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SN74HCT139 - Dual 2-Line To 4-Line Decoders/Demultiplexers

Description

The ’HCT139 devices are designed for highperformance memory-decoding or data-routing applications requiring very short propagation delay times.

Features

  • Operating voltage range of 4.5 V to 5.5 V.
  • Outputs can drive up to 10 LSTTL loads.
  • Low power consumption, 80-µA max ICC.
  • Typical tpd = 10 ns.
  • ±4-mA output drive at 5 V.
  • Low input current of 1 µA max.
  • Inputs are TTL-voltage compatible.
  • Designed specifically for high-speed memory decoders and data-transmission systems.
  • Incorporate two enable inputs to simplify cascading and/or data reception 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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SN54HCT139, SN74HCT139 SCLS066E – MARCH 1982 – REVISED AUGUST 2022 Dual 2-Line To 4-Line Decoders/Demultiplexers 1 Features • Operating voltage range of 4.5 V to 5.5 V • Outputs can drive up to 10 LSTTL loads • Low power consumption, 80-µA max ICC • Typical tpd = 10 ns • ±4-mA output drive at 5 V • Low input current of 1 µA max • Inputs are TTL-voltage compatible • Designed specifically for high-speed memory decoders and data-transmission systems • Incorporate two enable inputs to simplify cascading and/or data reception 2 Description The ’HCT139 devices are designed for highperformance memory-decoding or data-routing applications requiring very short propagation delay times. Device Information(1) ORDERABLE PART NUMBER PACKAGE† BODY SIZE (NOM) N (PDIP, 16) 19.31 mm × 6.
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