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SN74LS157NSR

SN74LS157NSR

Manufacturer No:

SN74LS157NSR

Manufacturer:

Texas Instruments

Description:

IC MULTIPLEXER 4 X 2:1 16SO

Datasheet:

Datasheet

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SN74LS157NSR Specifications

  • Type
    Parameter
  • Supplier Device Package
    16-SO
  • Package / Case
    16-SOIC (0.209", 5.30mm Width)
  • Mounting Type
    Surface Mount
  • Operating Temperature
    0°C ~ 70°C
  • Voltage - Supply
    4.75V ~ 5.25V
  • Voltage Supply Source
    Single Supply
  • Current - Output High, Low
    400µA, 8mA
  • Independent Circuits
    1
  • Circuit
    4 x 2:1
  • Type
    Multiplexer
  • Packaging
    Cut Tape (CT)
  • Packaging
    Tape & Reel (TR)
  • Product Status
    Active
  • Series
    74LS
The 74AC138 is a 3-to-8 line decoder/demultiplexer integrated circuit chip. It has several advantages and application scenarios:Advantages:1. High-speed operation: The 74AC138 chip operates at a high-speed and can handle high-frequency signals. It has a maximum propagation delay of 6.5 ns, making it suitable for time-critical applications.2. Low power consumption: This chip has low power dissipation, allowing it to be used in battery-operated devices or in situations where power efficiency is important.3. Compatibility: The 74AC138 is compatible with TTL (Transistor-Transistor Logic) voltage levels, which makes it suitable for interfacing with a variety of devices that use TTL logic.4. Multiple output options: This chip provides eight active-low outputs, allowing it to drive multiple devices or logic gates.Application Scenarios:1. Address decoding: The 74AC138 can be used in address decoding circuits in microprocessors or memory systems. It provides a simple and efficient way of selecting specific memory locations or peripheral devices based on specific address inputs.2. Demultiplexing: The chip can be used as a demultiplexer to route a single input signal to one of the eight output lines. This is useful in applications where data needs to be distributed to multiple devices, such as in display systems or multiplexed data transmission.3. Data selection: Using the 74AC138 as a decoder, it can be used to route data from one of the eight input lines to a single output line. This is useful in applications where specific data needs to be selected based on control inputs.4. Control logic: The chip can also be utilized as a general-purpose control logic circuit, where the outputs can be used to enable or disable various functions based on specific control inputs.Overall, the 74AC138 chip is versatile and commonly used in digital systems where address decoding, data selection, or demultiplexing is required. Its high-speed operation, low power consumption, and compatibility make it suitable for a wide range of applications.
SN74LS157NSR Relevant information