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Demultiplexer/Deco Dual 2-4LN 16PD [74LS139]
Demultiplexer/Deco Dual 2-4LN 16PD [74LS139]

74LS139

IC
Demultiplexer/Deco Dual 2-4LN 16PD
Part No: 74LS139
14.38 ZAR
inc
for 1 Each
Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE

Specifications

Electrical Characteristics

  • Supply Voltage (Vcc): 4.75V – 5.25V
  • Nominal Voltage: 5V
  • Input HIGH (VIH): ≥ 2.0V
  • Input LOW (VIL): ≤ 0.8V
  • Output HIGH (VOH): ≥ 2.7V @ IOH = –0.4 mA
  • Output LOW (VOL): ≤ 0.5V @ IOL = 8 mA
  • Propagation Delay (tpd): Typical 15 ns
  • Power Dissipation: Approx. 20 mW per device

Functional Characteristics

  • Address Inputs per Decoder: 2 (A, B)
  • Outputs per Decoder: 4 (Y0 – Y3, active LOW)
  • Enable Input per Decoder: 1 (active LOW)
  • Logic Function: When enable is active, one output goes LOW depending on the binary combination of the address inputs.

Absolute Maximum Ratings

  • Vcc: 7V
  • Input Voltage: –0.5V to 7V
  • Operating Temperature: 0°C to +70°C
  • Storage Temperature: –65°C to +150°C

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