Bidirectional Transceiver, 3.3V, 50mA, 3-STATE, TFSOP, -40°C to 85°C
74GTLPH16927GRG4 Bidirectional Transceiver 3.45V 50mA 3-STATE TSSOP
74GTLPH16927VRE4 Bidirectional Transceiver 3.3V 50mA TFSOP