5 V, High Speed (30 Mbps), Low Power, Half Duplex EIA RS-485 Transceiver

IC 8-CHANNEL POWER SUPPLY SUPPORT CKT, QFP32, 7 X 7 MM, MS-026BBA, LQFP-32, Power Management Circuit
IC 10-CHANNEL POWER SUPPLY SUPPORT CKT, QFP48, 7 X 7 MM, MS-026ABC, TQFP-48, Power Management Circuit

IC 10-CHANNEL POWER SUPPLY SUPPORT CKT, PQFP48, 7 X 7 MM, PLASTIC, MS-026ABC, TQFP-48, Power Management Circuit