Home / Counters, Dividers / SN74LS191N/
SN74LS191N

SN74LS191N

Manufacturer No:

SN74LS191N

Manufacturer:

Texas Instruments

Description:

IC BINARY COUNTER 4-BIT 16DIP

Datasheet:

Datasheet

Delivery:

Payment:

Please send RFQ , we will respond immediately.

SN74LS191N 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
    25 MHz
  • Timing
    Synchronous
  • Reset
    -
  • Number of Bits per Element
    4
  • Number of Elements
    1
  • Direction
    Up, Down
  • Logic Type
    Binary Counter
  • Packaging
    Tube
  • Packaging
    Bulk
  • Product Status
    Active
  • Series
    74LS
The SN74LS191N is a 4-bit synchronous up/down binary counter integrated circuit chip. It has several advantages and application scenarios, including:1. Versatility: The SN74LS191N can be used as both an up counter and a down counter, making it suitable for a wide range of applications.2. Synchronous operation: The chip operates synchronously, meaning that the counting action is synchronized with an external clock signal. This allows for precise control and timing in applications.3. Parallel load capability: The chip has a parallel load input that allows the counter to be loaded with a specific value. This feature is useful in applications where a specific count needs to be set initially.4. Cascading capability: Multiple SN74LS191N chips can be cascaded together to create larger counters with more bits. This makes it suitable for applications that require counting beyond 4 bits.5. Output control: The chip provides control inputs for enabling or disabling the outputs, allowing for flexibility in using the counter outputs in different scenarios.Some application scenarios where the SN74LS191N can be used include:1. Digital frequency division: The chip can be used to divide an input clock frequency by a specific factor, allowing for frequency division applications such as clock generation, frequency scaling, or time division multiplexing.2. Event counting: The chip can be used to count events or pulses in various applications, such as in industrial automation, process control, or digital instrumentation.3. Sequence generation: The chip can be used to generate specific sequences of binary numbers, which can be utilized in applications like pattern generation, address generation, or control signal generation.4. Arithmetic operations: The chip can be used in arithmetic circuits to perform addition or subtraction operations, by utilizing the up or down counting capability.5. Control and timing applications: The chip can be used in various control and timing applications, such as in digital clocks, timers, or sequential logic circuits.Overall, the SN74LS191N offers versatility, precise control, and flexibility in various counting and control applications, making it a popular choice in digital electronics.
SN74LS191N Relevant information