View 74lvc h245a 2 datasheet:

INTEGRATED CIRCUITS 74LVC245A/74LVCH245A Octal bus transceiver with direction pin with 5-volt tolerant inputs/outputs (3-State) Product specification 1998 May 20 Supersedes data of 1997 Dec 19 IC24 Data Handbook Philips Semiconductors Philips Semiconductors Product specification Octal bus transceiver with direction pin with 74LVC245A 5-volt tolerant inputs/outputs (3-State) 74LVCH245A FEATURES DESCRIPTION The 74LVC245A/74LVCH245A is a high-performance, low-power, • 5-volt tolerant inputs/outputs, for interfacing with 5-volt logic low-voltage, Si-gate CMOS device, superior to most advanced • Supply voltage range of 2.7V to 3.6V CMOS compatible TTL families. • Complies with JEDEC standard no. 8-1A Inputs can be driven from either 3.3V or 5V devices. In 3-State operati