4017 Counter Ic Datasheet Jun 2026

The (often listed as CD4017 or HCF4017) is a widely used CMOS decade counter with 10 decoded outputs. Known for its versatility, it is a staple in hobbyist projects and industrial timing circuits alike, frequently serving as the "brain" for LED chasers, frequency dividers, and sequential control systems. 1. Key Features and Specifications

The 4017 is a 5-stage Johnson counter that converts a clock input into a sequence of 10 high-state outputs. 4017 counter ic datasheet

The 4017 is a popular CMOS (Complementary Metal-Oxide-Semiconductor) counter IC that can be used in a variety of applications, including digital counters, frequency dividers, and sequential logic circuits. Here are some interesting features of the 4017 counter IC: The (often listed as CD4017 or HCF4017) is

A 555 timer generates clock pulses, and each output lights an LED in sequence. The reset pin can be wired to any output to create shorter sequences (e.g., Q4 to reset for a 0–3 sequence). Key Features and Specifications The 4017 is a