CD4502BME4

Product Overview

• Category: Integrated Circuit
• Use: Logic Gate
• Characteristics: Dual 4-Input NOR Gate
• Package: SOIC-14
• Essence: High-performance CMOS technology
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 3V to 18V
• Input Voltage Range: 0V to VDD
• Operating Temperature Range: -55°C to +125°C
• Propagation Delay Time: 60ns (typical)
• Output Current: ±8mA
• Quiescent Current: 10μA (maximum)

Detailed Pin Configuration

The CD4502BME4 has a total of 14 pins. The pin configuration is 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. VDD (Supply Voltage)

Functional Features

• Dual 4-input NOR gate functionality
• High noise immunity
• Wide supply voltage range
• Low power consumption
• Fast switching speed
• Schmitt-trigger input for improved noise rejection

Advantages and Disadvantages

Advantages: - Versatile logic gate with multiple inputs - High-performance CMOS technology ensures reliable operation - Wide supply voltage range allows compatibility with various systems - Low power consumption makes it suitable for battery-powered devices - Fast switching speed enables efficient signal processing

Disadvantages: - Limited output current may restrict use in certain applications - Propagation delay time may affect timing-sensitive circuits

Working Principles

The CD4502BME4 is a dual 4-input NOR gate that operates based on CMOS technology. It utilizes complementary MOS transistors to achieve logic functions. The inputs are connected to Schmitt-trigger circuits, which provide hysteresis and improve noise rejection. When the input signals satisfy the NOR gate truth table, the corresponding output is driven to a low logic level. Otherwise, the output remains high.

Detailed Application Field Plans

The CD4502BME4 can be used in various digital logic applications, including but not limited to: - Arithmetic circuits - Data processing systems - Control systems - Memory address decoding - Clock synchronization circuits - Signal conditioning circuits

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the CD4502BME4 include: - CD4001B: Quad 2-input NOR gate - CD4078B: 8-input NOR/OR gate - CD4012B: Dual 4-input NAND gate - CD4081B: Quad 2-input AND gate - CD4073B: Triple 3-input AND gate

These alternatives can be considered based on specific requirements and compatibility with the existing system.

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