
Ultralow Power Voltage Supervisor with Watchdog Timer, Manual Reset and Low Threshold Voltages
5 V, Slew-Rate Limited, Low Power, 250 kbps, Full Duplex EIA RS-485 Transceiver
0.1 µF, +5V CMOS RS-232 200 kBPS Transceiver with 4 Drivers & 4 Receivers