Texas Instruments

CD4516BNSR

CD4516BNSR Description

The CD4516BNSR from Texas Instruments is a 4-bit synchronous up/down binary counter belonging to the 4000B series, designed for high-performance digital applications. This surface-mount IC operates across a wide voltage range of 3V to 18V, making it versatile for various logic-level environments. With a maximum count rate of 11 MHz, it ensures reliable high-speed counting operations. The device features synchronous counting with positive-edge triggering, ensuring precise timing control, while its asynchronous reset allows immediate counter clearing. Packaged in a 16-SO (Tape & Reel), it is RoHS3 compliant and REACH unaffected, meeting modern environmental standards.

CD4516BNSR Features

• 4-bit binary counter with up/down direction control, enabling flexible counting modes.
• Synchronous operation ensures all flip-flops transition simultaneously, reducing skew.
• Wide supply voltage range (3V–18V) supports compatibility with TTL and CMOS logic levels.
• High-speed performance (11 MHz count rate) for time-critical applications.
• Asynchronous reset for immediate counter initialization.
• Low power consumption typical of CMOS technology.
• Surface-mount 16-SO package ideal for compact PCB designs.
• RoHS3 compliant and MSL 1 (unlimited shelf life) for easy handling and storage.

CD4516BNSR Applications

The CD4516BNSR is ideal for:

• Digital frequency dividers in communication systems.
• Event counters in industrial automation and instrumentation.
• Programmable timers and sequence generators in embedded systems.
• Up/down counting in motor control and position sensing.
• Clock management in microcontroller-based designs.
  Its wide voltage range and synchronous operation make it suitable for mixed-voltage environments, while its high noise immunity ensures reliability in electrically noisy conditions.

Conclusion of CD4516BNSR

The CD4516BNSR stands out as a versatile, high-performance binary counter with flexible counting modes and robust CMOS design. Its synchronous operation, wide voltage range, and compact packaging make it an excellent choice for digital counting, timing, and control applications. Whether used in industrial, automotive, or consumer electronics, this IC delivers precision, reliability, and efficiency, making it a preferred solution for engineers seeking a balance of speed and power efficiency.