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| PartNumber | 70P264L40BYGI | 70P264L40BYGI8 | 70P264L55BYGI |
| Description | SRAM Low Power Dual-Port RAM IC | IC SRAM 256K PARALLEL 81CABGA | SRAM Low Power Dual-Port RAM IC |
| Manufacturer | IDT (Integrated Device Technology) | IDT, Integrated Device Technology Inc | IDT, Integrated Device Technology Inc |
| Product Category | SRAM | Memory | Memory |
| RoHS | Y | - | - |
| Memory Size | 256 kbit | 256K (16K x 16) | 256K (16K x 16) |
| Organization | 16 k x 16 | - | - |
| Access Time | 40 ns | - | - |
| Interface Type | Parallel | - | - |
| Supply Voltage Max | 1.9 V | - | - |
| Supply Voltage Min | 1.7 V | - | - |
| Supply Current Max | 40 mA | - | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 85 C | - | - |
| Mounting Style | SMD/SMT | - | - |
| Package / Case | CABGA-81 | - | - |
| Packaging | Tray | Tape & Reel (TR) | Tray |
| Height | 1 mm | - | - |
| Length | 5 mm | - | - |
| Memory Type | SDR | SRAM - Dual Port, Asynchronous | SRAM - Dual Port, Asynchronous |
| Series | 70P264L4 | - | - |
| Type | Asynchronous | - | - |
| Width | 5 mm | - | - |
| Brand | IDT | - | - |
| Number of Ports | 2 | - | - |
| Moisture Sensitive | Yes | - | - |
| Product Type | SRAM | - | - |
| Factory Pack Quantity | 490 | - | - |
| Subcategory | Memory & Data Storage | - | - |
| Part # Aliases | 70P264 | - | - |
| Package Case | - | 81-TFBGA | 81-TFBGA |
| Operating Temperature | - | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Interface | - | Parallel | Parallel |
| Voltage Supply | - | 1.7 V ~ 1.9 V | 1.7 V ~ 1.9 V |
| Supplier Device Package | - | 81-CABGA (5x5) | 81-CABGA (5x5) |
| Speed | - | 40ns | 55ns |
| Format Memory | - | RAM | RAM |