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| Part Number | W972GG8KB25I TR | W971GG8KB25I TR | W9725G8KB25I TR | W972GG6KB25I TR |
|---|---|---|---|---|
| Manufacturer | Winbond Electronics | Winbond Electronics | Winbond Electronics | Winbond Electronics |
| Product Status | Not For New Designs | Obsolete | Not For New Designs | Active |
| Memory Type | Volatile | Volatile | Volatile | Volatile |
| Memory Format | DRAM | DRAM | DRAM | DRAM |
| Technology | SDRAM - DDR2 | SDRAM - DDR2 | SDRAM - DDR2 | SDRAM - DDR2 |
| Memory Size | 2Gb (256M x 8) | 1Gb (128M x 8) | 256Mb (32M x 8) | 2Gb (128M x 16) |
| Memory Interface | Parallel | Parallel | Parallel | Parallel |
| Clock Frequency | 400 MHz | 200 MHz | 200 MHz | 400 MHz |
| Write Cycle Time - Word, Page | 15ns | 15ns | 15ns | 15ns |
| Access Time | 400 ps | 400 ps | 400 ps | 400 ps |
| Voltage - Supply | 1.7V ~ 1.9V | 1.7V ~ 1.9V | 1.7V ~ 1.9V | 1.7V ~ 1.9V |
| Operating Temperature | -40°C ~ 95°C (TC) | -40°C ~ 95°C (TC) | -40°C ~ 95°C (TC) | -40°C ~ 95°C (TC) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 84-TFBGA | 60-TFBGA | 60-TFBGA | 84-TFBGA |
| Supplier Device Package | 84-WBGA (8x12.5) | 60-WBGA (8x12.5) | 60-WBGA (8x12.5) | 84-WBGA (8x12.5) |
