CD74HC4040NSRE4

Product Overview

• Category: Integrated Circuit
• Use: Counter/Divider
• Characteristics: High-Speed, CMOS Logic, 12-Stage Binary Ripple Counter
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: The CD74HC4040NSRE4 is a high-speed CMOS logic counter/divider integrated circuit. It consists of a 12-stage binary ripple counter with an asynchronous reset feature.
• Packaging/Quantity: The CD74HC4040NSRE4 is available in a tape and reel packaging format, with 2500 units per reel.

Specifications

• Supply Voltage Range: 2V to 6V
• Logic Family: HC
• Number of Stages: 12
• Maximum Clock Frequency: 50 MHz
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay: 13 ns (typical)

Pin Configuration

The CD74HC4040NSRE4 has a total of 16 pins. Here is the detailed pin configuration:

1. Q12 (Output)
2. Q11 (Output)
3. Q10 (Output)
4. Q9 (Output)
5. Q8 (Output)
6. Q7 (Output)
7. Q6 (Output)
8. Q5 (Output)
9. Q4 (Output)
10. Q3 (Output)
11. Q2 (Output)
12. Q1 (Output)
13. MR (Master Reset)
14. CP (Clock Input)
15. GND (Ground)
16. VCC (Power Supply)

Functional Features

• High-speed operation allows for efficient counting and dividing.
• Asynchronous master reset enables easy initialization of the counter.
• Wide supply voltage range provides flexibility in various applications.
• CMOS logic ensures low power consumption and compatibility with other digital circuits.

Advantages and Disadvantages

Advantages: - High-speed operation allows for quick counting and dividing tasks. - Asynchronous reset feature simplifies counter initialization. - Wide supply voltage range enables usage in different electronic systems. - CMOS logic ensures low power consumption and compatibility.

Disadvantages: - Limited number of stages (12) may not be sufficient for certain complex applications. - Propagation delay of 13 ns may introduce timing issues in high-frequency applications.

Working Principles

The CD74HC4040NSRE4 is a binary ripple counter that operates by sequentially toggling its output pins based on the clock input signal. The counter advances one stage with each clock pulse, allowing it to count up to 2^12 (4096). The asynchronous master reset (MR) pin can be used to reset the counter to its initial state.

Detailed Application Field Plans

The CD74HC4040NSRE4 can be utilized in various applications, including:

1. Frequency Division: The counter can be used to divide an input frequency by a factor of 2^12, enabling frequency reduction for specific purposes.
2. Time Delay Generation: By utilizing the propagation delay of the counter, precise time delays can be generated in applications such as timers and clocks.
3. Event Sequencing: The sequential nature of the counter's outputs makes it suitable for event sequencing applications, where specific events need to occur in a predetermined order.

Detailed and Complete Alternative Models

Here are some alternative models that offer similar functionality to the CD74HC4040NSRE4:

1. CD4020BE: 14-stage binary ripple counter with a higher maximum clock frequency of 25 MHz.
2. CD4518BE: Dual BCD up-counter with a wider operating temperature range (-55°C to +125°C).
3. CD4060BE: 14-stage ripple carry binary counter/divider with an integrated oscillator.

These alternative models can be considered based on specific requirements and constraints of the application.

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