Philips 74HCT257
The 74HC/HCT257 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. The 74HC/HCT257 have four identical 2-input multiplexers with 3-state outputs, which select 4 bits of data from two sources and are controlled by a common dFEATURES
● Non-inverting data path● 3-state outputs interface directly with system bus
● Output capability: bus driver
● ICC category: MSI
GENERAL DESCRIPTION
7A.