View 74ahc ahct245 2 datasheet:

INTEGRATED CIRCUITS DATA SHEET 74AHC245; 74AHCT245 Octal bus transceiver; 3-state Product specification 1999 Sep 28 Supersedes data of 1998 Sep 21 File under Integrated Circuits, IC06 Philips Semiconductors Product specification Octal bus transceiver; 3-state 74AHC245; 74AHCT245 FEATURES FUNCTION TABLE See Note 1. • ESD protection: HBM EIA/JESD22-A114-A INPUTS INPUTS/OUTPUTS exceeds 2000 V OE DIR An Bn MM EIA/JESD22-A115-A exceeds 200 V L L A = B inputs CDM EIA/JESD22-C101 L H inputs B = A exceeds 1000 V HXZZ • Balanced propagation delays Note • All inputs have a Schmitt-trigger 1. H = HIGH voltage level; action L = LOW voltage level; • Inputs accepts voltages higher than VCC X = don’t care; • For AHC only: Z = high-impedance OFF-state. operates with CMOS