SN74HC244QPWRG4Q1

Product Overview

• Category: Integrated Circuit (IC)
• Use: Buffer/Line Driver
• Characteristics: High-Speed, Non-Inverting, 3-State Output
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: This IC is designed to provide high-speed buffering and line driving capabilities for digital signals.
• Packaging/Quantity: Available in tape and reel packaging with 2500 units per reel.

Specifications

• Supply Voltage: 2V to 6V
• Input Voltage: 0V to VCC
• Output Voltage: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay: 8 ns (typical)
• Output Current: ±6 mA
• Number of Channels: 8

Detailed Pin Configuration

The SN74HC244QPWRG4Q1 has a total of 20 pins. The pin configuration is as follows:

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

Functional Features

• High-speed operation allows for efficient signal buffering and line driving.
• Non-inverting outputs maintain the same logic level as the inputs.
• 3-state output capability enables multiple devices to share a common bus without interference.
• Wide operating voltage range provides flexibility in various applications.

Advantages and Disadvantages

Advantages: - High-speed operation ensures efficient signal transmission. - Non-inverting outputs simplify circuit design. - 3-state output capability allows for bus sharing without interference. - Wide operating voltage range enhances versatility.

Disadvantages: - Limited number of channels (8) may not be sufficient for certain applications requiring more inputs/outputs. - Propagation delay of 8 ns (typical) may introduce slight delays in time-critical applications.

Working Principles

The SN74HC244QPWRG4Q1 operates by receiving digital input signals on its A1 to A8 pins. These signals are then buffered and amplified internally before being transmitted to the corresponding Y1 to Y8 output pins. The non-inverting nature of the outputs ensures that the logic level of the input signals is maintained. The OE pin controls the output enable function, allowing the device to be enabled or disabled as needed.

Detailed Application Field Plans

The SN74HC244QPWRG4Q1 finds application in various fields, including:

1. Digital Communication: Used in communication systems to buffer and drive digital signals between different components.
2. Industrial Automation: Enables efficient signal transmission in automated systems, such as PLCs (Programmable Logic Controllers).
3. Computer Systems: Facilitates data transfer between different parts of a computer system, such as memory modules and peripherals.
4. Automotive Electronics: Provides signal buffering capabilities in automotive electronics, ensuring reliable communication between different modules.

Detailed and Complete Alternative Models

1. SN74HC244N: DIP (Dual In-line Package) version of the SN74HC244 with similar specifications.
2. SN74HCT244: Similar functionality but with TTL (Transistor-Transistor Logic) compatible inputs.

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

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