SN74AHCT08DG4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Gate
• Characteristics: High-Speed, Low-Power, Quad 2-Input AND Gate
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Combines four 2-input AND gates in a single package
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 4.5V to 5.5V
• Logic Family: AHCT
• Number of Inputs per Gate: 2
• Number of Gates: 4
• Propagation Delay: 6 ns (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SN74AHCT08DG4 has a total of 14 pins. The pin configuration is as follows:

1. A1: Input A for Gate 1
2. B1: Input B for Gate 1
3. Y1: Output Y for Gate 1
4. A2: Input A for Gate 2
5. B2: Input B for Gate 2
6. Y2: Output Y for Gate 2
7. GND: Ground
8. Y3: Output Y for Gate 3
9. B3: Input B for Gate 3
10. A3: Input A for Gate 3
11. VCC: Power Supply
12. Y4: Output Y for Gate 4
13. B4: Input B for Gate 4
14. A4: Input A for Gate 4

Functional Features

• Combines four independent 2-input AND gates in a single package
• High-speed operation with low power consumption
• Compatible with TTL (Transistor-Transistor Logic) input and output voltage levels
• Balanced propagation delays ensure glitch-free operation

Advantages and Disadvantages

Advantages

• Compact design with multiple gates in a single package saves board space
• High-speed operation allows for efficient data processing
• Low-power consumption reduces energy requirements
• Compatibility with TTL ensures easy integration into existing systems

Disadvantages

• Limited number of gates per package may not be sufficient for complex logic circuits
• Propagation delay may affect timing-sensitive applications

Working Principles

The SN74AHCT08DG4 is a quad 2-input AND gate. It performs the logical AND operation on two input signals and produces an output signal based on the logical combination of the inputs. The gate operates by comparing the logic levels of the input signals and generating a high output only when both inputs are high.

Detailed Application Field Plans

The SN74AHCT08DG4 can be used in various applications, including:

1. Digital logic circuits
2. Microprocessor systems
3. Data communication systems
4. Industrial control systems
5. Automotive electronics

Detailed and Complete Alternative Models

• SN74AHC08: Quad 2-Input AND Gate, AHC Logic Family
• SN74LS08: Quad 2-Input AND Gate, LS Logic Family
• CD4081: Quad 2-Input AND Gate, CMOS Logic Family
• MC14008: Quad 2-Input AND Gate, CMOS Logic Family

These alternative models offer similar functionality to the SN74AHCT08DG4 and can be used as replacements depending on specific requirements.

In conclusion, the SN74AHCT08DG4 is a high-speed, low-power quad 2-input AND gate integrated circuit. Its compact design, compatibility with TTL, and balanced propagation delays make it suitable for various digital logic applications. However, its limited number of gates per package and propagation delay should be considered in complex and timing-sensitive designs.