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| Part Number | SN74ACT3641-20PQ | SN74ACT3651-20PQ | SN74ACT3641-30PQ | SN74ACT3631-20PQ |
|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Status | Obsolete | Obsolete | Obsolete | Obsolete |
| Memory Size | 36K (1K x 36) | 72K (2K x 36) | 36K (1K x 36) | 18K (512 x 36) |
| Function | Synchronous | Synchronous | Synchronous | Synchronous |
| Data Rate | 50MHz | 50MHz | 33.4MHz | 50MHz |
| Access Time | 13ns | 13ns | 15ns | 13ns |
| Voltage - Supply | 4.5 V ~ 5.5 V | 4.5 V ~ 5.5 V | 4.5 V ~ 5.5 V | 4.5 V ~ 5.5 V |
| Current - Supply (Max) | 400µA | 400µA | 400µA | 400µA |
| Bus Directional | Bi-Directional | Bi-Directional | Bi-Directional | Bi-Directional |
| Expansion Type | Depth, Width | Depth, Width | Depth, Width | Depth, Width |
| Programmable Flags Support | Yes | Yes | Yes | Yes |
| Retransmit Capability | Yes | Yes | Yes | Yes |
| FWFT Support | No | No | No | No |
| Operating Temperature | 0°C ~ 70°C | 0°C ~ 70°C | 0°C ~ 70°C | 0°C ~ 70°C |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 132-BQFP Bumpered | 132-BQFP Bumpered | 132-BQFP Bumpered | 132-BQFP Bumpered |
| Supplier Device Package | 132-BQFP (24.13x24.13) | 132-BQFP (24.13x24.13) | 132-BQFP (24.13x24.13) | 132-BQFP (24.13x24.13) |
