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| Part Number | LT1781IS#PBF | LT1791IS#PBF | LT1781ISW#PBF | LT1381IS#PBF | LT1781CS#PBF | LT1781IN#PBF |
|---|---|---|---|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. |
| Product Status | Active | Active | Active | Active | Active | Active |
| Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Protocol | RS232 | RS422, RS485 | RS232 | RS232 | RS232 | RS232 |
| Number of Drivers/Receivers | 2/2 | 1/1 | 2/2 | 2/2 | 2/2 | 2/2 |
| Duplex | Full | Full | Full | Full | Full | Full |
| Receiver Hysteresis | 400 mV | 20 mV | 400 mV | 400 mV | 400 mV | 400 mV |
| Data Rate | 250KBd | 250kbps | 250KBd | 250KBd | 250KBd | 250KBd |
| Voltage - Supply | 4.5V ~ 5.5V | 4.75V ~ 5.25V | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 4.5V ~ 5.5V |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | 0°C ~ 70°C | -40°C ~ 85°C |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Through Hole |
| Package / Case | 16-SOIC (0.154", 3.90mm Width) | 14-SOIC (0.154", 3.90mm Width) | 16-SOIC (0.295", 7.50mm Width) | 16-SOIC (0.154", 3.90mm Width) | 16-SOIC (0.154", 3.90mm Width) | 16-DIP (0.300", 7.62mm) |
| Supplier Device Package | 16-SO | 14-SO | 16-SO | 16-SO | 16-SO | 16-PDIP |
