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| Part Number | IDT71V3557SA85BQG | IDT71V3557SA85BQG8 | IDT71V3557SA85BQGI | IDT71V3557SA85BQI | IDT71V3559SA85BQG | IDT71V3557SA75BQG | IDT71V3557SA80BQG | IDT71V3557SA85BG | IDT71V3557SA85BGG | IDT71V3557SA85BQ | IDT71V3557SA85BQ8 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Renesas Electronics America Inc | Renesas Electronics America Inc | Renesas Electronics America Inc | Renesas Electronics America Inc | Renesas Electronics America Inc | Renesas Electronics America Inc | Renesas Electronics America Inc | Renesas Electronics America Inc | Renesas Electronics America Inc | Renesas Electronics America Inc | Renesas Electronics America Inc |
| Product Status | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete |
| Memory Type | Volatile | Volatile | Volatile | Volatile | Volatile | Volatile | Volatile | Volatile | Volatile | Volatile | Volatile |
| Memory Format | SRAM | SRAM | SRAM | SRAM | SRAM | SRAM | SRAM | SRAM | SRAM | SRAM | SRAM |
| Technology | SRAM - Synchronous, SDR (ZBT) | SRAM - Synchronous, SDR (ZBT) | SRAM - Synchronous, SDR (ZBT) | SRAM - Synchronous, SDR (ZBT) | SRAM - Synchronous, SDR (ZBT) | SRAM - Synchronous, SDR (ZBT) | SRAM - Synchronous, SDR (ZBT) | SRAM - Synchronous, SDR (ZBT) | SRAM - Synchronous, SDR (ZBT) | SRAM - Synchronous, SDR (ZBT) | SRAM - Synchronous, SDR (ZBT) |
| Memory Size | 4.5Mb (128K x 36) | 4.5Mb (128K x 36) | 4.5Mb (128K x 36) | 4.5Mb (128K x 36) | 4.5Mb (256K x 18) | 4.5Mb (128K x 36) | 4.5Mb (128K x 36) | 4.5Mb (128K x 36) | 4.5Mb (128K x 36) | 4.5Mb (128K x 36) | 4.5Mb (128K x 36) |
| Memory Interface | Parallel | Parallel | Parallel | Parallel | Parallel | Parallel | Parallel | Parallel | Parallel | Parallel | Parallel |
| Clock Frequency | - | - | - | - | - | - | - | - | - | - | - |
| Write Cycle Time - Word, Page | - | - | - | - | - | - | - | - | - | - | - |
| Access Time | 8.5 ns | 8.5 ns | 8.5 ns | 8.5 ns | 8.5 ns | 7.5 ns | 8 ns | 8.5 ns | 8.5 ns | 8.5 ns | 8.5 ns |
| Voltage - Supply | 3.135V ~ 3.465V | 3.135V ~ 3.465V | 3.135V ~ 3.465V | 3.135V ~ 3.465V | 3.135V ~ 3.465V | 3.135V ~ 3.465V | 3.135V ~ 3.465V | 3.135V ~ 3.465V | 3.135V ~ 3.465V | 3.135V ~ 3.465V | 3.135V ~ 3.465V |
| Operating Temperature | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 165-TBGA | 165-TBGA | 165-TBGA | 165-TBGA | 165-TBGA | 165-TBGA | 165-TBGA | 119-BGA | 119-BGA | 165-TBGA | 165-TBGA |
| Supplier Device Package | 165-CABGA (13x15) | 165-CABGA (13x15) | 165-CABGA (13x15) | 165-CABGA (13x15) | 165-CABGA (13x15) | 165-CABGA (13x15) | 165-CABGA (13x15) | 119-PBGA (14x22) | 119-PBGA (14x22) | 165-CABGA (13x15) | 165-CABGA (13x15) |
