Encyclopedia Entry: 74LVC244ADTR2G

Product Overview

Category

The 74LVC244ADTR2G belongs to the category of integrated circuits (ICs) and specifically falls under the family of logic gates.

Use

This product is commonly used in digital electronics for signal amplification, buffering, and level shifting purposes. It acts as a non-inverting buffer with 3-state outputs.

Characteristics

• Voltage Compatibility: The 74LVC244ADTR2G operates at a wide voltage range, making it suitable for various applications.
• High-Speed Operation: It offers fast switching times, enabling efficient data transmission.
• Low Power Consumption: This IC consumes minimal power, making it energy-efficient.
• 3-State Outputs: The 74LVC244ADTR2G features three-state outputs, allowing multiple devices to share a common bus without interference.

Package

The 74LVC244ADTR2G is available in a TSSOP-20 package. This package provides a compact form factor and facilitates easy integration into circuit boards.

Essence

The essence of the 74LVC244ADTR2G lies in its ability to amplify and buffer digital signals while maintaining compatibility across different voltage levels.

Packaging/Quantity

This product is typically sold in reels or tubes, containing a quantity of 250 units per reel/tube.

Specifications

• Supply Voltage Range: 1.65V to 5.5V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Maximum Operating Frequency: 100 MHz
• Number of Channels: 8
• Logic Family: LVC

Detailed Pin Configuration

The 74LVC244ADTR2G has a total of 20 pins, which are assigned as follows:

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

Functional Features

• Non-Inverting Buffer: The 74LVC244ADTR2G amplifies and buffers digital signals without inverting their logic levels.
• 3-State Outputs: It supports three-state outputs, allowing multiple devices to share a common bus without interference.
• High-Speed Operation: This IC offers fast switching times, enabling efficient data transmission in high-speed applications.
• Low Power Consumption: The 74LVC244ADTR2G consumes minimal power, making it suitable for battery-powered devices.

Advantages and Disadvantages

Advantages

• Wide voltage compatibility allows for versatile use in various applications.
• Compact package size facilitates easy integration into circuit boards.
• Fast switching times enable efficient data transmission.
• Low power consumption makes it energy-efficient.

Disadvantages

• Limited maximum operating frequency compared to some other ICs in the same category.
• Lack of built-in protection features may require additional circuitry for certain applications.

Working Principles

The 74LVC244ADTR2G operates based on the principles of CMOS (Complementary Metal-Oxide-Semiconductor) technology. It utilizes a combination of NMOS (N-channel Metal-Oxide-Semiconductor) and PMOS (P-channel Metal-Oxide-Semiconductor) transistors to achieve non-inverting buffering functionality. The inputs are amplified and buffered, while the three-state outputs allow for bus sharing without interference.

Detailed Application Field Plans

The 74LVC244ADTR2G finds applications in various fields, including:

1. Microcontrollers: It can be used to interface microcontrollers with other digital devices, providing signal amplification and buffering.
2. Communication Systems: This IC is suitable for level shifting and signal buffering in communication systems, ensuring reliable data transmission.
3. Industrial Automation: It can be utilized in industrial automation systems for interfacing different modules and devices, maintaining signal integrity.
4. Consumer Electronics: The 74LVC244ADTR2G is commonly found in consumer electronics such as smartphones, tablets, and gaming consoles, where it helps in signal conditioning and level shifting.

Detailed and Complete Alternative Models

• SN74LVC244A: This is a similar logic gate IC manufactured by Texas Instruments, offering comparable features and performance.