| Part Number | ADM3491AR-1REEL7 | ADM3491ARU-1REEL7 | 
|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | 
| Category | Interface - Drivers, Receivers, Transceivers | Interface - Drivers, Receivers, Transceivers | 
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| Product Status | Active | Obsolete | 
| Type | Transceiver | Transceiver | 
| Protocol | RS422, RS485 | RS422, RS485 | 
| Number of Drivers/Receivers | 1/1 | 1/1 | 
| Duplex | Full | - | 
| Receiver Hysteresis | 50 mV | - | 
| Data Rate | 20Mbps | - | 
| Voltage - Supply | 3V ~ 3.6V | 3V ~ 3.6V | 
| Operating Temperature | -40°C ~ 85°C | - | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 14-SOIC (0.154", 3.90mm Width) | 16-TSSOP (0.173", 4.40mm Width) | 
| Supplier Device Package | 14-SOIC | 16-TSSOP |