5 V Multichannel RS-232 Line Driver/Receiver with +/-15 kV ESD Protection 28-SSOP 0 to 70
5V 20mA SSOP28 Surface Mount Bus Transceiver
TRS211CDBG4 5V 20mA Surface Mount Bus Transceiver
QUAD LINE TRANSCEIVER, PDSO28, GREEN, PLASTIC, SSOP-28
4-Channel 5V 20mA Full-Duplex SOIC-28 Bus Transceiver