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SN74HC251N Datasheet Data Selectors/Multiplexers

Manufacturer: Texas Instruments

Download the SN74HC251N datasheet PDF. This datasheet also includes the SN74HC251 variant, as both parts are published together in a single manufacturer document.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (SN74HC251-etcTI.pdf) that lists specifications for multiple related part numbers.

General Description

The SNx4HC251 is a data selector/multiplexer containing full binary decoding to select 1of-8 data sources and

Overview

SN54HC251, SN74HC251 SCLS132F – DECEMBER 1982 – REVISED FEBRUARY 2022 SNx4HC251 Data Selectors/Multiplexers With 3-State Outputs.

Key Features

  • 3-state version of ’HC151.
  • Wide operating voltage range of 2 V to 6 V.
  • High-current 3-state outputs interface directly with system bus or can drive up to 15 LSTTL loads.
  • Low power consumption, 80-μA max ICC.
  • Typical tpd = 9 ns.
  • ±6-mA output drive at 5 V.
  • Low input current of 1 μA max.
  • Perform parallel-to-serial conversion.
  • Complementary outputs provide true and inverted data 2.

More Datasheets from Texas Instruments

Part Number Description
SN74HC251 Data Selectors/Multiplexers
SN74HC251D Data Selectors/Multiplexers
SN74HC253 Dual 4-Line To 1-Line Data Selectors/Multiplexers
SN74HC253-EP Dual 4-Line To 1-Line Data Selectors/Multiplexers
SN74HC253-Q1 Dual 4-Line To 1-Line Data Selectors/Multiplexers
SN74HC253D Dual 4-Line To 1-Line Data Selectors/Multiplexers
SN74HC253N Dual 4-Line To 1-Line Data Selectors/Multiplexers
SN74HC257 QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS
SN74HC257N QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS
SN74HC258 QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS