32K words x 8 bits/word b) 16M words x 32 bits/word c) 4G words x 64 bits/word Dec 27, 2013 · Construct an 8k X 32 ROM using 2k X 8 ROM chips and any additional required components. Feel the power of binary magic and embrace the address line journey with a smile! Remember, folks, 13 address lines are the golden ticket to accessing each byte of an 8kB memory. Jun 6, 2017 · A word, in the majority architectures, is the largest piece of data that can be transferred to and from the working memory in a single operation. (ii) To determine the number of address lines, you need to find the number of unique addresses that can be generated. Solutions for How many separate address and data lines are needed for a memory of 8 K × 16 ?a)13 address, 3 data linesb)13 address, 16 data linesc)12 address, 4 data linesd)13 address, 4 data linesCorrect answer is option 'B'. 12 d. 36 b. Address Calculation: Use the formula for address bits based on the total memory size. A computer uses RAM chips or 1024 x 1 capacity. . This gives a clear overview of address and data line requirements as well as memory capacity for each configuration. How many 128K x 16 RAM chips are needed to provide a memory capacity of 2 MB? b. The capacity of the RAM is 16 K words, and to address 16 K unique words, you need 14 address lines (2^14 = 16,384). 2) 8 RAM chips of 1024x1 are needed for 1024 bytes, connected in parallel. Question: 4. This means that there are four memory banks, each holding 16 words. a. But none of the option matches my answer. Aug 8, 2025 · Understand RAM Specifications: Know the capacity of a single RAM chip (128 x 8 bits). Study with Quizlet and memorize flashcards containing terms like In a computer system, how many address lines are needed to address different locations of a memory with 64 kilobytes? A. e. 8 higher order address bits are transferred through 8 bit lines out of this 16 address line while remaining lower order 8 bits of the address are sent through another 8 lines multiplexed with the 8-bit data lines. If it is 512 Mbyte and 16 bit databus width then ,as per my understanding the total number of Question: How many 128K* 16 RAM chips are needed to provide a memory capacity of 16 MB? How many address lines are required? How many of these lines are connected to the address inputs of all chips? What is the number of input pins of the decoder to produce the chip select lines? Note: Just write the number with digits; don't use letters, space, punctiation or units. Draw a block diagram of the SRAM interfaced with a CPU having 16 address lines and 8 data lines. How many address lines are required to access 2 MB? How many of these lines are connected to the address inputs of all chips? c. How many address lines are required for a 1M×16 memory chip? write only the number e. How many bits are required for memory address? I know for 1k we need 10 address lines. The total bytes stored in each are: (a) 16 KB, (b) 24 bytes, (c) 64 MB, and (d) 2 MB. Calculate the storage capacity of the memory in bytes and kilobytes I know that if there are 16 address lines, there are 2^16 = 65,536 addressable locations. 128 chips of 1024x1 are needed for 16kB, using 14 address lines with 10 for chip address and 4 for Apr 23, 2020 · Question 1. number of data bus lines? c. * (a) How many 128 K × 16 RAM chips are needed to provide a memory capacity of 2 MB ? (b) How many address lines are required to access 2 MB ? How many of these lines are connected to the address inputs of all chips? (c) How many lines must be decoded to produce the chip select inputs? Specify the size of the decoder. 1. In this case, "2K" represents 2 times 1024 (since K stands for kilo, which is We would like to show you a description here but the site won’t allow us. Draw and explain the memory architecture b. In the case of 8086, they came up with a kluge to utilize more address bits. 2^n gets you the highest address you can express, log₂ gets you how many bits you need Dec 15, 2019 · How many address lines and data lines are required to provide a memory capacity of 16kx16? 2 See answers In this video, we delve into the fascinating world of memory access and explore the specific requirements for accessing a 64k*8 memory. In this case, we need a memory capacity of 16K x 16, where 16 represents the number of bits that can be accessed in each memory location. Addressing Range in Modern Systems: Modern processors often use multiple address spaces, which means they can access different types of memory with different address ranges. Feb 24, 2017 · Addressable memory locations - 1M = 2^20 in this example. if we increase only 1 address line, the memory capacity increases twice than before. 7. Dec 22, 2023 · To provide a memory capacity of 2048 bytes, we would need 2048 / 128 = 16 chips. How many 256 x 8 RAM chips are needed to provide a memory capacity of 4096 bytes? 9. The largest possible address size, used to designate a location in memory, is typically called a hardware word. 10 address lines. It will have a 14 bit address structure (14 bit gives you 16,384 locations in decimal). Therefore, the last five bits of the address are never used, and there are no address lines for those five bits. Similarly, 1000 bytes divided by 256 bytes is 4. 11 address lines are required to access all bytes, with the lower 7 lines addressing individual chips. May 17, 2023 · The memory configurations require the following lines: (a) 13 address and 16 data, (b) 5 address and 8 data, (c) 24 address and 32 data, (d) 18 address and 64 data lines. Suppose that a 32MB system memory is built from 32 1MB RAM chips. It may be a serial device but the address lines will still be there but internal to the device. Complete question: - A microprocessor uses RAM chips of 1 × 1024 capacity. 