ON Semiconductor 74ACT163SJ Synchronous Presettable Binary Counter

The 74ACT163SJ from ON Semiconductor is a high-speed synchronous modulo-16 binary counter that is designed to provide reliable, high-performance counting operations in a wide range of digital applications. This integrated circuit is part of the AC/ACT family, which is renowned for its robustness and compatibility with TTL power levels while offering the speed of CMOS technology.

Featuring a synchronous and presettable binary counter with an internal carry look-ahead, the 74ACT163SJ is capable of high-speed counting while maintaining accuracy. This makes it an ideal choice for applications that require precise time measurement, event counting, or frequency division. The device is also equipped with a clear function, which allows the counter to be reset to zero promptly.

The 74ACT163SJ comes in a compact surface-mount package, specifically the 16-lead Small Outline Package (SOP). This form factor makes it suitable for use in space-constrained applications, while its surface-mount design allows for efficient assembly in automated manufacturing processes.

Key features of the 74ACT163SJ include:

• Synchronous counting and loading
• High-speed operation: typically 125 MHz
• Two count enable inputs for n-bit cascading
• Positive-edge triggered clock
• Asynchronous master reset
• Outputs source/sink 24 mA
• ACT series features TTL-compatible inputs
• Standard SOP-16 packaging for surface mounting

With its ability to operate from a wide voltage range of 4.5V to 5.5V, the 74ACT163SJ is versatile and can be integrated into various systems without requiring additional power regulation. Its fast setup times and high clock frequency capabilities ensure that it meets the demands of high-speed digital systems.

Whether you are designing digital clocks, counters, or complex computing systems, the 74ACT163SJ from ON Semiconductor provides the reliability and performance needed for your counting applications. Its combination of speed, power efficiency, and robustness makes it a valuable component in any digital engineer's toolkit.