| PartNumber | CY62256NLL-70SNXC | CY62256NLL-70SNXAT | CY62256NLL-70SNXA |
| Description | SRAM 256K 32K x 8 4.5-5.5V 28pin 330mil SOP Commercial (0 70 C) Low Power Asynch | SRAM 256Kb 70ns 32K x 8 Low Power SRAM | SRAM SLO 5.0V ULTRA LO PWR 32KX8 SRAM |
| Manufacturer | Alliance Memory | Cypress Semiconductor | Cypress Semiconductor |
| Product Category | SRAM | SRAM | SRAM |
| RoHS | Y | Y | Y |
| Memory Size | 256 kbit | 256 kbit | 256 kbit |
| Organization | 32 k x 8 | 32 k x 8 | 32 k x 8 |
| Access Time | 70 ns | 70 ns | 70 ns |
| Interface Type | Parallel | Parallel | Parallel |
| Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
| Supply Voltage Min | 4.5 V | 4.5 V | 4.5 V |
| Supply Current Max | 50 mA | 50 mA | 50 mA |
| Minimum Operating Temperature | 0 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 70 C | + 85 C | + 85 C |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | SOP-28 | SOIC-28 | SOIC-28 |
| Packaging | Tube | Reel | Tube |
| Memory Type | SRAM | Volatile | SDR |
| Series | CY62256NLL | CY62256NLL | CY62256NLL |
| Type | Asynchronous | Asynchronous | Asynchronous |
| Brand | Alliance Memory | Cypress Semiconductor | Cypress Semiconductor |
| Moisture Sensitive | Yes | Yes | Yes |
| Product Type | SRAM | SRAM | SRAM |
| Factory Pack Quantity | 54 | 1000 | 270 |
| Subcategory | Memory & Data Storage | Memory & Data Storage | Memory & Data Storage |
| Tradename | Cypress | MoBL | MoBL |
| Maximum Clock Frequency | - | - | - |
| Data Rate | - | SDR | SDR |
| Number of Ports | - | 1 | 1 |
| Unit Weight | - | 0.078125 oz | 0.078125 oz |