Encyclopedia Entry: 74VHCT574AMTC

Product Overview

Category

The 74VHCT574AMTC belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in digital electronics for data storage and transfer applications.

Characteristics

• High-speed operation
• Low power consumption
• Compatibility with both TTL and CMOS logic levels
• Wide operating voltage range

Package

The 74VHCT574AMTC is available in a small outline package (SOIC) format.

Essence

This IC is an octal D-type flip-flop with a tri-state output. It provides eight flip-flops with separate D-type inputs and outputs.

Packaging/Quantity

The 74VHCT574AMTC is typically packaged in reels or tubes, containing a specified quantity of ICs per package.

Specifications

• Supply Voltage Range: 2.0V to 5.5V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Maximum Clock Frequency: 100MHz

Detailed Pin Configuration

The 74VHCT574AMTC has a total of 20 pins, which are assigned as follows:

1. GND (Ground)
2. D0 (Data Input 0)
3. D1 (Data Input 1)
4. D2 (Data Input 2)
5. D3 (Data Input 3)
6. D4 (Data Input 4)
7. D5 (Data Input 5)
8. D6 (Data Input 6)
9. D7 (Data Input 7)
10. OE (Output Enable)
11. Q0 (Flip-Flop Output 0)
12. Q1 (Flip-Flop Output 1)
13. Q2 (Flip-Flop Output 2)
14. Q3 (Flip-Flop Output 3)
15. Q4 (Flip-Flop Output 4)
16. Q5 (Flip-Flop Output 5)
17. Q6 (Flip-Flop Output 6)
18. Q7 (Flip-Flop Output 7)
19. VCC (Supply Voltage)
20. GND (Ground)

Functional Features

• Octal D-type flip-flop with tri-state output
• Separate data inputs and outputs for each flip-flop
• Output enable control for disabling the outputs
• High-speed operation allows for efficient data transfer
• Low power consumption makes it suitable for battery-powered devices
• Wide operating voltage range provides flexibility in various applications

Advantages and Disadvantages

Advantages

• Compatibility with both TTL and CMOS logic levels enables easy integration into existing systems.
• Tri-state output allows multiple devices to share a common bus, reducing the number of required connections.
• High-speed operation facilitates quick data processing.

Disadvantages

• Limited maximum clock frequency may restrict its use in high-speed applications.
• The small outline package (SOIC) format may require additional precautions during assembly and soldering.

Working Principles

The 74VHCT574AMTC operates based on the principles of D-type flip-flops. It stores and transfers digital data using positive-edge-triggered clock signals. When the clock signal transitions from low to high, the input data is latched and stored in the flip-flops. The stored data can then be accessed through the corresponding output pins. The tri-state output feature allows the outputs to be disabled when necessary, preventing conflicts on shared buses.

Detailed Application Field Plans

The 74VHCT574AMTC finds application in various fields, including:

1. Microcontrollers and microprocessors
2. Data storage systems
3. Communication devices
4. Industrial automation
5. Automotive electronics

Detailed and Complete Alternative Models

1. 74HC574: Similar octal D-type flip-flop with tri-state output, compatible with TTL logic levels.
2. 74LS574: Octal D-type flip-flop with tri-state output, compatible with TTL logic levels, but with higher power consumption.
3. CD4013: Dual D-type flip-flop with complementary outputs, suitable for CMOS applications.

These alternative models offer similar functionality to the 74VHCT574AMTC and can be considered as substitutes depending on specific requirements.

In conclusion, the 74VHCT574AMTC is a versatile integrated circuit that provides efficient data storage and transfer capabilities. Its compatibility with both TTL and CMOS logic levels, along with its high-speed operation and low power consumption, make it suitable for various digital electronic applications.