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74HC161D,653

74HC161D,653 Description

The 74HC161D,653 is a 4-bit synchronous binary counter from Nexperia's 74HC series, designed for high-speed digital applications. Manufactured in a 16-pin SOIC package and supplied in Tape & Reel (TR), this IC operates within a 2 V to 6 V voltage range, making it compatible with a variety of logic levels. It features synchronous counting with a 48 MHz count rate, ensuring precise timing in high-frequency circuits. The counter is edge-triggered on the positive clock transition and includes an asynchronous reset for immediate clearing. With up-counting direction and low power consumption, it is ideal for battery-operated and power-sensitive designs.

74HC161D,653 Features

• 4-bit binary counter with synchronous operation for precise timing control.
• High-speed performance: Supports counting up to 48 MHz.
• Wide voltage range (2 V–6 V), compatible with TTL and CMOS logic levels.
• Asynchronous reset for instant counter clearing.
• Positive-edge triggering ensures reliable state transitions.
• Low power consumption, suitable for portable and energy-efficient applications.
• Surface-mount (SOIC-16) package, optimized for compact PCB designs.
• RoHS3 compliant and REACH unaffected, meeting environmental regulations.

74HC161D,653 Applications

• Frequency dividers in communication and clock generation circuits.
• Digital event counters for industrial automation and instrumentation.
• Sequential logic systems in microcontrollers and FPGA-based designs.
• Timing and control circuits in automotive electronics and embedded systems.
• Battery-powered devices due to low power consumption.
• Test and measurement equipment requiring high-speed counting.

Conclusion of 74HC161D,653

The 74HC161D,653 stands out as a high-performance, versatile 4-bit binary counter with synchronous operation, fast response (48 MHz), and robust voltage compatibility. Its asynchronous reset and low power consumption make it a preferred choice for high-speed digital systems, embedded controls, and portable electronics. Compared to similar counters, its wide supply range and reliable edge-triggered logic ensure superior flexibility in mixed-voltage environments. Whether used in frequency division, timing circuits, or industrial automation, this IC delivers precision, efficiency, and durability, making it a reliable component for modern electronic designs.