| PartNumber | CY62256NLL-55SNXI | CY62256NLL-55SNXET | CY62256NLL-55SNXE |
| Description | SRAM 256K 32K x 8 4.5-5.5V 28pin 330mil SOP Industrial (-40 85 C) Low Power Asynch | SRAM 256Kb 55ns 32K x 8 Low Power SRAM | SRAM 256Kb 55ns 32K x 8 Low Power SRAM |
| Manufacturer | Alliance Memory | Cypress Semiconductor | Cypress Semiconductor Corp |
| Product Category | SRAM | SRAM | Memory |
| RoHS | Y | Y | - |
| Memory Size | 256 kbit | 256 kbit | 256K (32K x 8) |
| Organization | 32 k x 8 | 32 k x 8 | 32 k x 8 |
| Access Time | 55 ns | 55 ns | 55 ns |
| Interface Type | Parallel | Parallel | Parallel |
| Supply Voltage Max | 5.5 V | 5.5 V | - |
| Supply Voltage Min | 4.5 V | 4.5 V | - |
| Supply Current Max | 50 mA | 50 mA | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 125 C | + 125 C |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | SOP-28 | SOIC-28 | - |
| Packaging | Tube | Reel | Tube Alternate Packaging |
| Memory Type | SRAM | SDR | SRAM - Asynchronous |
| Series | CY62256NLL | CY62256NLL | MoBLR |
| Type | Asynchronous | Asynchronous | Asynchronous |
| Brand | Alliance Memory | Cypress Semiconductor | - |
| Moisture Sensitive | Yes | Yes | - |
| Product Type | SRAM | SRAM | - |
| Factory Pack Quantity | 54 | 1000 | - |
| Subcategory | Memory & Data Storage | Memory & Data Storage | - |
| Tradename | Cypress | MoBL | MoBL |
| Number of Ports | - | 1 | - |
| Unit Weight | - | 0.078125 oz | 0.078125 oz |
| Package Case | - | - | SOIC-28 |
| Operating Temperature | - | - | -40°C ~ 125°C (TA) |
| Interface | - | - | Parallel |
| Voltage Supply | - | - | 4.5 V ~ 5.5 V |
| Supplier Device Package | - | - | 28-SOIC |
| Speed | - | - | 55ns |
| Data Rate | - | - | SDR |
| Format Memory | - | - | RAM |
| Supply Current Max | - | - | 50 mA |
| Supply Voltage Max | - | - | 5.5 V |
| Supply Voltage Min | - | - | 4.5 V |