| Part Number | DS1489MX | DS1487MX | 
|---|---|---|
| Manufacturer | National Semiconductor | Texas Instruments | 
| Category | Interface - Drivers, Receivers, Transceivers | Interface - Drivers, Receivers, Transceivers | 
|   |   | |
| Product Status | Obsolete | Obsolete | 
| Type | Receiver | Transceiver | 
| Protocol | RS232 | RS422, RS485 | 
| Number of Drivers/Receivers | 0/4 | 1/1 | 
| Duplex | - | Half | 
| Receiver Hysteresis | - | 70 mV | 
| Data Rate | - | 2Mbps | 
| Voltage - Supply | 4.75V ~ 5.25V | 4.75V ~ 5.25V | 
| Operating Temperature | - | 0°C ~ 70°C | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 14-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 
| Supplier Device Package | 14-SOIC | 8-SOIC |