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| Part Number | W631GU8MB-09 | W631GU8NB-09 | W631GU6MB-09 | 
|---|---|---|---|
| Manufacturer | Winbond Electronics | Winbond Electronics | Winbond Electronics | 
| Product Status | Obsolete | Active | Obsolete | 
| Memory Type | Volatile | Volatile | Volatile | 
| Memory Format | DRAM | DRAM | DRAM | 
| Technology | SDRAM - DDR3L | SDRAM - DDR3L | SDRAM - DDR3L | 
| Memory Size | 1Gb (128M x 8) | 1Gb (128M x 8) | 1Gb (64M x 16) | 
| Memory Interface | SSTL_15 | Parallel | Parallel | 
| Clock Frequency | 1.066 GHz | 1.066 GHz | 1.066 GHz | 
| Write Cycle Time - Word, Page | 15ns | 15ns | 15ns | 
| Access Time | 20 ns | 20 ns | 20 ns | 
| Voltage - Supply | 1.283V ~ 1.45V | 1.283V ~ 1.45V, 1.425V ~ 1.575V | 1.283V ~ 1.45V | 
| Operating Temperature | 0°C ~ 95°C (TC) | 0°C ~ 95°C (TC) | 0°C ~ 95°C (TC) | 
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | 
| Package / Case | 78-VFBGA | 78-VFBGA | 96-VFBGA | 
| Supplier Device Package | 78-VFBGA (8x10.5) | 78-VFBGA (8x10.5) | 96-VFBGA (7.5x13) |