| Part Number | W956D6HBCX7I TR | W957D6HBCX7I TR |
|---|---|---|
| Manufacturer | Winbond Electronics | Winbond Electronics |
| Category | Memory | Memory |
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| Product Status | Obsolete | Obsolete |
| Memory Type | Volatile | Volatile |
| Memory Format | PSRAM | PSRAM |
| Technology | PSRAM (Pseudo SRAM) | PSRAM (Pseudo SRAM) |
| Memory Size | 64Mb (4M x 16) | 128Mb (8M x 16) |
| Memory Interface | Parallel | Parallel |
| Clock Frequency | 133 MHz | 133 MHz |
| Write Cycle Time - Word, Page | - | - |
| Access Time | 70 ns | 70 ns |
| Voltage - Supply | 1.7V ~ 1.95V | 1.7V ~ 1.95V |
| Operating Temperature | -40°C ~ 85°C (TC) | -40°C ~ 85°C (TC) |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 54-VFBGA | 54-VFBGA |
| Supplier Device Package | 54-VFBGA (6x8) | 54-VFBGA (6x8) |