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MM74HC148N

MM74HC148N

Manufacturer No:

MM74HC148N

Manufacturer:

Fairchild Semiconductor

Description:

ENCODER, HC/UH SERIES, 8-BIT

Datasheet:

Datasheet

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MM74HC148N Specifications

  • Type
    Parameter
  • Supplier Device Package
    16-PDIP
  • Package / Case
    16-DIP (0.300", 7.62mm)
  • Mounting Type
    Through Hole
  • Operating Temperature
    -40°C ~ 85°C
  • Voltage - Supply
    2V ~ 6V
  • Voltage Supply Source
    Single Supply
  • Current - Output High, Low
    5.2mA, 5.2mA
  • Independent Circuits
    1
  • Circuit
    1 x 8:3
  • Type
    Priority Encoder
  • Packaging
    Bulk
  • Product Status
    Active
  • Series
    74HC
The MM74HCT138MTC is a 3-to-8 line decoder/demultiplexer integrated circuit chip. Its advantages and application scenarios can be summarized as follows:Advantages:1. High-speed operation: The MM74HCT138MTC operates at high-speed due to its HCT (high-speed CMOS) technology, which allows for faster logic operations compared to traditional CMOS chips.2. Low power consumption: This chip has a low power consumption feature, making it suitable for use in battery-powered devices or applications where power efficiency is essential.3. Wide operating voltage range: The MM74HCT138MTC can operate within a wide input voltage range of 4.5V to 5.5V, providing flexibility in various circuit designs.4. Output drive capability: It has a high output drive capability, allowing it to drive external loads directly without the need for additional buffer circuits, thereby simplifying the overall circuit design.Application scenarios:1. Address decoding: The MM74HCT138MTC is commonly used to decode address signals in microprocessor or memory systems. It can be used to select one out of eight memory banks or peripheral devices based on the given address.2. Memory expansion: In computer systems, this chip can be utilized to expand the addressable memory. By using multiple MM74HCT138MTC chips, a larger memory address space can be achieved.3. Data routing: It can also be used for data routing in digital systems. By demultiplexing the input data, the MM74HCT138MTC can select and route the information to a specific output line or device.4. LED matrix control: In LED display applications, especially for multiplexed LED matrices, this chip is employed to demultiplex row or column signals and control individual LED segments or pixels.5. Input/output expansion: The MM74HCT138MTC can be used to expand the number of input/output lines in digital circuits, enabling the connection of additional devices such as sensors, switches, or actuators.Overall, the MM74HCT138MTC is a versatile decoder/demultiplexer chip with many practical applications in digital systems requiring address decoding, data routing, memory expansion, and input/output expansion.
MM74HC148N Relevant information