CD74HC4017PWRG4

Product Overview

• Category: Integrated Circuit
• Use: Decade Counter/Divider
• Characteristics: High-Speed CMOS Logic, 10 Decoded Outputs
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Sequential Logic
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 2V to 6V
• High-Level Input Voltage: 2V
• Low-Level Input Voltage: 0.8V
• High-Level Output Voltage: 4.4V
• Low-Level Output Voltage: 0.5V
• Maximum Clock Frequency: 50MHz
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The CD74HC4017PWRG4 has a total of 16 pins. The pin configuration is as follows:

1. Clock (CLK)
2. Enable (EN)
3. Reset (RST)
4. Output 5 (Q5)
5. Output 1 (Q1)
6. Output 0 (Q0)
7. Output 2 (Q2)
8. Output 6 (Q6)
9. Output 7 (Q7)
10. Output 3 (Q3)
11. Output 8 (Q8)
12. Output 4 (Q4)
13. Output 9 (Q9)
14. Carry Out (CO)
15. Ground (GND)
16. VCC

Functional Features

The CD74HC4017PWRG4 is a high-speed CMOS decade counter/divider with 10 decoded outputs. It can be used in various applications such as frequency division, time sequencing, and control signal generation. The device operates at a wide supply voltage range of 2V to 6V, making it suitable for both low-power and high-performance applications.

The counter has a clock input (CLK) which triggers the counting sequence. The enable input (EN) allows the user to enable or disable the counting operation. The reset input (RST) resets the counter to its initial state. The outputs (Q0-Q9) represent the current count value, with Q0 being the least significant bit and Q9 being the most significant bit. The carry output (CO) indicates when the counter reaches its maximum count value.

Advantages and Disadvantages

Advantages: - High-speed operation - Wide supply voltage range - Decoded outputs simplify circuit design - Compact TSSOP package saves board space - Suitable for various applications

Disadvantages: - Limited maximum clock frequency (50MHz) - Not suitable for high-frequency applications

Working Principles

The CD74HC4017PWRG4 is based on sequential logic and operates as a decade counter/divider. It counts from 0 to 9 and then repeats the sequence. The clock input (CLK) triggers the counter to increment its count value by one on each rising edge of the clock signal. When the counter reaches its maximum count value (9), the carry output (CO) goes high, indicating an overflow condition. The counter can be reset to its initial state by applying a low-level signal to the reset input (RST).

Detailed Application Field Plans

The CD74HC4017PWRG4 can be used in various applications, including:

1. Frequency Division: The decoded outputs (Q0-Q9) can be used to divide an input frequency by 10, allowing for frequency scaling in electronic circuits.
2. Time Sequencing: The counter can be used to generate time sequences in applications such as LED chasers, sequential control circuits, and digital clocks.
3. Control Signal Generation: The counter can be used to generate control signals for sequential operations in industrial automation, robotics, and communication systems.

Detailed and Complete Alternative Models

1. CD4017BE: DIP (Dual In-line Package) version of the CD74HC4017PWRG4.
2. CD4022B: Octal Counter with Decoded Outputs.
3. CD4510B: BCD Up/Down Counter.

These alternative models offer similar functionality and can be used as replacements for the CD74HC4017PWRG4 in various applications.

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