5 V, ⅛ Load, Slew-Rate Limited, RS-485/RS-422 Transceiver (Full Duplex, 2.5 Mbps)

Power Mgmt IC: Microprocessor Supervisor, 4.65V, Watchdog, Battery Backup, SOIC
5 V, Slew-Rate Limited, Low Power, 250 kbps, Full Duplex EIA RS-485 Transceiver (with DE/RE)

Power Mgmt IC: 4.5V/4.65V Threshold, 100uA, Watchdog, Battery Backup, SOIC