Datasheet Summary
SN54F257, SN74F257 QUADRUPLE 2ĆLINE TO 1ĆLINE DATA SELECTORS/MULTIPLEXERS
WITH 3ĆSTATE OUTPUTS
SDFS065A
- D2932, MARCH 1987
- REVISED OCTOBER 1993
- 3-State Outputs Interface Directly With
System Bus
- Provides Bus Interface From Multiple
Sources in High-Performance Systems
- Package Options Include Plastic
Small-Outline Packages, Ceramic Chip Carriers, and Standard Plastic and Ceramic 300-mil DIPs description
The ′F257 is designed to multiplex signals from 4-bit data sources to 4-output data lines in bus-organized systems. The 3-state outputs will not load the data lines when the output enable (OE) input is at a high logic level.
SN54F257 . . . J PACKAGE SN74F257 . . . D OR N...
