Encyclopedia Entry: 74VHCT74ASJX

Product Overview

Category

The 74VHCT74ASJX belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in digital electronic systems for various applications, including data storage, signal processing, and logic operations.

Characteristics

• High-speed operation: The 74VHCT74ASJX offers fast switching speeds, making it suitable for time-critical applications.
• Low power consumption: This IC is designed to minimize power consumption, ensuring energy efficiency in electronic devices.
• Wide operating voltage range: It can operate within a broad voltage range, providing flexibility in different electronic systems.
• Compatibility: The 74VHCT74ASJX is compatible with both TTL (Transistor-Transistor Logic) and CMOS (Complementary Metal-Oxide-Semiconductor) logic levels.

Package and Quantity

The 74VHCT74ASJX is available in a small outline integrated circuit (SOIC) package. Each package contains one IC.

Specifications

• Supply Voltage Range: 2.0V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Number of Flip-Flops: 2
• Logic Family: VHCT
• Logic Type: D-Type Flip-Flop

Pin Configuration

The 74VHCT74ASJX has a total of 14 pins. Here is the detailed pin configuration:

1. CLR (Clear)
2. D (Data Input)
3. CLK (Clock Input)
4. GND (Ground)
5. Q (Flip-Flop Output)
6. Q̅ (Complementary Flip-Flop Output)
7. VCC (Supply Voltage)
8. PRE (Preset)
9. PR̅E (Complementary Preset)
10. D (Data Input)
11. CLK (Clock Input)
12. GND (Ground)
13. Q (Flip-Flop Output)
14. Q̅ (Complementary Flip-Flop Output)

Functional Features

• Data Storage: The 74VHCT74ASJX can store digital data using its flip-flop elements.
• Clock Triggered Operation: The IC operates based on clock signals, allowing synchronized data processing.
• Asynchronous Clear and Preset: It provides clear and preset inputs for initializing the flip-flop states.
• Complementary Outputs: The IC generates both the normal and complementary outputs for versatile signal routing.

Advantages

• High-speed operation enables efficient data processing in time-critical applications.
• Low power consumption contributes to energy-efficient electronic systems.
• Wide operating voltage range allows compatibility with various power supply configurations.
• Compatibility with TTL and CMOS logic levels simplifies integration into existing designs.

Disadvantages

• Limited number of flip-flops may restrict the complexity of certain applications.
• The small outline package may require additional precautions during handling and soldering.

Working Principles

The 74VHCT74ASJX is based on D-type flip-flops, which store and synchronize digital data. It operates by latching the input data on the rising edge of the clock signal. The stored data remains unchanged until a new clock cycle triggers an update. The clear and preset inputs allow for asynchronous initialization of the flip-flop states.

Application Field Plans

The 74VHCT74ASJX finds applications in various fields, including: 1. Digital communication systems 2. Microcontrollers and microprocessors 3. Data acquisition and control systems 4. Industrial automation 5. Consumer electronics

Alternative Models

Here are some alternative models that offer similar functionality: - 74HC74 - 74LS74 - CD4013 - SN74LVC74A

These alternatives can be considered based on specific requirements and availability.

In conclusion, the 74VHCT74ASJX is a versatile integrated circuit used in digital electronic systems. Its high-speed operation, low power consumption, and compatibility with different logic levels make it suitable for various applications. However, its limited number of flip-flops and small outline package should be taken into consideration during design and implementation.