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74139 Demultiplexer IC
ICs & ChipsCode da31342d12

74139 Demultiplexer IC

The 74LS139 is a high speed Dual 1-of-4 Decoder/De-multiplexer.

Rs 35
In stock Price updated 15 Nov 2026
Total: Rs 35
  • Delivery in 2 to 4 working daysFree in Islamabad & Rawalpindi above Rs 5,000
  • Cash on deliveryPay when your parcel arrives
  • 7-day checking warrantyDead-on-arrival items replaced
  • Packed with careAnti-static & padded packaging

Highlights

  • ESD protection
  • Balanced propagation delays
  • Designed specifically for high speed

Specifications

Technology Family
LS
Rating
Catalog
Supply voltage
4.75V to 5.5V
Frequency at nominal voltage
35 MHz
Typical propagation delay
21nS
Low power consumption
32mW
Operating temperature
0C to 70C
IOL (Max)
8mA
IOH (Max)
0.4mA
Configuration
2:4
Product type
Standard

About this product

The 74LS139 is a high speed Dual 1-of-4 Decoder/De-multiplexer. The device has two independent decoders, each accepting two inputs and providing four mutually exclusive active LOW Outputs. Each decoder has an active LOW Enable input which can be used as a data input for a 4-output demultiplexer. Each half of the LS139 can be used as a function generator providing all four minterms of two variables. The LS139 is fabricated with the Schottky barrier diode process for high speed and is completely compatible with all Motorola TTL families.

74LS139 Features & Specifications

•Bits (#): 4

•Channels (#): 2

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