CD74HC21M96

Product Overview

• Category: Integrated Circuit
• Use: Logic Gates
• Characteristics: High-Speed CMOS, Dual 4-Input AND Gate
• Package: SOIC-14
• Essence: The CD74HC21M96 is a high-speed CMOS integrated circuit that contains two independent 4-input AND gates. It is designed to perform logical operations and is commonly used in digital electronics.
• Packaging/Quantity: The CD74HC21M96 is available in a small outline integrated circuit (SOIC) package, which consists of 14 pins. It is typically sold in reels or tubes containing multiple units.

Specifications

• Supply Voltage: 2V to 6V
• Input Voltage: 0V to VCC
• Output Voltage: 0V to VCC
• Operating Temperature Range: -40°C to 85°C
• Propagation Delay: 9 ns (typical)
• Quiescent Current: 2 µA (maximum)

Pin Configuration

The CD74HC21M96 has a total of 14 pins, which are labeled as follows:

1. A1 (Input A1)
2. B1 (Input B1)
3. Y1 (Output Y1)
4. A2 (Input A2)
5. B2 (Input B2)
6. Y2 (Output Y2)
7. GND (Ground)
8. C1 (Input C1)
9. D1 (Input D1)
10. Y3 (Output Y3)
11. C2 (Input C2)
12. D2 (Input D2)
13. Y4 (Output Y4)
14. VCC (Power Supply)

Functional Features

• Dual 4-input AND gates allow for logical operations on multiple inputs.
• High-speed CMOS technology enables fast switching and data processing.
• Wide operating voltage range (2V to 6V) provides flexibility in various applications.
• Low quiescent current ensures power efficiency.
• Compact SOIC package allows for easy integration into circuit designs.

Advantages

• High-speed operation enables efficient data processing.
• Versatile logic gates suitable for a wide range of digital applications.
• Low power consumption contributes to energy efficiency.
• Compact package size facilitates space-saving designs.

Disadvantages

• Limited number of inputs per gate may restrict complex logic operations.
• Sensitivity to electrostatic discharge (ESD) requires proper handling during installation and usage.

Working Principles

The CD74HC21M96 operates based on the principles of CMOS logic. It utilizes transistors to perform logical operations on the input signals. The dual 4-input AND gates receive input signals and produce an output signal based on the logical AND operation. The high-speed CMOS technology ensures fast switching between logic states, enabling efficient data processing.

Application Field Plans

The CD74HC21M96 is commonly used in various digital applications, including:

1. Microprocessor-based systems
2. Data communication equipment
3. Industrial control systems
4. Automotive electronics
5. Consumer electronics

Alternative Models

• SN74HC21: Similar functionality, different package (DIP-14)
• MC74HC21: Similar functionality, different manufacturer (Motorola)

These alternative models provide similar functionality to the CD74HC21M96 but may have variations in package type or manufacturer.

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