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SN74LS90DG4

SN74LS90DG4

Manufacturer No:

SN74LS90DG4

Manufacturer:

Texas Instruments

Description:

IC DECADE COUNTER 4-BIT 14SOIC

Datasheet:

Datasheet

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SN74LS90DG4 Specifications

  • Type
    Parameter
  • Supplier Device Package
    14-SOIC
  • Package / Case
    14-SOIC (0.154", 3.90mm Width)
  • Mounting Type
    Surface Mount
  • Operating Temperature
    0°C ~ 70°C
  • Voltage - Supply
    4.75 V ~ 5.25 V
  • Trigger Type
    Negative Edge
  • Count Rate
    42 MHz
  • Timing
    -
  • Reset
    Asynchronous
  • Number of Bits per Element
    4
  • Number of Elements
    1
  • Direction
    Up
  • Logic Type
    Counter, Decade
  • Packaging
    Tube
  • Product Status
    Discontinued at Digi-Key
  • Series
    74LS
The SN74LS90DG4 is a decade counter integrated circuit that is designed to count from 0 to 9. Here are some advantages and application scenarios of this chip:1. Simple and easy to use: The SN74LS90DG4 is a straightforward device that requires minimal external components to operate. This makes it easy to integrate into various electronic circuits.2. Decimal counter: The chip can count from 0 to 9 in decimal format. This makes it suitable for applications that require precise decimal counting or sequencing.3. Divide-by-N applications: The SN74LS90DG4 can be used in divide-by-N applications, where it divides an input clock frequency by a specific factor (N). This is useful in applications where a specific frequency division is necessary, such as frequency counters, timers, and clock generators.4. BCD counter: The chip counts in Binary-Coded Decimal (BCD) format, where each output represents one of the decimal digits from 0 to 9. This makes it suitable for applications that require BCD counting, such as digital clocks and calculators.5. Cascading capability: Multiple SN74LS90DG4 chips can be cascaded together to achieve higher counting ranges. By connecting the carry output of one chip to the clock input of the next chip, a larger counting range can be achieved.6. Low power consumption: The SN74LS90DG4 operates at low power, making it suitable for battery-powered devices or applications where power efficiency is required.Some application scenarios where the SN74LS90DG4 can be used include:1. Digital displays: The chip can be utilized to drive seven-segment displays in digital clocks, timers, scoreboards, or any application where numerical information needs to be displayed.2. Frequency division: It can be used in frequency division circuits to generate lower-frequency clock signals for various purposes, such as timekeeping in digital systems or synchronization of multiple electronic devices.3. Sequential control: The chip can be used to control the sequence of events or operations in a system. For example, it can be used to trigger specific actions or operations at predetermined counts in control systems or industrial automation.4. Educational projects: The SN74LS90DG4 is commonly used in educational projects to teach digital electronics, binary counting, and basic arithmetic operations.It's important to note that while the SN74LS90DG4 has its advantages, there may be more advanced or specific counter chips available for certain applications. It's recommended to consult the chip's datasheet and application notes for detailed information and guidance on using the chip effectively.
SN74LS90DG4 Relevant information