Texas Instruments

CD74HC4017E

CD74HC4017E Description

The CD74HC4017E from Texas Instruments is a high-speed decade counter/divider with 10 decoded outputs, designed for synchronous counting applications. Housed in a 16-pin DIP package, this 74HC-series IC operates within a 2V to 6V supply range, making it compatible with TTL and CMOS logic levels. It features a 35 MHz count rate, enabling rapid state transitions for high-performance digital systems. The device supports both positive and negative edge triggering, offering flexibility in clock input configurations. Its asynchronous reset allows immediate counter clearing, while the up-counting direction ensures straightforward sequential logic implementation.

CD74HC4017E Features

• Decade Counter with 10 Outputs: Provides fully decoded outputs (Q0–Q9) for precise state control.
• High-Speed Operation: 35 MHz count rate ensures efficient performance in timing-critical applications.
• Wide Voltage Range (2V–6V): Compatible with mixed-voltage systems and low-power designs.
• Dual-Edge Triggering: Supports positive or negative clock transitions for versatile timing integration.
• Asynchronous Reset: Enables instant counter initialization without clock dependency.
• Robust Packaging: Through-hole DIP mounting ensures durability and ease of prototyping.
• RoHS3 Compliant: Meets environmental standards for lead-free manufacturing.

CD74HC4017E Applications

• Frequency Division: Ideal for clock division in timers, oscillators, and pulse generators.
• Sequential Logic Systems: Used in LED chasers, display multiplexers, and state machines.
• Industrial Control: Suitable for sensor interfacing, step sequencing, and automation.
• Consumer Electronics: Powers lighting effects, toy animations, and audio visualizers.
• Test Equipment: Facilitates pattern generation and signal conditioning in lab instruments.

Conclusion of CD74HC4017E

The CD74HC4017E stands out for its high-speed operation, flexible triggering, and reliable decade counting capabilities. Its wide voltage compatibility and asynchronous reset make it superior to basic counters, while the 10-bit decoded outputs simplify complex sequencing tasks. Whether for prototyping or production, this IC is a robust choice for digital timing, control systems, and interactive electronics. Texas Instruments’ adherence to RoHS3 and REACH standards further ensures its suitability for modern, eco-conscious designs.