SN74HC682DWG4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Arithmetic Logic Unit (ALU)
• Characteristics: High-speed, low-power consumption
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: 8-bit Magnitude Comparator
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 2V to 6V
• Operating Temperature Range: -40°C to +85°C
• Input Current: ±1µA
• Output Current: ±4mA
• Propagation Delay: 9ns (typical)

Detailed Pin Configuration

The SN74HC682DWG4 has a total of 20 pins. The pin configuration is as follows:

1. A0: Input A0
2. A1: Input A1
3. A2: Input A2
4. A3: Input A3
5. A4: Input A4
6. A5: Input A5
7. A6: Input A6
8. A7: Input A7
9. B0: Input B0
10. B1: Input B1
11. B2: Input B2
12. B3: Input B3
13. B4: Input B4
14. B5: Input B5
15. B6: Input B6
16. B7: Input B7
17. LT: Less Than Output
18. EQ: Equal Output
19. GT: Greater Than Output
20. GND: Ground

Functional Features

The SN74HC682DWG4 is an 8-bit magnitude comparator that compares two 8-bit binary numbers and provides three outputs indicating the relationship between the two numbers: less than, equal, or greater than. It operates at high speed and consumes low power, making it suitable for various applications.

Advantages and Disadvantages

Advantages: - High-speed operation - Low-power consumption - Compact SOIC package - Wide supply voltage range

Disadvantages: - Limited to 8-bit comparison - Not suitable for complex arithmetic operations

Working Principles

The SN74HC682DWG4 compares the two 8-bit binary numbers by comparing each corresponding bit from the most significant bit (MSB) to the least significant bit (LSB). It uses a combination of logic gates and flip-flops to perform the comparison and generate the appropriate outputs.

Detailed Application Field Plans

The SN74HC682DWG4 is commonly used in various digital systems where magnitude comparison is required. Some of its application fields include:

1. Microcontrollers: Used for comparing data values in control algorithms.
2. Digital Signal Processing: Used for comparing signal magnitudes in audio and video processing.
3. Communication Systems: Used for comparing received signal strengths or error rates.
4. Industrial Automation: Used for comparing sensor readings or control signals.
5. Automotive Electronics: Used for comparing sensor inputs or control signals in automotive systems.

Detailed and Complete Alternative Models

1. SN74HC688DWG4: 8-bit Magnitude Comparator with Enable
2. SN74LS682N: 8-bit Magnitude Comparator with Open Collector Outputs
3. CD54HC682F3A: Radiation-Hardened 8-bit Magnitude Comparator

These alternative models offer similar functionality but may have different package options, operating temperature ranges, or additional features.

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