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| PartNumber | IS62C256-70U | IS62C256-70UB | IS62C256-70U-TR |
| Description | SRAM 256K 32K x 8 70ns 5v | IC SRAM 256K PARALLEL 28SOP | |
| Manufacturer | ISSI | - | ISSI, Integrated Silicon Solution Inc |
| Product Category | SRAM | - | Memory |
| RoHS | N | - | - |
| Memory Size | 256 kbit | - | 256K (32K x 8) |
| Organization | 32 k x 8 | - | - |
| Access Time | 70 ns | - | - |
| Interface Type | Parallel | - | - |
| Supply Voltage Max | 5.5 V | - | - |
| Supply Voltage Min | 4.5 V | - | - |
| Supply Current Max | 60 mA | - | - |
| Minimum Operating Temperature | 0 C | - | - |
| Maximum Operating Temperature | + 70 C | - | - |
| Mounting Style | SMD/SMT | - | - |
| Package / Case | SOP-28 | - | - |
| Packaging | Tube | - | Tape & Reel (TR) |
| Data Rate | SDR | - | - |
| Type | Asynchronous | - | - |
| Brand | ISSI | - | - |
| Number of Ports | 1 | - | - |
| Product Type | SRAM | - | - |
| Factory Pack Quantity | 25 | - | - |
| Subcategory | Memory & Data Storage | - | - |
| Series | - | - | - |
| Package Case | - | - | 28-SOP |
| Operating Temperature | - | - | 0°C ~ 70°C (TA) |
| Interface | - | - | Parallel |
| Voltage Supply | - | - | 4.5 V ~ 5.5 V |
| Supplier Device Package | - | - | 28-SOP |
| Memory Type | - | - | SRAM - Asynchronous |
| Speed | - | - | 70ns |
| Format Memory | - | - | RAM |