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| Part Number | SN74ALS232BFN | SN74ALS233BFN | SN74ALS232BN | SN74ALS232BFNR |
|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Status | Obsolete | Active | Active | Obsolete |
| Memory Size | 64 (16 x 4) | - | 64 (16 x 4) | 64 (16 x 4) |
| Function | Asynchronous | - | Asynchronous | Asynchronous |
| Data Rate | 40MHz | - | 40MHz | 40MHz |
| Access Time | 30ns | - | 30ns | 30ns |
| Voltage - Supply | 4.5 V ~ 5.5 V | - | 4.5 V ~ 5.5 V | 4.5 V ~ 5.5 V |
| Current - Supply (Max) | 125mA | - | 125mA | 125mA |
| Bus Directional | Uni-Directional | - | Uni-Directional | Uni-Directional |
| Expansion Type | Width | - | Width | Width |
| Programmable Flags Support | No | - | No | No |
| Retransmit Capability | No | - | No | No |
| FWFT Support | No | - | No | No |
| Operating Temperature | 0°C ~ 70°C | - | 0°C ~ 70°C | 0°C ~ 70°C |
| Mounting Type | Surface Mount | - | Through Hole | Surface Mount |
| Package / Case | 20-LCC (J-Lead) | - | 16-DIP (0.300", 7.62mm) | 20-LCC (J-Lead) |
| Supplier Device Package | 20-PLCC (9x9) | - | 16-PDIP | 20-PLCC (9x9) |
