CD4029 Binary Decade Up-Down Counter IC DIP-16 Package

The CD4029 is a CMOS presettable up-down counter IC in a DIP-16 package. It operates in either binary or decade (BCD) counting modes, controlled by a logic input. This IC is ideal for digital counters, frequency dividers, and sequential logic projects in educational and maker circuits.

Specifications

• Supply voltage: 3V to 15V DC
• Logic family: CMOS
• Counting modes: Binary (0–15) or Decade (0–9), selectable via Binary/Decade input
• Direction: Up or Down, selectable via Up/Down input
• Presettable: Parallel load capability for preset count values
• Outputs: 4-bit parallel (Q0–Q3) plus Carry Out (CO) for cascading
• Package: DIP-16 (Dual Inline Package)
• Operating temperature: -55°C to +125°C

Compatible with

• Arduino Uno, Nano, Mega
• ESP32, ESP8266
• Raspberry Pi (via GPIO with level shifting)
• STM32, PIC, AVR microcontrollers
• 555 timer circuits and other CMOS/TTL logic families

What you can build with it

• Digital event counter for production line or visitor counting
• Up-down counter for motor position or encoder feedback
• Frequency divider or programmable timer in clock circuits

Built and Backed by Compoden

Every CD4029 IC from Compoden includes access to our AI build companion, delivered via QR code, email, or WhatsApp, to help you wire and program your counter project. With 10 years of experience supplying makers and institutions across India, we ensure reliable components for your builds. Pay your way: UPI, cards, or Cash on Delivery, anywhere in India.