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| Part Number | CY62256NLL-55ZXET | CY62256NLL-55ZXIT | CY62256LL-55ZXET | CY62256NLL-55ZRXET | CY62256NLL-55ZXAT | CY62256NLL-55ZXE |
|---|---|---|---|---|---|---|
| Manufacturer | Infineon Technologies | Infineon Technologies | Rochester Electronics, LLC | Infineon Technologies | Infineon Technologies | Infineon Technologies |
| Product Status | Obsolete | Obsolete | Active | Obsolete | Obsolete | Obsolete |
| Memory Type | Volatile | Volatile | Volatile | Volatile | Volatile | Volatile |
| Memory Format | SRAM | SRAM | SRAM | SRAM | SRAM | SRAM |
| Technology | SRAM - Asynchronous | SRAM - Asynchronous | SRAM - Asynchronous | SRAM - Asynchronous | SRAM - Asynchronous | SRAM - Asynchronous |
| Memory Size | 256Kb (32K x 8) | 256Kb (32K x 8) | 256Kb (32K x 8) | 256Kb (32K x 8) | 256Kb (32K x 8) | 256Kb (32K x 8) |
| Memory Interface | Parallel | Parallel | Parallel | Parallel | Parallel | Parallel |
| Clock Frequency | - | - | - | - | - | - |
| Write Cycle Time - Word, Page | 55ns | 55ns | 55ns | 55ns | 55ns | 55ns |
| Access Time | 55 ns | 55 ns | 55 ns | 55 ns | 55 ns | 55 ns |
| Voltage - Supply | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 4.5V ~ 5.5V |
| Operating Temperature | -40°C ~ 125°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 125°C (TA) | -40°C ~ 125°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 125°C (TA) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 28-TSSOP (0.465", 11.80mm Width) | 28-TSSOP (0.465", 11.80mm Width) | 28-TSSOP (0.465", 11.80mm Width) | 28-TSSOP (0.465", 11.80mm Width) | 28-TSSOP (0.465", 11.80mm Width) | 28-TSSOP (0.465", 11.80mm Width) |
| Supplier Device Package | 28-TSOP I | 28-TSOP I | 28-TSOP I | 28-TSOP I | 28-TSOP I | 28-TSOP I |
