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| Part Number | DS481TM | DS481TN | DS485TM | DS481M |
|---|---|---|---|---|
| Manufacturer | National Semiconductor | National Semiconductor | Texas Instruments | National Semiconductor |
| Product Status | Obsolete | Active | Obsolete | Active |
| Type | Transceiver | - | Transceiver | - |
| Protocol | RS422, RS485 | - | RS422, RS485 | - |
| Number of Drivers/Receivers | 1/1 | - | 1/1 | - |
| Duplex | Half | - | Half | - |
| Receiver Hysteresis | 70 mV | - | 70 mV | - |
| Data Rate | 2Mbps | - | 2.5Mbps | - |
| Voltage - Supply | 4.75V ~ 5.25V | - | 4.75V ~ 5.25V | - |
| Operating Temperature | -40°C ~ 85°C | - | -40°C ~ 85°C | - |
| Mounting Type | Surface Mount | - | Surface Mount | - |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) | - | 8-SOIC (0.154", 3.90mm Width) | - |
| Supplier Device Package | 8-SOIC | - | 8-SOIC | - |
