ST485B Description
The ST485 is al low power transceiver for RS-485 and RS-422 munication. Each part contains one driver and one receiver. This transceiver draw 300 µA (typ.) of supply current when unloaded or fully loaded with disabled drivers.
ST485B Key Features
- Low quiescent current: 300 µA
- Designed for RS-485 interface application
- 7 V to 12 V mon mode input voltage range
- Driver maintains high impedance in 3-state or
- 70 mV typical input hysteresis
- 30 ns propagation delay, 5 ns skew
- Operate from a single 5 V supply
- Allows up to 64 transceivers on the bus