74HC4040DB-Q100J

Product Overview

Category

The 74HC4040DB-Q100J belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in digital electronics for various applications such as counters, frequency dividers, and timers.

Characteristics

• High-speed operation
• Low power consumption
• Wide operating voltage range
• Compatibility with both TTL and CMOS logic levels

Package

The 74HC4040DB-Q100J is available in a standard 16-pin dual in-line package (DIP).

Essence

The essence of this product lies in its ability to accurately count and divide input clock signals, making it suitable for timekeeping and frequency division applications.

Packaging/Quantity

The 74HC4040DB-Q100J is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Supply Voltage: 2V to 6V
• Maximum Clock Frequency: 40 MHz
• Number of Stages: 12
• Output Current: ±4 mA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

1. MR (Master Reset)
2. CP (Clock Pulse Input)
3. Q12-Q4 (Parallel Outputs)
4. GND (Ground)
5. Q3-Q0 (Parallel Outputs)
6. VCC (Supply Voltage)
7. Q5-Q11 (Parallel Outputs)
8. NC (No Connection)
9. Q13 (Serial Output)
10. Q14 (Serial Output)
11. Q15 (Serial Output)
12. Q16 (Serial Output)
13. Q17 (Serial Output)
14. Q18 (Serial Output)
15. Q19 (Serial Output)
16. Q20 (Serial Output)

Functional Features

• Asynchronous Master Reset (MR) input for clearing the counter
• Clock Pulse (CP) input for advancing the counter on each rising edge
• Parallel outputs (Q0-Q19) for accessing the current count value
• Serial outputs (Q13-Q20) for cascading multiple counters

Advantages and Disadvantages

Advantages

• High-speed operation allows for efficient counting and frequency division
• Low power consumption makes it suitable for battery-powered applications
• Wide operating voltage range provides flexibility in various systems
• Compatibility with both TTL and CMOS logic levels simplifies integration into existing designs

Disadvantages

• Limited number of stages (12) may not be sufficient for certain complex applications
• Lack of built-in error detection or correction mechanisms

Working Principles

The 74HC4040DB-Q100J operates as a ripple counter, where each stage divides the input clock frequency by 2. The counter advances on each rising edge of the clock pulse input (CP). The parallel outputs (Q0-Q19) represent the current count value, while the serial outputs (Q13-Q20) allow for cascading multiple counters to achieve higher division ratios.

Detailed Application Field Plans

The 74HC4040DB-Q100J finds applications in various fields, including: 1. Digital frequency dividers for communication systems 2. Timer circuits in industrial automation 3. Timekeeping and clock generation in consumer electronics 4. Event counting in scientific instruments 5. Pulse width modulation (PWM) generation in motor control systems

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the 74HC4040DB-Q100J include: - CD4040 - MC14040 - SN74HC4040 - HEF4040

These alternatives can be considered based on specific requirements, availability, and cost considerations.

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