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SN54LS684J

SN54LS684J

Manufacturer No:

SN54LS684J

Manufacturer:

Texas Instruments

Description:

IC COMPARATOR MAG 8BIT 20CDIP

Datasheet:

Datasheet

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SN54LS684J Specifications

  • Type
    Parameter
  • Mounting Type
    Through Hole
  • Supplier Device Package
    20-CDIP
  • Package / Case
    20-CDIP (0.300", 7.62mm)
  • Operating Temperature
    -55°C ~ 125°C
  • Current - Quiescent (Iq)
    65 mA
  • Max Propagation Delay @ V, Max CL
    30ns @ 5V, 45pF
  • Current - Output High, Low
    400µA, 12mA
  • Voltage - Supply
    4.5V ~ 5.5V
  • Output Function
    A=B, A>B
  • Output
    Active Low
  • Number of Bits
    8
  • Type
    Magnitude Comparator
  • Packaging
    Tube
  • Product Status
    Active
  • Series
    54LS
The M74HC42TTR is a BCD-to-Decimal decoder chip manufactured by STMicroelectronics. It is part of the 74HC series, which is a family of high-speed CMOS integrated circuits. Here are some advantages and application scenarios of the M74HC42TTR chip:Advantages: 1. High-speed operation: The M74HC42TTR chip operates at very high speed, making it suitable for applications requiring fast decoding of binary-coded decimal (BCD) inputs.2. Low power consumption: It is designed to consume low power, which makes it energy-efficient and suitable for battery-powered devices or applications with power constraints.3. Wide operating voltage range: The chip can operate over a wide voltage range, typically from 2V to 6V, allowing it to be used in various circuits and systems.4. Multiple decoding options: The M74HC42TTR chip has multiple decoding options, allowing users to select the desired decoding scheme based on their specific requirements.Application scenarios: 1. BCD-to-Seven-Segment Display Decoder: One of the primary applications of the M74HC42TTR chip is in the creation of BCD-to-seven-segment display systems. The chip can decode a 4-bit BCD input and provide the corresponding output to drive a seven-segment LED or LCD display.2. Digital Counters: The chip can be used in digital counters, where it decodes the binary count into a decimal output. This can be useful in applications like frequency dividers, event counters, timers, or similar devices.3. Data Multiplexing: Another application scenario is data multiplexing, where the M74HC42TTR chip assists in demultiplexing BCD-encoded data. It can be used to select the desired output line based on the BCD input, thus allowing efficient data routing in various systems.4. PLC (Programmable Logic Controllers): The chip can be employed in PLCs, where it converts BCD inputs into decimal format, facilitating easy interface with other components, such as displays or control systems.5. Address Decoding: The M74HC42TTR chip can be utilized in address decoding circuits, which are prevalent in various digital systems like microprocessors, memory devices, or input/output controllers.Overall, the M74HC42TTR chip's high speed, low power consumption, wide operating range, and versatile decoding options make it suitable for a range of applications involving BCD decoding, data multiplexing, and digital counter functions.
SN54LS684J Relevant information