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| Part Number | SN74ACT3631-20PCB | SN74ACT3638-20PCB | SN74ACT3631-30PCB | SN74ACT3632-20PCB | SN74ACT3651-20PCB | SN74ACT3641-20PCB | SN74ACT3631-20DCB |
|---|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Status | Obsolete | Active | Obsolete | Obsolete | Obsolete | Obsolete | Active |
| Memory Size | 18K (512 x 36) | - | 18K (512 x 36) | 36K (512 x 36 x 2) | 72K (2K x 36) | 36K (1K x 36) | - |
| Function | Synchronous | - | Synchronous | Synchronous | Synchronous | Synchronous | - |
| Data Rate | 50MHz | - | 33.4MHz | 50MHz | 50MHz | 50MHz | - |
| Access Time | 13ns | - | 15ns | 13ns | 13ns | 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 | 4.5 V ~ 5.5 V | - |
| Current - Supply (Max) | 400µA | - | 400µA | 400µA | 400µA | 400µA | - |
| Bus Directional | Bi-Directional | - | Bi-Directional | Bi-Directional | Bi-Directional | Bi-Directional | - |
| Expansion Type | Depth, Width | - | Depth, Width | Width | Depth, Width | Depth, Width | - |
| Programmable Flags Support | Yes | - | Yes | Yes | Yes | Yes | - |
| Retransmit Capability | Yes | - | Yes | No | Yes | Yes | - |
| FWFT Support | No | - | No | No | No | No | - |
| Operating Temperature | 0°C ~ 70°C | - | 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 | Surface Mount | - |
| Package / Case | 120-LQFP | - | 120-LQFP | 120-LQFP | 120-LQFP | 120-LQFP | - |
| Supplier Device Package | 120-HLQFP (14x14) | - | 120-HLQFP (14x14) | 120-HLQFP (14x14) | 120-HLQFP (14x14) | 120-HLQFP (14x14) | - |