128 chips. Thus the number of chips to address a memory capacity of 2048 bytes will be, 2048/64 = 32 chips…. For 4k it would be 12. That'll make for a total of $2^2\times2^7=2^9$ memory locations. Give the number of bytes stored in the memories listed in Problem 1. Assume a 220 byte memory a) What are the lowest and highest addresses We would like to show you a description here but the site won’t allow us. so now 11 address lines can access memory. Also show where the memory May 31, 2021 · 0 Using address multiplexing where the address lines are used by the row and column selector of a 3-dimensional memory array with the third dimension being 8 bits, how many address lines are needed for a memory with a bit capacity of 524288 bits? My approach: 524288/8 = 65536 log_2 (65536) = 16 Is is 16? Sep 27, 2022 · When referring to a cable or wire, a data line, data cable, or data cord is a cable that’s used to transmit data communications between two different points. 765What is the size of the decoder with one chip enable (CE) needed to obtain a 64k×32 memory from 4k×8 chips? write the answer in this format (a×b) Feb 17, 2018 · It depends on the processor, and its RAM interface. Now simply add 1 address line and twice the Sep 24, 2014 · No. It has 13 common address pins, with the row address having one bit more than the column address. :a. The requirement is to represent each memory word with an address, which is in bits, in such a way May 8, 2023 · Answer: - a. (a) How many 128K * 16 RAM chips are needed to provide a memory capacity of 2 MB? (b) How many address lines are required to access 2 MB? How many of these lines are connected to the address inputs of all chips? (c) How many lines must be decoded to produce the chip select inputs? Specify the size of the decoder. Memory Locations and Addresses A memory unit consists of data lines, address selection lines, and control lines that specify the direction of transfer. 1. Jun 10, 2013 · How many address lines and how many data lines are required for a 128KB memory with 16-bit word when the memory is: What will be the memory capacity? a. Answer:So, the correct answer is option D) 14, 16. Step-By-Step Solution Part (a) To find the number of 32K × 8 RAM Question: 4. Calculate the memory capacity (in Kbits) of the memory device (2 marks) It is required to implement a RAM memory system of 64K x 16 bits, how many RAM chips are needed? (2 marks) If the Aug 20, 2025 · Address Lines: Use the formula 2^n = total memory size to find the number of address lines. 16 MB d. If this memory is also low–order interleaved, we have the following allocation of words to banks. number of address bus lines? A computer uses RAM chips of 1024 × 1 capacity. How many RAM and ROM chips are needed? how many address lines are needed? give the address range in hexadecimal for RAM, ROM, and I/O interface units. a) How many bits will each address contain? 2. (i) How many address and data lines does this module have? (ii) How many of these RAM modules are needed to realise a memory module with a capacity of 64K x 16? Explain your (a) How many 64K x 8 RAM chips are needed to provide a memory capacity of 1M x 8? (b) How many address lines are required to access 1M x 8 memory? How many of these lines are connected to the address inputs of all chips? (c) How many lines must be decoded to produce the chip select inputs? Specify the size of the decoder Your solution’s ready 00:01 Hi, in part a of this question, they're asking that how many 128k into 16 ram chips are needed to provide a memory capacity of 2 megabytes? so here we have 128k into 16 ram chips, and how many of them are needed to provide a memory capacity of 2 mb? so 1 kb is equal to 2 raised to power 10 into 8 bits, and 2 mb is equal to 2 into 2 raised to power 20 into 8 bits. Control lines specify which device has permission to use the bus lines and the purpose too. 1: The memory units that follow are specified by the number of words times the number of bits per word. And for 8k, it should be 13. 14, identify the memory map if the inverter of the address line A15 is eliminated and A15 is connected directly to the NAND gate. Each chip needs 8 address lines, and a 4-line decoder is needed for chip selection. Data selection in a system with a 16-bit bus can utilize control signals for byte and word access. 8: (a) How many 32K * 8 RAM chips are needed to provide a memory capacity of 256Kbytes? (b) How many lines of the address must be used to access 256 K bytes? How many of these lines are (a) How many chips are needed and how should their address lines be connected to provide a memory capacity of 1024 bytes? (b) How many chips are needed to provide a memory capacity of 16K bytes? Explain in words how the chips are to be connected to the address bus. Question: The memory units that follow are specified by the number of words times the number of bits per word. Convert units: Convert bytes to bits when calculating total memory requirements. To express in very easy terms, without any bus-multiplexing, the number of bits required to address a memory is the number of lines (address or data Question: 9. The following memory units are specified by the number of words times the number of bits per word. 8Kx16 Dec 30, 2022 · A memory-mapped I/O configuration is used. U1 L20 | Address and Data Line Finding of Memory Unit | find the number of address and data lines Techno Tutorials ( e-Learning) 66. How many lines must be decoded for the chip select inputs? Specify the size of the decoder. 3 How many address lines and data lines are needed for the following memories?What is the capacity of each memory (as a bits)? A) a) 16K x 8 b) 256K x 64 c) 2G x 16 d) 20M x 4 B) Design 512x16 RAM chip using 128X4 RAM chips.