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CD74HC139EX

CD74HC139EX

Manufacturer No:

CD74HC139EX

Manufacturer:

Harris Corporation

Description:

DUAL 2-TO 4-LINE DECODER/DEMUX

Datasheet:

Datasheet

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CD74HC139EX Specifications

  • Type
    Parameter
  • Supplier Device Package
    16-PDIP
  • Package / Case
    16-DIP (0.300", 7.62mm)
  • Mounting Type
    Through Hole
  • Operating Temperature
    -55°C ~ 125°C
  • Voltage - Supply
    2V ~ 6V
  • Voltage Supply Source
    Single Supply
  • Current - Output High, Low
    5.2mA, 5.2mA
  • Independent Circuits
    2
  • Circuit
    1 x 2:4
  • Type
    Decoder/Demultiplexer
  • Packaging
    Bulk
  • Product Status
    Active
  • Series
    74HC
The CD74HC139EX is a high-speed CMOS logic dual 2-to-4 line decoder/demultiplexer integrated circuit chip. The advantages and application scenarios of this chip include:1. Flexibility: The CD74HC139EX can function as both a decoder and a demultiplexer, providing flexibility in its applications. It can decode two inputs into four separate outputs or act as a demultiplexer by selecting one of four outputs for data routing.2. High Speed: This chip offers high-speed operation, making it suitable for applications that require quick data decoding or demultiplexing.3. Low Power Consumption: The CD74HC139EX operates at a low supply voltage and consumes very low power, making it energy-efficient.4. Wide Supply Voltage Range: It can function within a wide range of supply voltages, typically from 2V to 6V, allowing it to be compatible with various power supply configurations.5. Schmitt-Trigger Inputs: The chip has Schmitt-trigger inputs, which provide a hysteresis effect and ensure robust and reliable operation even in the presence of noise or signal fluctuations.6. Compact and Easy to Use: The CD74HC139EX is available in a compact and widely used 16-pin package (e.g., SOIC), making it easy to integrate into circuit designs.Application scenarios for CD74HC139EX include:1. Digital Demultiplexing: It can be used to route specific input data to one of four output channels. For example, in a communication system, it can be used to demultiplex a data stream and deliver it to different devices or destinations.2. Address Decoding: It can be applied in memory or peripheral chip select decoding, where it translates address inputs from a microcontroller or other device into enable signals for different memory or peripheral devices.3. Data Routing: The CD74HC139EX can be used for data routing or signal selection purposes. It enables selecting a specific output based on the input conditions, allowing data or signals to be directed to different destinations or processing paths.4. Logic Circuit Design: Due to its decoding and input selection capabilities, this chip can be utilized in various logic circuit designs where input signals need to be decoded, selected, or routed based on specific conditions.Overall, the CD74HC139EX provides a versatile solution for decoding and demultiplexing applications, offering high-speed operation, low power consumption, and flexible input configuration.
CD74HC139EX Relevant information