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| Part Number | IDT71V3556S133BQ | IDT71V3556S133BQ8 | IDT71V3556S133BQG | IDT71V3556S133BQI | IDT71V3556S133BG | 
|---|---|---|---|---|---|
| Manufacturer | 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 | 
| Memory Type | Volatile | Volatile | Volatile | Volatile | Volatile | 
| Memory Format | 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) | 
| Memory Size | 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 | 
| Clock Frequency | 133 MHz | 133 MHz | 133 MHz | 133 MHz | 133 MHz | 
| Write Cycle Time - Word, Page | - | - | - | - | - | 
| Access Time | 4.2 ns | 4.2 ns | 4.2 ns | 4.2 ns | 4.2 ns | 
| Voltage - Supply | 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) | 0°C ~ 70°C (TA) | -40°C ~ 85°C (TA) | 0°C ~ 70°C (TA) | 
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | 
| Package / Case | 165-TBGA | 165-TBGA | 165-TBGA | 165-TBGA | 119-BGA | 
| Supplier Device Package | 165-CABGA (13x15) | 165-CABGA (13x15) | 165-CABGA (13x15) | 165-CABGA (13x15) | 119-PBGA (14x22) |