QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS
WITH 3-STATE OUTPUTS
• 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 4F257 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.
The SN54F257 is characterized for operation over
the full military temperature range of –55°C to
125°C. The SN74F257 is characterized for
operation from 0°C to 70°C.
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