The part number "MT41K256M16TW-107:P" is a Memory chip manufactured by Micron Technology. This specific part is a DDR4 SDRAM (Synchronous Dynamic Random Access Memory) with a density of 4 GB (256M x 16) per module , where the "107" in the part number refers to the speed grade, typically 2133 MT/s. "P" at the end of the part number often denotes a version of the component with a specific packaging style.
Pin Function Specifications and Circuit Principle
Below is a detailed explanation of the pin functions for the Micron MT41K256M16TW-107:P DDR4 memory chip. This model uses a 96-ball BGA (Ball Grid Array) package. Let’s break down the pin functions:
1. Pin Layout OverviewThe MT41K256M16TW-107:P memory module uses a 96-ball BGA configuration. Each ball in the BGA package is assigned a specific function, including address, data, control, and Power pins.
Pin/Ball Number Function Description A1-A15 Address Bus These are the address lines for accessing specific memory locations. DQ0-DQ15 Data Bus These are the data pins that transfer the data to and from the memory module. VDD Power Supply These are the power pins providing the required voltage (typically 1.2V for DDR4). VSS Ground Ground pins that connect to the system’s ground plane. CS (Chip Select) Control Pin that is used to select the chip for communication in multi-chip setups. RAS# (Row Address Strobe) Control Signal for identifying a row in memory during read or write operations. CAS# (Column Address Strobe) Control Column strobe signal used to access specific columns within the memory array. WE# (Write Enable) Control Controls the writing process. CK and CK# Clock Clock signal used to synchronize read and write operations. ODT (On-Die Termination) Control Used for memory termination when high-speed signaling is involved. CKE (Clock Enable) Control Controls the enabling of the clock during operation. RESET# Control Reset pin for resetting the memory to its default state. BA0-BA2 Bank Address Used to identify which bank in the memory array is being accessed.(Note: The table above only covers a few key pins and functions; the detailed pin list will include all the 96 pins in a complete datasheet.)
2. FAQ for MT41K256M16TW-107:PHere are 20 common questions and answers about the MT41K256M16TW-107:P DDR4 memory chip:
Q1: What type of memory is the MT41K256M16TW-107:P? A1: The MT41K256M16TW-107:P is a DDR4 SDRAM chip with a 4GB density, offering high-speed performance with a 2133 MT/s data rate.
Q2: What is the pin count of the MT41K256M16TW-107:P? A2: The MT41K256M16TW-107:P uses a 96-ball BGA package.
Q3: What is the voltage requirement for the MT41K256M16TW-107:P? A3: The MT41K256M16TW-107:P operates with a supply voltage of 1.2V for normal operation.
Q4: What does the "107" in the part number represent? A4: The "107" in the part number indicates the speed grade of the memory chip, which is 2133 MT/s.
Q5: How do I identify the row and column addresses in the memory chip? A5: The row address is selected via the RAS# pin, and the column address is selected using the CAS# pin.
Q6: What does the "P" at the end of the part number signify? A6: The "P" at the end of the part number generally denotes a specific packaging style, such as a particular BGA form.
Q7: What are the clock pins on the MT41K256M16TW-107:P? A7: The clock pins are CK and CK#, which are used to synchronize data transfer operations.
Q8: What does the CKE pin do? A8: The CKE (Clock Enable) pin controls whether the memory chip is clocked and operational. When low, the memory chip enters a power-down state.
Q9: How many address pins does the MT41K256M16TW-107:P have? A9: The MT41K256M16TW-107:P has 15 address pins (A1 to A15) for accessing memory locations.
Q10: How do I control write operations to the memory? A10: Write operations are controlled by the WE# (Write Enable) pin.
Q11: What is the purpose of the CS pin? A11: The CS (Chip Select) pin is used to select the memory chip for read/write operations in a multi-chip system.
Q12: What are the data pins for the MT41K256M16TW-107:P? A12: The data pins are DQ0 to DQ15, which are used for data transfer between the memory and the processor or other system components.
Q13: Can I use the RESET# pin to reset the memory? A13: Yes, the RESET# pin is used to reset the memory to its default state.
Q14: What is the function of the ODT pin? A14: The ODT (On-Die Termination) pin helps with high-speed signal integrity by providing termination resistance.
Q15: How can I identify which memory bank is being accessed? A15: The bank being accessed is identified using the BA0 to BA2 pins, which represent the bank address.
Q16: How does the MT41K256M16TW-107:P manage power consumption? A16: The power consumption is controlled through the CKE pin (Clock Enable), and the memory enters a low-power state when CKE is low.
Q17: Is the MT41K256M16TW-107:P compatible with older DDR standards? A17: No, the MT41K256M16TW-107:P is a DDR4 memory chip and is not directly compatible with DDR3 or earlier standards.
Q18: Can the MT41K256M16TW-107:P be used for high-performance computing tasks? A18: Yes, with a 2133 MT/s speed, the MT41K256M16TW-107:P is suitable for high-performance computing applications.
Q19: What is the role of the VSS pins? A19: The VSS pins are ground pins used for establishing the ground connection to the system.
Q20: How do I connect the MT41K256M16TW-107:P to a motherboard? A20: The MT41K256M16TW-107:P is designed for use in memory modules, and its pins should be connected to the appropriate memory controller and other components on the motherboard according to the BGA pinout.
This explanation offers an in-depth look at the MT41K256M16TW-107:P, providing key pin function details and answers to frequently asked questions. For a fully detailed and comprehensive guide, referring to the product's datasheet will offer the complete pinout information and specifications.
