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SN74LS90DE4

SN74LS90DE4

Manufacturer No:

SN74LS90DE4

Manufacturer:

Texas Instruments

Description:

IC DECADE COUNTER 4-BIT 14SOIC

Datasheet:

Datasheet

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SN74LS90DE4 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
    Last Time Buy
  • Series
    74LS
The SN74LS90DE4 is a decade counter/divider integrated circuit chip. It has several advantages and application scenarios, including:1. Counting and division: The SN74LS90DE4 is primarily used for counting and division applications. It can count from 0 to 9 and divide an input frequency by 10. This makes it useful in various digital systems where counting or frequency division is required.2. Compact and integrated design: The chip is designed to be compact and integrated, which means it requires fewer external components and takes up less space on a circuit board. This makes it suitable for applications with limited space or where a smaller form factor is desired.3. Low power consumption: The SN74LS90DE4 operates at low power levels, making it energy-efficient. This is advantageous in battery-powered devices or applications where power consumption needs to be minimized.4. Wide operating voltage range: The chip can operate within a wide voltage range, typically from 4.75V to 5.25V. This flexibility allows it to be used in various systems with different voltage requirements.5. Ripple carry output: The SN74LS90DE4 has a ripple carry output (RCO) pin, which can be used to cascade multiple chips together for higher counting or division capabilities. This feature enables the construction of larger counters or frequency dividers.Application scenarios for the SN74LS90DE4 include:1. Digital frequency counters: The chip can be used in frequency counters to measure the frequency of an input signal. By dividing the input frequency by 10, it allows for accurate frequency measurements.2. Digital clocks and timers: The SN74LS90DE4 can be used in digital clocks and timers to keep track of time. It can count from 0 to 9, allowing for the display of hours, minutes, or seconds.3. Sequential logic circuits: The chip can be used in sequential logic circuits where counting or division is required. It can be used to control the sequence of events or trigger specific actions based on the count value.4. Frequency division in communication systems: The SN74LS90DE4 can be used in communication systems to divide the frequency of a signal. This is useful in applications such as frequency modulation (FM) or frequency shift keying (FSK) where different frequency bands are required.Overall, the SN74LS90DE4 integrated circuit chip offers a compact, low-power, and versatile solution for counting and division applications in various electronic systems.
SN74LS90DE4 Relevant information