Encyclopedia Entry: 74VHCT74ATTR

Product Overview

Category

The 74VHCT74ATTR belongs to the category of integrated circuits (ICs).

Use

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

Characteristics

• High-speed operation
• Low power consumption
• Wide operating voltage range
• Compatibility with TTL (Transistor-Transistor Logic) and CMOS (Complementary Metal-Oxide-Semiconductor) logic levels

Package

The 74VHCT74ATTR is available in a small outline integrated circuit (SOIC) package.

Essence

The essence of this IC lies in its ability to provide reliable and efficient digital signal processing capabilities in a compact form factor.

Packaging/Quantity

The 74VHCT74ATTR is typically sold in reels or tubes containing multiple units. The exact quantity may vary depending on the supplier.

Specifications

• Supply Voltage: 2.0V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Input Voltage High Level (VIH): 2.0V (minimum), 5.5V (maximum)
• Input Voltage Low Level (VIL): 0.8V (maximum), 0.2V (minimum)
• Output Voltage High Level (VOH): 4.4V (minimum), VCC (maximum)
• Output Voltage Low Level (VOL): GND (maximum), 0.4V (minimum)

Detailed Pin Configuration

The 74VHCT74ATTR has a dual D-type flip-flop configuration with the following pinout:

1. CLK (Clock Input)
2. D (Data Input)
3. Q (Flip-Flop Output)
4. /Q (Complementary Flip-Flop Output)
5. GND (Ground)
6. /PRESET (Preset Input)
7. /CLEAR (Clear Input)
8. VCC (Supply Voltage)

Functional Features

• Dual D-type flip-flop operation
• Asynchronous preset and clear inputs for initialization
• Positive-edge triggered clock input for synchronous operation
• Complementary outputs (/Q) for enhanced flexibility in circuit design

Advantages and Disadvantages

Advantages

• High-speed operation enables efficient data processing
• Low power consumption contributes to energy efficiency
• Wide operating voltage range allows compatibility with various systems
• Compatibility with TTL and CMOS logic levels simplifies integration into existing designs

Disadvantages

• Limited number of flip-flops per IC package
• May require additional external components for certain applications

Working Principles

The 74VHCT74ATTR operates based on the principles of digital logic circuits. It utilizes flip-flops to store and manipulate binary data. The clock input triggers the flip-flops, allowing them to capture and propagate the input data. The preset and clear inputs provide a means to initialize the flip-flop states as needed.

Detailed Application Field Plans

The 74VHCT74ATTR finds extensive use in various electronic systems, including but not limited to: - Microcontrollers - Data storage devices - Communication equipment - Signal processing units - Industrial automation systems

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the 74VHCT74ATTR include: - SN74HC74: High-Speed CMOS Logic Dual D-Type Flip-Flop - CD4013B: CMOS Dual D-Type Flip-Flop - MC74VHC74: Dual D-Type Flip-Flop with Set and Reset

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

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