DESCRIPTION

The 74AHC/AHCT157 are high-speed Si-gate CMOS devices and are pin compatible with low power Schottky TTL (LSTTL). They are specified in compliance with JEDEC standard No. 7A.

FEATURES

• ESD protection: HBM EIA/JESD22-A114-A

exceeds 2000 V MM EIA/JESD22-A115-A

exceeds 200 V CDM EIA/JESD22-C101

exceeds 1000 V

• Balanced propagation delays

• All inputs have Schmitt-trigger actions

• Multiple input enable for easy expansion

• Ideal for memory chip select decoding

• Inputs accept voltages higher than VCC

• For AHC only: operates with CMOS input levels

• For AHCT only: operates with TTL input levels

• Specified from −40 to +85 and +125 °C.