MC14526 presettable 4-bit binary down counter

The MC14526 presettable 4-bit binary down counter is a digital logic component designed to count downward in binary from a preset value. As a presettable counter, it allows an initial 4-bit value to be loaded and then decremented by clock pulses, making it suitable for use in timing sequences, event counting, digital control logic, and other general-purpose counting applications.This component is commonly integrated into larger digital systems where a controlled down-count sequence is required. Typical usage patterns include loading a starting count, gating or enabling the counting operation, and detecting terminal count conditions for cascade or reset actions. Because it is a 4-bit device, it represents counts in binary from 0 to 15 and can be cascaded with other counters or logic to form wider counting ranges.The MC14526 is intended for designers, engineers, and hobbyists working on prototype or production projects that require a straightforward presettable down-counter building block. When selecting this device for a design, review the manufacturer's datasheet and recommended application notes for electrical characteristics, timing, recommended operating conditions, and available package options to ensure compatibility with your system requirements.