Texas Instruments

CD74HC93M

CD74HC93M Description

The CD74HC93M from Texas Instruments is a high-speed 4-bit binary counter belonging to the 74HC series, designed for surface-mount applications. Operating within a 2V to 6V supply voltage range, it delivers reliable performance with a count rate of 35 MHz, making it suitable for high-frequency digital systems. This asynchronous reset counter features negative-edge triggering, ensuring precise timing control in sequential logic circuits. Packaged in a 14-SOIC tube, it is RoHS3 compliant and REACH unaffected, meeting stringent environmental standards. With MSL 1 (Unlimited) moisture sensitivity, it offers robust handling and storage flexibility.

CD74HC93M Features

• 4-bit binary counter with up-counting direction, ideal for frequency division and timing applications.
• High-speed operation (35 MHz) ensures efficiency in clocked systems.
• Asynchronous reset allows immediate counter clearing independent of the clock.
• Wide voltage range (2V–6V) supports compatibility with TTL and CMOS logic levels.
• Negative-edge triggering enhances noise immunity and synchronization.
• Surface-mount (SOIC-14) packaging optimizes board space in compact designs.
• Robust environmental compliance: RoHS3, REACH unaffected, and MSL1 rated.

CD74HC93M Applications

The CD74HC93M excels in:

• Frequency dividers in communication systems and clock generation circuits.
• Digital event counters for industrial automation and instrumentation.
• Sequential logic systems requiring precise timing, such as microcontroller peripherals.
• Embedded systems where low-power, high-speed counting is critical.
• Consumer electronics, including smart devices and display controllers, leveraging its compact footprint.

Conclusion of CD74HC93M

The CD74HC93M stands out for its high-speed performance, versatile voltage range, and reliable asynchronous reset, making it a preferred choice for digital counting and timing applications. Its surface-mount design and environmental resilience further enhance its suitability for modern electronics. Engineers can leverage its 4-bit binary counting capability in systems demanding precision and efficiency, from industrial controls to consumer tech. Texas Instruments’ reputation for quality ensures this IC meets rigorous operational standards.