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DM74LS191N

DM74LS191N

Manufacturer No:

DM74LS191N

Manufacturer:

onsemi

Description:

IC BINARY COUNTER 4-BIT 16DIP

Datasheet:

Datasheet

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DM74LS191N Specifications

  • Type
    Parameter
  • Supplier Device Package
    16-PDIP
  • Package / Case
    16-DIP (0.300", 7.62mm)
  • Mounting Type
    Through Hole
  • Operating Temperature
    0°C ~ 70°C
  • Voltage - Supply
    4.75 V ~ 5.25 V
  • Trigger Type
    Positive Edge
  • Count Rate
    20 MHz
  • Timing
    Synchronous
  • Reset
    -
  • Number of Bits per Element
    4
  • Number of Elements
    1
  • Direction
    Up, Down
  • Logic Type
    Binary Counter
  • Packaging
    Tube
  • Product Status
    Obsolete
  • Series
    74LS
The DM74LS191N is a 4-bit synchronous up/down binary counter chip. It has several advantages and application scenarios, including:Advantages: 1. Versatility: The chip can be configured to operate as an up counter or a down counter, depending on the control inputs. 2. Synchronous operation: The counter advances or decreases its count synchronously with the clock signal, ensuring accurate and reliable counting. 3. Parallel load capability: The chip allows the user to load a specific count into the counter by applying the desired binary value to the parallel inputs. 4. Ripple carry output: The chip provides a ripple carry output that can be used to cascade multiple counters for larger counting applications. 5. Wide operating voltage range: The chip can operate within a wide voltage range, typically between 4.75V and 5.25V.Application scenarios: 1. Digital counters: The DM74LS191N chip is commonly used in digital counters where precise counting is required. It can be used in applications such as frequency dividers, event counters, and time measurement circuits. 2. Control systems: The chip can be used in control systems where counting is required, such as in industrial automation, robotics, and process control applications. 3. Arithmetic circuits: The DM74LS191N can be used in arithmetic circuits where binary addition or subtraction is needed. By configuring the chip as an up or down counter, it can perform binary addition or subtraction operations. 4. Sequential logic circuits: The chip can be used in sequential logic circuits where a specific sequence of events needs to be generated or detected. It can be used to generate specific patterns or sequences of binary values. 5. Educational purposes: The DM74LS191N chip is often used in educational settings to teach digital logic and counting concepts. Its simplicity and versatility make it a suitable choice for learning about binary counting and arithmetic operations.Overall, the DM74LS191N integrated circuit chip offers flexibility, accuracy, and reliability in various counting and control applications.
DM74LS191N Relevant information