Encyclopedia Entry: 74LVCH244ABQ-Q100X

Product Overview

Category

The 74LVCH244ABQ-Q100X 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 serves as a non-inverting octal buffer/line driver with 3-state outputs.

Characteristics

• Voltage Level: 2.0V - 5.5V
• High-Speed Operation: 4.8 ns propagation delay at 3.3V
• Output Drive Capability: ±24mA at 3.3V
• Low Power Consumption: 10µA maximum ICC
• 3-State Outputs: Enable/disable outputs for bus-oriented applications

Package and Quantity

The 74LVCH244ABQ-Q100X is available in a standard 20-pin SSOP (Shrink Small Outline Package) format. It is typically sold in reels or tubes, with a quantity of 250 units per reel/tube.

Essence

The essence of this product lies in its ability to provide efficient signal buffering and level shifting capabilities in digital electronic systems. It ensures reliable data transmission between different components operating at varying voltage levels.

Specifications

• Supply Voltage Range: 2.0V - 5.5V
• Input Voltage Range: 0V - VCC
• Output Voltage Range: 0V - VCC
• Operating Temperature Range: -40°C to +125°C
• Input Capacitance: 3.5pF typical
• Output Capacitance: 6pF typical
• Input Leakage Current: ±1µA maximum
• Quiescent Current: 10µA maximum

Detailed Pin Configuration

The 74LVCH244ABQ-Q100X has a total of 20 pins, each serving a specific function. The pin configuration is as follows:

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

Functional Features

The key functional features of the 74LVCH244ABQ-Q100X include: - Non-inverting buffer/line driver operation - High-speed signal propagation - 3-state outputs for bus-oriented applications - Wide voltage range compatibility - Low power consumption

Advantages and Disadvantages

Advantages

• Fast signal propagation ensures efficient data transmission.
• Wide voltage range compatibility allows for versatile usage.
• Low power consumption reduces energy requirements.
• 3-state outputs enable flexible bus-oriented applications.

Disadvantages

• Limited output drive capability compared to some alternative models.
• Relatively higher input capacitance may affect performance in certain scenarios.

Working Principles

The 74LVCH244ABQ-Q100X operates based on the principles of digital logic gates. It receives input signals and amplifies them while maintaining their logic state. The non-inverting nature of the buffer ensures that the output signal matches the input signal, but with increased drive capability. The 3-state outputs allow for enabling or disabling the outputs, making it suitable for bus-oriented applications.

Detailed Application Field Plans

The 74LVCH244ABQ-Q100X finds extensive application in various digital electronic systems, including: - Microcontrollers and microprocessors - Communication devices - Data storage systems - Industrial automation equipment - Automotive electronics - Consumer electronics

Its buffering and level shifting capabilities make it particularly useful in scenarios where different components operate at different voltage levels, ensuring reliable data transmission between them.

Detailed and Complete Alternative Models

While the 74LVCH244ABQ-Q100X offers several advantages, there are alternative models available in the market that cater to specific requirements. Some notable alternatives include: - SN74LVC244A: Offers higher output drive capability. - 74HC244: Provides compatibility with a wider range of supply voltages. - CD74HCT244: Suitable for high-speed applications with lower power consumption.

These alternative models should be considered based on specific project requirements