Encyclopedia Entry: 74VHC373FT

Product Overview

Category

The 74VHC373FT belongs to the category of integrated circuits (ICs) and specifically falls under the group of flip-flops.

Use

This IC is commonly used in digital electronics for storing and transferring data. It serves as an octal transparent latch with 3-state outputs.

Characteristics

• High-speed operation
• Low power consumption
• Wide operating voltage range
• 3-state outputs for bus-oriented applications

Package

The 74VHC373FT is available in a small outline transistor (SOT) package, which ensures compactness and ease of integration into electronic circuits.

Essence

The essence of the 74VHC373FT lies in its ability to store and transfer data efficiently, making it an essential component in various digital systems.

Packaging/Quantity

This IC is typically packaged in reels or tubes, containing a specific quantity per package. The exact packaging and quantity may vary depending on the manufacturer.

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
• Number of Flip-Flops: 8

Detailed Pin Configuration

The 74VHC373FT has a total of 20 pins, each serving a specific function. Here is the detailed pin configuration:

1. Pin 1: Data Input D0
2. Pin 2: Data Input D1
3. Pin 3: Data Input D2
4. Pin 4: Data Input D3
5. Pin 5: Data Input D4
6. Pin 6: Data Input D5
7. Pin 7: Data Input D6
8. Pin 8: Data Input D7
9. Pin 9: Output Enable (OE)
10. Pin 10: Clock Input (CLK)
11. Pin 11: Latch Enable (LE)
12. Pin 12: Output Q0
13. Pin 13: Output Q1
14. Pin 14: Output Q2
15. Pin 15: Output Q3
16. Pin 16: Output Q4
17. Pin 17: Output Q5
18. Pin 18: Output Q6
19. Pin 19: Output Q7
20. Pin 20: Ground (GND)

Functional Features

The 74VHC373FT offers the following functional features:

• Octal transparent latch with 3-state outputs
• High-speed operation allows for efficient data transfer
• Low power consumption ensures energy efficiency
• Wide operating voltage range provides flexibility in various applications
• 3-state outputs enable bus-oriented designs

Advantages and Disadvantages

Advantages

• High-speed operation facilitates fast data transfer
• Low power consumption contributes to energy-efficient designs
• Wide operating voltage range enhances versatility
• 3-state outputs allow for bus-oriented applications

Disadvantages

• Limited number of flip-flops (8) may restrict certain complex applications
• Sensitive to electrostatic discharge (ESD), requiring proper handling precautions

Working Principles

The 74VHC373FT operates based on the principles of flip-flops. It utilizes clock signals, latch enables, and output enables to store and transfer data. When the latch enable is active, the input data is latched and stored. The output enable determines whether the stored data is transferred to the outputs or remains in a high-impedance state.

Detailed Application Field Plans

The 74VHC373FT finds applications in various digital systems, including but not limited to:

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

Detailed and Complete Alternative Models

There are several alternative models available that serve similar functions to the 74VHC373FT. Some notable alternatives include:

1. 74HC373: Similar functionality with a different voltage range.
2. 74LS373: Lower power consumption but slower operation speed.
3. CD74HCT373: Compatible with TTL logic levels.

These alternative models can be considered based on specific project requirements and design constraints.

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