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| Part Number | ADM3491ARZ-REEL7 | ADM3491EARZ-REEL7 | ADM3493ARZ-REEL7 | ADM3490ARZ-REEL7 | ADM3491AR-REEL7 | ADM3491ARZ-1REEL7 | ADM3491ARZ-REEL |
|---|---|---|---|---|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. |
| Product Status | Active | Active | Active | Active | Obsolete | Active | Active |
| Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Protocol | RS422, RS485 | RS422, RS485 | RS422, RS485 | RS422, RS485 | RS422, RS485 | RS422, RS485 | RS422, RS485 |
| Number of Drivers/Receivers | 1/1 | 1/1 | 1/1 | 1/1 | 1/1 | 1/1 | 1/1 |
| Duplex | Full | Full | Half | Full | Full | Full | Full |
| Receiver Hysteresis | 50 mV | 50 mV | 50 mV | 50 mV | 50 mV | 50 mV | 50 mV |
| Data Rate | 10Mbps | 10Mbps | 250kbps | 10Mbps | 10Mbps | 20Mbps | 10Mbps |
| Voltage - Supply | 3V ~ 3.6V | 3V ~ 3.6V | 3V ~ 3.6V | 3V ~ 3.6V | 3V ~ 3.6V | 3V ~ 3.6V | 3V ~ 3.6V |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C (TA) | -40°C ~ 85°C |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 14-SOIC (0.154", 3.90mm Width) | 14-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 14-SOIC (0.154", 3.90mm Width) | 14-SOIC (0.154", 3.90mm Width) | 14-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 14-SOIC | 14-SOIC | 8-SOIC | 8-SOIC | 14-SOIC | 14-SOIC | 14-SOIC |
