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| Part Number | ADM489AR-REEL | ADM489ARZ-REEL | ADM485AR-REEL | 
|---|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | 
| Product Status | Obsolete | Not For New Designs | Obsolete | 
| Type | Transceiver | Transceiver | Transceiver | 
| Protocol | RS422, RS485 | RS422, RS485 | RS422, RS485 | 
| Number of Drivers/Receivers | 1/1 | 1/1 | 1/1 | 
| Duplex | - | Full | Half | 
| Receiver Hysteresis | - | 70 mV | 70 mV | 
| Data Rate | - | 250kbps | 5Mbps | 
| Voltage - Supply | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 4.75V ~ 5.25V | 
| Operating Temperature | - | -40°C ~ 85°C | -40°C ~ 85°C | 
| Mounting Type | 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) | 
| Supplier Device Package | 14-SOIC | 14-SOIC | 8-SOIC |