NXP 74HC163N Synchronous 4-bit Binary Counter

The NXP 74HC163N is a high-speed Si-gate CMOS device that belongs to a family of integrated circuits designed for synchronous counting applications. This 4-bit binary counter features an internal look-ahead carry circuitry for fast counting while also providing the user with the ability to preset it to any desired value through its parallel inputs.

Key Features

• Integrated Circuit Type: Synchronous 4-bit binary counter.
• Logic Family: HC.
• Counting Sequence: Binary, with synchronous operation.
• Output Capability: Standard.
• IC Package Type: DIP, 16-Pin package.
• Supply Voltage Range: 2.0V to 6.0V, making it compatible with TTL levels.
• Count Frequency: High-speed operation—typically 30 MHz at 5V Vcc.
• Presettable: The counter can be preset to any binary number present at the parallel data inputs.
• Reset Function: Asynchronous master reset clears the counter, setting all outputs low.
• Look-ahead Carry: For cascading counters, such as in high-speed counting applications.

Applications

The 74HC163N is suitable for use in a variety of applications that require precise counting, such as:

• Time-delay circuits
• Frequency dividers
• High-speed timers
• Sequential state machines
• General-purpose counters

Quality and Reliability

NXP is known for its commitment to quality and reliability, and the 74HC163N is no exception. It is designed to meet the stringent requirements of the electronics industry and is suitable for use in commercial, industrial, and even military-grade applications where performance and durability are critical.

Conclusion

Overall, the NXP 74HC163N is a versatile and reliable component for designers who require a 4-bit counter with high-speed operation and the ability to interface with various logic families. Its presetting capability, combined with the look-ahead carry feature, makes it an ideal choice for complex counting solutions in a wide range of electronic systems.