| Part Number | CY62128EV30LL-55ZXET | CY62128EV30LL-55SXET | 
|---|---|---|
| Manufacturer | Infineon Technologies | Infineon Technologies | 
| Category | Memory | Memory | 
|   |   | |
| Product Status | Obsolete | Obsolete | 
| Memory Type | Volatile | Volatile | 
| Memory Format | SRAM | SRAM | 
| Technology | SRAM - Asynchronous | SRAM - Asynchronous | 
| Memory Size | 1Mb (128K x 8) | 1Mb (128K x 8) | 
| Memory Interface | Parallel | Parallel | 
| Clock Frequency | - | - | 
| Write Cycle Time - Word, Page | 55ns | 55ns | 
| Access Time | 55 ns | 55 ns | 
| Voltage - Supply | 2.2V ~ 3.6V | 2.2V ~ 3.6V | 
| Operating Temperature | -40°C ~ 125°C (TA) | -40°C ~ 125°C (TA) | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 32-TFSOP (0.724", 18.40mm Width) | 32-SOIC (0.445", 11.30mm Width) | 
| Supplier Device Package | 32-TSOP I | 32-SOIC |