74HC423DB中文资料飞利浦数据手册PDF规格书

GENERAL DESCRIPTION

The 74HC/HCT423 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

• DC triggered from active HIGH or active LOW inputs

• Retriggerable for very long pulses up to 100 duty factor

• Direct reset terminates output pulse

• Schmitt-trigger action on all inputs except for the rese input

• Output capability: standard (except for nREXT/CEXT)

• ICC category: MSI