The 74HC191 is a 4-bit synchronous up/down binary counter with parallel load capability. It offers independent count-up and count-down clock inputs, making it suitable for frequency division, digital counting, and timing applications.
Key Features:
- 4-Bit Up/Down Counter: Supports bidirectional counting with independent control inputs.
- Synchronous Operation: Ensures glitch-free counting with simultaneous signal transitions.
- Parallel Load Capability: Allows direct presetting of counter values.
- Independent Clock Inputs: Enables separate control of up and down counting functions.
- High-Speed CMOS Logic: Operates efficiently in high-speed digital systems.
Package Includes:
- 1 x 74HC191 4-Bit Synchronous Up/Down Binary Counter
Specifications:
- Technology Family: HC (High-Speed CMOS)
- Supply Voltage: 2V to 6V
- Input Voltage: 0V to Vcc
- High-Level Output Voltage: 4.2V minimum at Vcc = 5V
- Low-Level Output Voltage: 0.1V maximum at Vcc = 5V
- Operating Temperature: -40C to +85C
- Package Type: 16-pin PDIP
Applications:
- Frequency Division
- Digital Counters
- Clock Generators
- Microcontroller Timing Applications
- Control and Automation Systems
Datasheet:
Click here to view the datasheet
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