| PartNumber | 70V631S12BFGI | 70V631S12BF | 70V631S12BF8 |
| Description | SRAM 256Kx18 STD-PWR 3.3V DUAL-PORT RAM | SRAM 256Kx18 STD-PWR 3.3V DUAL-PORT RAM | SRAM 256Kx18 STD-PWR 3.3V DUAL-PORT RAM |
| Manufacturer | IDT (Integrated Device Technology) | IDT (Integrated Device Technology) | IDT (Integrated Device Technology) |
| Product Category | SRAM | SRAM | SRAM |
| RoHS | Y | N | N |
| Memory Size | 4 Mbit | 4 Mbit | - |
| Organization | 256 k x 18 | 256 k x 18 | - |
| Access Time | 12 ns | 12 ns | - |
| Interface Type | Parallel | Parallel | - |
| Supply Voltage Max | 3.45 V | 3.45 V | - |
| Supply Voltage Min | 3.15 V | 3.15 V | - |
| Supply Current Max | 515 mA | 465 mA | - |
| Minimum Operating Temperature | - 40 C | 0 C | - |
| Maximum Operating Temperature | + 85 C | + 70 C | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | CABGA-208 | CABGA-208 | CABGA-208 |
| Packaging | Tray | Tray | Reel |
| Height | 1.4 mm | 1.4 mm | 1.4 mm |
| Length | 15 mm | 15 mm | 15 mm |
| Memory Type | SDR | SDR | - |
| Series | 70V631 | 70V631S12 | 70V631S12 |
| Type | Asynchronous | Asynchronous | - |
| Width | 15 mm | 15 mm | 15 mm |
| Brand | IDT | IDT | IDT |
| Moisture Sensitive | Yes | Yes | Yes |
| Product Type | SRAM | SRAM | SRAM |
| Factory Pack Quantity | 7 | 7 | 1000 |
| Subcategory | Memory & Data Storage | Memory & Data Storage | Memory & Data Storage |
| Part # Aliases | 70V631 IDT70V631S12BFGI | 70V631 IDT70V631S12BF | 70V631 IDT70V631S12BF8 |