SN74LVT543DWR

Product Overview

Category

The SN74LVT543DWR belongs to the category of integrated circuits (ICs) and specifically falls under the group of logic gates.

Use

This IC is commonly used for voltage translation applications, where it facilitates the conversion of signals between different voltage levels.

Characteristics

• Voltage Level Translation: The SN74LVT543DWR can translate signals between two voltage domains, making it suitable for interfacing between devices operating at different voltage levels.
• Bidirectional Communication: It supports bidirectional data transfer, allowing signals to be transmitted in both directions.
• High-Speed Operation: With a maximum propagation delay of 5.8 ns, this IC enables fast signal transmission.
• Low Power Consumption: The SN74LVT543DWR operates at low power levels, making it energy-efficient.

Package

The SN74LVT543DWR is available in a standard surface mount package known as SOIC (Small Outline Integrated Circuit). This package provides ease of handling and compatibility with automated assembly processes.

Essence

The essence of the SN74LVT543DWR lies in its ability to enable seamless communication between devices operating at different voltage levels, ensuring reliable data transfer.

Packaging/Quantity

The SN74LVT543DWR is typically packaged in reels containing 2500 units. This packaging format ensures convenient storage and transportation.

Specifications

• Supply Voltage Range: 2.7V to 3.6V
• Logic Family: LVT (Low-Voltage TTL)
• Number of Channels: 8
• Input/Output Compatibility: TTL/CMOS
• Maximum Propagation Delay: 5.8 ns
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SN74LVT543DWR features a total of 20 pins, each serving a specific purpose. The pin configuration is as follows:

1. OE (Output Enable) 1
2. A1 (Data Input/Output) 1
3. B1 (Data Input/Output) 1
4. GND (Ground)
5. B2 (Data Input/Output) 2
6. A2 (Data Input/Output) 2
7. OE (Output Enable) 2
8. VCC (Power Supply)
9. DIR (Direction Control)
10. LE (Latch Enable)
11. D1 (Data Input/Output) 1
12. D2 (Data Input/Output) 2
13. D3 (Data Input/Output) 3
14. D4 (Data Input/Output) 4
15. D5 (Data Input/Output) 5
16. D6 (Data Input/Output) 6
17. D7 (Data Input/Output) 7
18. D8 (Data Input/Output) 8
19. GND (Ground)
20. VCC (Power Supply)

Functional Features

The SN74LVT543DWR offers the following functional features:

• Bidirectional Voltage Translation: It allows for seamless translation of signals between two voltage domains.
• Direction Control: The DIR pin enables control over the direction of data flow.
• Latch Enable: The LE pin facilitates latching of input data for synchronous operation.
• Output Enable: The OE pins enable or disable the output buffers.

Advantages and Disadvantages

Advantages

• Efficient Voltage Translation: The SN74LVT543DWR ensures accurate and reliable voltage translation, minimizing signal distortion.
• High-Speed Operation: With its low propagation delay, this IC supports high-speed data transfer.
• Compact Package: The SOIC package provides a compact form factor, making it suitable for space-constrained applications.

Disadvantages

• Limited Voltage Range: The SN74LVT543DWR is designed to operate within a specific voltage range, which may restrict its use in certain applications requiring higher or lower voltages.
• Single Package Option: This IC is only available in the SOIC package, limiting flexibility in terms of package options.

Working Principles

The SN74LVT543DWR operates based on the principles of voltage translation and logic gating. It utilizes internal circuitry to convert signals from one voltage level to another, ensuring compatibility between devices operating at different voltage domains. The direction control pin (DIR) determines the flow of data, while the latch enable pin (LE) facilitates synchronous operation. The output enable pins (OE) allow for enabling or disabling the output buffers as required.

Detailed Application Field Plans

The SN74LVT543DWR finds application in various fields where voltage translation is necessary. Some of the detailed application field plans include:

1. Microcontroller Interfacing: The IC enables communication between microcontrollers operating at different voltage levels, facilitating seamless integration.
2. Communication