SN74AHC244NG4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Buffer/Line Driver
• Characteristics: High-speed, low-power, non-inverting
• Package: 20-pin DIP (Dual In-line Package)
• Essence: Logic gate with 8-bit buffer/driver functionality
• Packaging/Quantity: Available in tubes of 25 or reels of 2,000 units

Specifications

• Supply Voltage Range: 2 V to 5.5 V
• Input Voltage Range: 0 V to VCC
• Output Voltage Range: 0 V to VCC
• Maximum Operating Frequency: 50 MHz
• Propagation Delay Time: 6 ns (typical)
• Output Current: ±8 mA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SN74AHC244NG4 has a total of 20 pins, which are arranged as follows:

1. A1: Input 1 for channel A
2. Y1: Output 1 for channel A
3. GND: Ground
4. A2: Input 2 for channel A
5. Y2: Output 2 for channel A
6. A3: Input 3 for channel A
7. Y3: Output 3 for channel A
8. VCC: Positive power supply
9. Y4: Output 4 for channel A
10. A4: Input 4 for channel A
11. OE: Output Enable
12. Y5: Output 5 for channel B
13. A5: Input 5 for channel B
14. Y6: Output 6 for channel B
15. A6: Input 6 for channel B
16. Y7: Output 7 for channel B
17. A7: Input 7 for channel B
18. Y8: Output 8 for channel B
19. A8: Input 8 for channel B
20. GND: Ground

Functional Features

• Non-inverting buffer/driver with 3-state outputs
• High-speed operation, suitable for applications requiring fast signal propagation
• Low power consumption, making it energy-efficient
• Wide supply voltage range allows compatibility with various systems
• 3-state outputs enable easy interfacing with other devices

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient data transfer - Low power consumption reduces energy costs - Wide supply voltage range enhances versatility - 3-state outputs facilitate easy system integration

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

Working Principles

The SN74AHC244NG4 is a non-inverting buffer/driver IC that amplifies and buffers digital signals. It operates by receiving input signals on the A1-A8 pins and providing amplified outputs on the Y1-Y8 pins. The OE pin controls the output enable/disable function, allowing the device to be put into a high-impedance state when not in use.

Detailed Application Field Plans

The SN74AHC244NG4 is commonly used in various electronic applications, including:

1. Microcontrollers and microprocessors
2. Data communication systems
3. Industrial automation equipment
4. Automotive electronics
5. Consumer electronics
6. Robotics
7. Instrumentation and measurement devices

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the SN74AHC244NG4 are:

1. SN74LVC244A: Low-voltage CMOS Octal Buffer/Driver
2. CD74HCT244: High-Speed CMOS Logic Octal Buffer/Line Driver
3. MC74ACT244: Octal Buffer/Line Driver with 3-State Outputs
4. SN74LVCH244A: Low-Voltage CMOS Octal Buffer/Driver with 3-State Outputs

These alternative models can be considered based on specific application requirements and compatibility with existing systems.

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