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74HC251 - Data Selectors/Multiplexers

Description

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

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.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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SN54HC251, SN74HC251 SCLS132F – DECEMBER 1982 – REVISED FEBRUARY 2022 SNx4HC251 Data Selectors/Multiplexers With 3-State Outputs 1 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 Description The SNx4HC251 is a data selector/multiplexer containing full binary decoding to select 1of-8 data sources and features strobe-controlled complementary 3-state outputs.
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