The NXP PC74HC163T is a high-speed Si-gate CMOS device that is part of the 74HC/HCT family of integrated circuits. This synchronous presettable binary counter features a 4-bit binary sequence which is advanced on the edge of a clock signal when the count enable inputs are in the appropriate state. Designed for robust performance and compatibility with TTL-level systems, this IC is a versatile choice for a range of digital applications.

Key Features

• Synchronous Counting: The PC74HC163T ensures precise timing by synchronizing the counting process with the clock input, which is essential for applications where timing is critical.
• Presettable Counter: The counter can be preset to any desired value using the parallel load feature, providing flexibility and control in various counting operations.
• Binary Counter: As a 4-bit binary counter, it can count from 0 to 15, making it suitable for a range of digital counting tasks.
• Look-Ahead Carry Output: This feature allows for cascading multiple counters with speed, as it provides faster counting by bypassing the normal clock propagation delays.
• Master Reset: The inclusion of a master reset function allows the counter to be quickly and easily reset to zero, ensuring efficient operation and recovery from error states.
• Compatibility: The PC74HC163T is designed to interface with TTL logic levels, making it compatible with existing TTL systems and facilitating easy integration.

Applications

The NXP PC74HC163T is suitable for a diverse range of applications, including:

• Industrial control systems
• Frequency dividers
• Timers and counters in consumer electronics
• General purpose synchronous counting operations

Technical Specifications

Below are some of the key technical specifications of the PC74HC163T:

• Supply Voltage Range: 2.0 to 6.0 V
• Operating Temperature: -40°C to +125°C
• Package: SO16 (SOT109-1)
• Count Frequency: Up to 80 MHz

The NXP PC74HC163T is a robust, high-performance binary counter that offers a blend of speed, functionality, and ease of use for digital counting and timing applications.