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| Part Number | DS14C238WM | DS14C238WMX | DS14C239WM |
|---|---|---|---|
| Manufacturer | National Semiconductor | National Semiconductor | National Semiconductor |
| Product Status | Active | Active | Active |
| Type | Transceiver | Transceiver | - |
| Protocol | RS232 | RS232 | - |
| Number of Drivers/Receivers | 4/4 | 4/4 | - |
| Duplex | Full | Full | - |
| Receiver Hysteresis | 400 mV | 400 mV | - |
| Data Rate | - | - | - |
| Voltage - Supply | 4.5V ~ 5.5V | 4.5V ~ 5.5V | - |
| Operating Temperature | 0°C ~ 70°C | 0°C ~ 70°C | - |
| Mounting Type | Surface Mount | Surface Mount | - |
| Package / Case | 24-SOIC (0.295", 7.50mm Width) | 24-SOIC (0.295", 7.50mm Width) | - |
| Supplier Device Package | 24-SOP | 24-SOIC | - |
