CD74HC02ME4

Product Overview

Category

CD74HC02ME4 belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in digital logic applications.

Characteristics

• High-speed operation
• Low power consumption
• Wide operating voltage range
• Compatibility with TTL inputs
• Schmitt trigger action on all inputs
• Balanced propagation delays
• High noise immunity

Package

CD74HC02ME4 is available in a small outline integrated circuit (SOIC) package.

Essence

The essence of CD74HC02ME4 lies in its ability to perform logical operations using four independent 2-input NOR gates.

Packaging/Quantity

This product is typically packaged in reels, containing a specified quantity of units per reel.

Specifications

• Supply Voltage Range: 2V to 6V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Maximum Propagation Delay: 14 ns
• Maximum Quiescent Current: 4 μA

Detailed Pin Configuration

CD74HC02ME4 consists of 14 pins, each serving a specific purpose. The pin configuration is as follows:

1. Pin 1: Input A1
2. Pin 2: Input B1
3. Pin 3: Output Y1
4. Pin 4: Ground (GND)
5. Pin 5: Input A2
6. Pin 6: Input B2
7. Pin 7: Output Y2
8. Pin 8: VCC (Positive Power Supply)
9. Pin 9: Output Y3
10. Pin 10: Input B3
11. Pin 11: Input A3
12. Pin 12: Output Y4
13. Pin 13: Input B4
14. Pin 14: Input A4

Functional Features

• CD74HC02ME4 provides four independent NOR gates, each with two inputs and one output.
• It operates at high speed, making it suitable for applications requiring quick logical operations.
• The low power consumption of this IC makes it energy-efficient.
• Its wide operating voltage range allows compatibility with various systems.
• The Schmitt trigger action on all inputs ensures noise immunity and stable operation.
• Balanced propagation delays ensure accurate timing in digital circuits.

Advantages and Disadvantages

Advantages

• High-speed operation enables efficient processing of logic signals.
• Low power consumption reduces energy usage and heat dissipation.
• Wide operating voltage range enhances compatibility with different systems.
• Schmitt trigger action provides noise immunity, ensuring reliable performance.
• Balanced propagation delays enable precise timing in digital circuits.

Disadvantages

• Limited number of gates per IC may require multiple ICs for complex applications.
• Availability and pricing may vary depending on the supplier and market conditions.

Working Principles

CD74HC02ME4 operates based on the principles of digital logic. Each NOR gate within the IC performs a logical NOR operation on its inputs and produces the corresponding output. The inputs and outputs are connected through internal circuitry, which ensures proper signal propagation and logical functionality.

Detailed Application Field Plans

CD74HC02ME4 finds application in various fields, including but not limited to:

1. Digital electronics
2. Microcontroller-based systems
3. Communication devices
4. Industrial automation
5. Automotive electronics
6. Consumer electronics

In these fields, CD74HC02ME4 can be used for tasks such as signal conditioning, data manipulation, control logic implementation, and interface circuitry.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to CD74HC02ME4 include:

1. SN74HC02N
2. MC74HC02AN
3. 74HCT02N
4. CD4001BE

These models are compatible with CD74HC02ME4 in terms of pin configuration, electrical characteristics, and logical operations.

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