Overview
The W971GG6NB25I is a high-performance DDR2 Synchronous DRAM (SDRAM) module manufactured by Winbond Electronics. This component is designed to provide quick and efficient data access for various computing systems. With a capacity of 1GB and operating speeds of up to 800MHz, it is ideal for applications requiring high-speed memory storage.
Key Specifications
| Parameter | Value |
|---|---|
| Density | 1 Gbit (64M x 16) |
| Package | WBGA-84 (TFBGA-84) |
| Supply Voltage | 1.7V ~ 1.9V (nominal 1.8V) |
| Frequency | 667 / 800 / 1066 Mbps |
| Temperature Range | -40°C ~ 95°C (Commercial and Industrial) |
| CAS Latency | 3, 4, 5, 6, and 7 |
| Burst Length | 4 and 8 |
| Memory Interface | SSTL_18 |
| Access Time | 400 ps |
Key Features
- Double Data Rate architecture: two data transfers per clock cycle
- Bi-directional, differential data strobes (DQS and /DQS)
- Edge-aligned with Read data and center-aligned with Write data
- DLL aligns DQ and DQS transitions with clock
- Differential clock inputs (CLK and /CLK)
- Data masks (DM) for write data
- Posted /CAS programmable additive latency supported
- Off-Chip-Driver impedance adjustment (OCD) and On-Die-Termination (ODT) for better signal quality
- Auto-precharge operation for read and write bursts
- Auto Refresh and Self Refresh modes
- Precharged Power Down and Active Power Down
- Write Data Mask
- High-speed x16 technology
Applications
The W971GG6NB25I is suitable for various high-performance computing applications, including:
- Server systems
- Workstations
- High-end desktop computers
- Embedded systems requiring high-speed memory
- Data storage and retrieval systems
Q & A
- Q: What is the capacity of the W971GG6NB25I?
A: The W971GG6NB25I has a capacity of 1GB (64M x 16).
- Q: What are the operating speeds of the W971GG6NB25I?
A: The W971GG6NB25I operates at speeds of 667 / 800 / 1066 Mbps.
- Q: What is the supply voltage range for the W971GG6NB25I?
A: The supply voltage range is 1.7V ~ 1.9V, with a nominal voltage of 1.8V.
- Q: Is the W971GG6NB25I compatible with DDR3 memory interfaces?
A: No, the W971GG6NB25I is specifically designed for DDR2 memory interfaces and is not compatible with DDR3 systems.
- Q: What are the temperature ranges for the W971GG6NB25I?
A: The W971GG6NB25I operates within a temperature range of -40°C to 95°C for both commercial and industrial applications.
- Q: What are the CAS Latency options for the W971GG6NB25I?
A: The CAS Latency options are 3, 4, 5, 6, and 7.
- Q: Does the W971GG6NB25I support auto-refresh and self-refresh modes?
A: Yes, the W971GG6NB25I supports auto-refresh and self-refresh modes.
- Q: What is the package type of the W971GG6NB25I?
A: The package type is WBGA-84 (TFBGA-84).
- Q: Is the W971GG6NB25I RoHS compliant?
A: Yes, the W971GG6NB25I is RoHS compliant.
- Q: What is the access time of the W971GG6NB25I?
A: The access time is 400 ps.
