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| Part Number | SN74ACT7805-20DLR | SN74ACT7805-25DLR | SN74ACT7805-40DLR | SN74ACT7806-20DLR | SN74ACT7803-20DLR | SN74ACT7804-20DLR | SN74ACT7805-20DL |
|---|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Status | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete |
| Memory Size | 4.5K (256 x 18) | 4.5K (256 x 18) | 4.5K (256 x 18) | 4.5K (256 x 18) | 9K (512 x 18) | 9K (512 x 18) | 4.5K (256 x 18) |
| Function | Synchronous | Synchronous | Synchronous | Asynchronous | Synchronous | Asynchronous | Synchronous |
| Data Rate | 50MHz | 40MHz | 25MHz | 50MHz | 50MHz | 50MHz | 50MHz |
| Access Time | 13ns | 15ns | 20ns | 15ns | 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 | 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 | 400µA | 400µA |
| Bus Directional | Uni-Directional | Uni-Directional | Uni-Directional | Uni-Directional | Uni-Directional | Uni-Directional | Uni-Directional |
| Expansion Type | Width | Width | Width | Width | Width | Width | Width |
| Programmable Flags Support | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Retransmit Capability | No | No | No | No | No | No | No |
| FWFT Support | No | No | 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 | 0°C ~ 70°C | 0°C ~ 70°C |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 56-BSSOP (0.295", 7.50mm Width) | 56-BSSOP (0.295", 7.50mm Width) | 56-BSSOP (0.295", 7.50mm Width) | 56-BSSOP (0.295", 7.50mm Width) | 56-BSSOP (0.295", 7.50mm Width) | 56-BSSOP (0.295", 7.50mm Width) | 56-BSSOP (0.295", 7.50mm Width) |
| Supplier Device Package | 56-SSOP | 56-SSOP | 56-SSOP | 56-SSOP | 56-SSOP | 56-SSOP | 56-SSOP |
