SN74LVTH16543DL

Product Overview

• Category: Integrated Circuit (IC)
• Use: Data storage and transfer
• Characteristics: High-speed, low-voltage, 16-bit bus transceiver
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Transceiver IC for bidirectional data communication
• Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Logic Family: LVTH
• Number of Bits: 16
• Supply Voltage: 2.7V to 3.6V
• Input/Output Voltage Levels: 5V tolerant
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay: 3.8ns (max)
• Output Drive Strength: ±12mA
• ESD Protection: >2000V (Human Body Model)

Detailed Pin Configuration

The SN74LVTH16543DL has a total of 56 pins, which are divided into four groups:

1. Data Inputs/Outputs (A1-A16, B1-B16): These pins are used for bidirectional data transfer.
2. Control Inputs (DIR, OE, LE): These pins control the direction and enable/disable the outputs.
3. Power Supply and Ground (VCC, GND): These pins provide power and ground connections.
4. Output Enable Outputs (OEA, OEB): These pins indicate the output enable status.

Functional Features

• Bidirectional Data Transfer: The SN74LVTH16543DL allows data to be transferred in both directions, making it suitable for applications requiring two-way communication.
• High-Speed Operation: With a propagation delay of only 3.8ns, this IC ensures fast data transfer.
• Low-Voltage Operation: Designed to operate at low voltages (2.7V to 3.6V), making it compatible with modern low-power systems.
• 5V Tolerant Inputs/Outputs: The IC can handle input/output signals up to 5V, allowing seamless integration with devices operating at higher voltage levels.

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient data transfer. - Low-voltage operation reduces power consumption. - 5V tolerant inputs/outputs provide compatibility with a wide range of devices.

Disadvantages: - Limited number of bits (16) may not be sufficient for certain applications requiring larger data buses. - Availability in only TSSOP package may limit its use in space-constrained designs.

Working Principles

The SN74LVTH16543DL is a bidirectional bus transceiver that allows data to flow in both directions. It uses control inputs (DIR, OE, LE) to control the direction of data transfer and enable/disable the outputs. When the DIR pin is set to a specific logic level, the data is transferred from one side to the other. The OE pin is used to enable or disable the outputs, while the LE pin latches the input data when required.

Detailed Application Field Plans

The SN74LVTH16543DL is commonly used in various applications, including:

1. Data Communication Systems: It is used in systems where bidirectional data transfer is required, such as communication interfaces between microcontrollers and peripheral devices.
2. Memory Modules: The IC can be used in memory modules to facilitate data transfer between the memory and the controller.
3. Industrial Automation: It finds application in industrial automation systems for transferring data between different components, such as sensors, actuators, and controllers.

Detailed and Complete Alternative Models

1. SN74LVTH16543DGGR: Similar to SN74LVTH16543DL but available in a different package (TSSOP-56).
2. SN74LVTH16543DLR: Similar to SN74LVTH16543DL but available in a smaller reel quantity (1500 units per reel).
3. SN74LVTH16543DGG: Similar to SN74LVTH16543DL but available in a different package (TSSOP-56) and with a higher operating temperature range (-40°C to +125°C).

These alternative models offer similar functionality but may differ in package type, reel quantity, or operating temperature range.

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