CD74HC4017QPWRG4Q1

The CD74HC4017QPWRG4Q1 is a high-speed CMOS decade counter and divider, designed for use in various digital applications. It is part of the Texas Instruments CD74HC series, which is known for its high-speed performance and low power consumption. Here’s a detailed description of its features and specifications:

General Features:

• Type: Decade Counter / Divider
• Technology: High-speed CMOS (Complementary Metal-Oxide-Semiconductor)
• Functionality: The CD74HC4017 is capable of counting from 0 to 10 (decade counting) and can be used to divide the frequency of input signals.

Pin Configuration:

• The device typically comes in a 16-pin Dual In-line Package (DIP) or a surface-mount package, allowing for easy integration into various circuit designs.
• The pins include:
  • Clock Input (CLK): Triggers the counting sequence on the rising edge.
  • Reset (RST): Resets the counter to zero when activated.
  • Output Pins (Q0 to Q9): Ten output pins that indicate the current count state.
  • Enable (EN): Allows the counter to be enabled or disabled.
  • Carry Out (CO): Indicates when the counter has reached its maximum count and can be used to cascade multiple counters.

Electrical Characteristics:

• Supply Voltage (Vcc): Typically operates at a voltage range of 2V to 6V, making it suitable for battery-powered applications.
• Input Voltage Levels: Compatible with standard TTL logic levels, ensuring interoperability with other digital components.
• Power Consumption: Low static and dynamic power consumption, which is ideal for energy-efficient designs.

Performance:

• Speed: The CD74HC4017 can operate at high frequencies, making it suitable for fast counting applications.
• Propagation Delay: The propagation delay is minimal, allowing for quick response times in counting applications.
• Temperature Range: Designed to operate in a wide temperature range, typically from -40°C to +125°C, ensuring reliability in various environmental conditions.

Applications:

• Frequency Division: Can be used in frequency division circuits for signal processing.
• Event Counting: Ideal for counting events in applications such as digital clocks, timers, and counters.
• LED Control: Often used in LED chasers and light sequencing applications.
• Tally Counters: Useful in tally counting applications where counting of discrete events is required.

Packaging:

• The CD74HC4017QPWRG4Q1 is available in a RoHS-compliant package, ensuring it meets environmental standards for lead-free electronics.

Summary:

The CD74HC4017QPWRG4Q1 from Texas Instruments is a versatile and efficient decade counter that combines high-speed performance with low power consumption. Its wide range of applications, from simple counting tasks to more complex digital circuits, makes it a valuable component in modern electronic designs.