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74HC390DB,112

74HC390DB,112

Manufacturer No:

74HC390DB,112

Manufacturer:

NXP USA Inc.

Description:

IC DUAL DECADE RIPP COUNT 16SSOP

Datasheet:

Datasheet

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74HC390DB,112 Specifications

  • Type
    Parameter
  • Supplier Device Package
    16-SSOP
  • Package / Case
    16-SSOP (0.209", 5.30mm Width)
  • Mounting Type
    Surface Mount
  • Operating Temperature
    -40°C ~ 125°C
  • Voltage - Supply
    2 V ~ 6 V
  • Trigger Type
    Negative Edge
  • Count Rate
    71 MHz
  • Timing
    -
  • Reset
    Asynchronous
  • Number of Bits per Element
    4
  • Number of Elements
    2
  • Direction
    Up
  • Logic Type
    Counter, Decade
  • Packaging
    Tube
  • Product Status
    Active
  • Series
    74HC
The 74HC390DB,112 is a dual 4-bit decade ripple counter integrated circuit chip. Here are some advantages and application scenarios of this chip:Advantages: 1. Dual counter: The chip has two independent 4-bit decade counters, which allows for simultaneous counting or separate counting operations. 2. Ripple counter: It is a ripple counter, which means that the output of one counter stage serves as the clock input for the next stage. This simplifies the circuit design and reduces the number of external components required. 3. Decade counter: The chip counts in a decimal (base-10) sequence, making it suitable for applications that require counting up to 10 or multiples of 10.Application scenarios: 1. Frequency division: The 74HC390DB,112 can be used as a frequency divider by connecting the input clock signal to the clock input of one counter and using the output of another counter stage as the divided output signal. This is useful in applications where a lower frequency signal is required. 2. Event counting: The chip can be used to count events or pulses in various applications such as digital counters, timers, or frequency meters. The outputs of the counters can be used to trigger other circuits or control external devices based on the count value. 3. Sequential control: The dual counters can be used for sequential control in applications such as address generation for memory devices, control of multiplexers or demultiplexers, or generating control signals for sequential logic circuits. 4. Time delay generation: By using appropriate clock signals and connecting the outputs of the counters to logic gates, the chip can be used to generate time delays of specific durations. This can be useful in applications that require precise timing or synchronization.Overall, the 74HC390DB,112 chip offers the advantages of dual counters, ripple counting, and decimal counting, making it suitable for various applications involving frequency division, event counting, sequential control, and time delay generation.
74HC390DB,112 Relevant information