| Part Number | CY14B256K-SP45XIT | CY14B256L-SP45XIT | 
|---|---|---|
| Manufacturer | Infineon Technologies | Infineon Technologies | 
| Category | Memory | Memory | 
|   |   | |
| Product Status | Obsolete | Obsolete | 
| Memory Type | Non-Volatile | Non-Volatile | 
| Memory Format | NVSRAM | NVSRAM | 
| Technology | NVSRAM (Non-Volatile SRAM) | NVSRAM (Non-Volatile SRAM) | 
| Memory Size | 256Kb (32K x 8) | 256Kb (32K x 8) | 
| Memory Interface | Parallel | Parallel | 
| Clock Frequency | - | - | 
| Write Cycle Time - Word, Page | 45ns | 45ns | 
| Access Time | 45 ns | 45 ns | 
| Voltage - Supply | 2.7V ~ 3.45V | 2.7V ~ 3.6V | 
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 48-BSSOP (0.295", 7.50mm Width) | 48-BSSOP (0.295", 7.50mm Width) | 
| Supplier Device Package | 48-SSOP | 48-SSOP |