W971GG6NB-25 Memory Chips

The **Winbond W971GG6NB-25** is a high-performance 1 Gbit (128 MB) DDR2 SDRAM memory device organized as 8M × 8 banks × 16 bits (64M × 16 total), operating at up to 400 MHz clock frequency (DDR2-800 / PC2-6400 speed grade). Housed in a compact 84-ball VFBGA package, this single-die DDR2 chip delivers reliable bandwidth and power efficiency for cost-sensitive embedded and consumer applications.

**Key Specifications:**
– Brand: Winbond
– Part Number: W971GG6NB-25
– Capacity: 1 Gbit (64M words × 16 bits)
– Type: DDR2 SDRAM
– Clock Frequency: 400 MHz (tCK = 2.5 ns)
– Data Rate: 800 Mbps
– Organization: 8M × 8 banks × 16 bits
– Supply Voltage: 1.7 V to 1.9 V (1.8 V nominal)
– Active current: 110 mA (typ.)
– Refresh current: 8 mA (typ.)
– Package: 84-ball VFBGA
– Packaging: Tray
– Operating Temperature Range: 0 °C to +85 °C (Commercial)

This DDR2 SDRAM provides excellent compatibility with legacy and transitional DDR2 platforms, making it ideal for industrial control, networking equipment, set-top boxes, printers, routers, consumer electronics, automotive infotainment, and other embedded systems requiring moderate-density, low-power DDR2 memory with standard commercial temperature operation.

A proven, cost-effective memory solution from Winbond for designs that prioritize footprint, power efficiency, and long-term availability in DDR2-based applications.