SN74AHCT257-Q1中文資料德州儀器數(shù)據(jù)手冊PDF規(guī)格書

1 Features

? AEC-Q100 qualified for automotive applications:

– Device temperature grade 1: -40°C to +125°C

– Device HBM ESD classification level 2

– Device CDM ESD classification level C4B

? Available in wettable flank QFN package

? Operating range 4.5V to 5.5V VCC

? TTL-Compatible inputs

? Low delay, 4.3ns typ (25°C, 5V)

? Latch-up performance exceeds 250mA

per JESD 17

2 Applications

? Data selection

? Multiplexing

3 Description

The SN74AHCT257-Q1 is a quad 2-input data

selector/multiplexer with 3-state outputs. Shared A/B

and OE inputs controlls all channels.