SN74HCT244PWG4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Buffer/Line Driver
• Characteristics: High-speed, CMOS compatible, 3-state outputs
• Package: TSSOP-20
• Essence: Logic level translation and signal buffering
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 2V to 6V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Maximum Operating Frequency: 74 MHz
• Number of Channels: 8
• Output Current: ±6 mA
• Propagation Delay Time: 12 ns (max)

Detailed Pin Configuration

The SN74HCT244PWG4 has a TSSOP-20 package with the following pin configuration:

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

Functional Features

• High-speed operation: The SN74HCT244PWG4 can operate at frequencies up to 74 MHz, making it suitable for high-speed applications.
• CMOS compatibility: The IC is designed to be compatible with CMOS logic levels, allowing easy integration into existing systems.
• 3-state outputs: The 3-state outputs provide flexibility in controlling the flow of signals, enabling efficient signal buffering.

Advantages and Disadvantages

Advantages: - High-speed operation allows for quick signal processing. - CMOS compatibility ensures easy integration with other components. - 3-state outputs provide flexibility in signal control.

Disadvantages: - Limited output current may not be suitable for driving heavy loads. - Propagation delay time may introduce timing issues in certain applications.

Working Principles

The SN74HCT244PWG4 is a buffer/line driver IC that performs logic level translation and signal buffering. It operates by receiving input signals on the A1-A8 pins and providing corresponding buffered outputs on the Y1-Y8 pins. The OE (Output Enable) pin controls the output state, allowing the IC to be enabled or disabled as required.

Detailed Application Field Plans

The SN74HCT244PWG4 finds application in various fields, including:

1. Microcontroller interfacing: It can be used to interface microcontrollers with different logic voltage levels, ensuring proper signal translation and compatibility.
2. Data communication: The IC can be employed in data communication systems to buffer and amplify signals, enhancing signal integrity over long distances.
3. Industrial automation: It can be utilized in industrial automation systems to drive and buffer signals between different modules and devices.
4. Automotive electronics: The IC can be integrated into automotive electronic systems for signal buffering and level translation between different components.

Detailed and Complete Alternative Models

1. SN74HCT244N: DIP-20 package, similar specifications
2. SN74HCT244D: SOIC-20 package, similar specifications
3. MC74HCT244AN: DIP-20 package, similar specifications

These alternative models offer similar functionality and can be used as substitutes for the SN74HCT244PWG4 depending on the specific requirements of the application.

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