5 V, Slew-Rate Limited, Low Power, 250 kbps, Full Duplex EIA RS-485 Transceiver (with DE/RE) The ADM489A is a low-power, differential line transceiver manufactured by Analog Devices. It is designed for RS-485 and RS-422 communication applications. Key specifications include:

- **Supply Voltage Range:** 4.75V to 5.25V
- **Operating Temperature Range:** -40°C to +85°C
- **Data Rate:** Up to 2.5 Mbps
- **Number of Drivers/Receivers:** 1 Driver, 1 Receiver
- **Differential Output Voltage:** ±1.5V (min) with a 54Ω load
- **Receiver Input Sensitivity:** ±200mV
- **Receiver Input Resistance:** 12kΩ (min)
- **Quiescent Current:** 300µA (max)
- **ESD Protection:** ±15kV (Human Body Model)

The ADM489A is available in an 8-lead SOIC package and is suitable for half-duplex communication.