Texas Instruments SN74LVC543APWT

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Product attributes Property Value
Manufacturer Texas Instruments
Product Series 74LVC
Packaging Marketplace | Cut Tape (CT)
Part Status Active
Logic Type Transceiver, Non-Inverting
Number of Elements 1
Number of Bits per Element 8
Input Type -
Output Type 3-State
Current - Output High, Low 24mA, 24mA
Voltage - Supply 1.65V ~ 3.6V
Operating Temperature -40°C ~ 85°C (TA)
Grade -
Qualification -
Mounting Type Surface Mount
Package / Case 24-TSSOP (0.173", 4.40mm Width)
Supplier Device Package 24-TSSOP
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY

The SN74LVC543APWT is a non-inverting transceiver with latches from Texas Instruments, part of the 74LVC logic family. It is designed for bidirectional data communication with built-in data storage. Operating from 1.65V to 3.6V, it supports low-voltage, low-power applications. It features 3-State outputs and 24mA drive capability. This transceiver is ideal for interfacing between buses in mixed-voltage systems, memory interfaces, and data acquisition systems. The 24-pin TSSOP package is compact for high-density boards.

  • Integrated Latches: Provides data storage, reducing external component count.
  • Wide Low-Voltage Range (1.65V-3.6V): Supports multiple logic levels.
  • Bidirectional Operation: Simplifies bus design and data flow control.
  • 3-State Outputs: Allows for bus isolation and multiplexing.

Latched Bidirectional Bus Interface

Use the SN74LVC543APWT to interface between two buses where data needs to be latched temporarily. The internal latches hold data, freeing the processor for other tasks.

Level Shifting with Data Storage

Translate signals between 1.8V, 2.5V, and 3.3V logic domains while providing data latching, ideal for mixed-voltage systems.

Register-Based Data Buffering

Buffer data between a low-voltage FPGA and a peripheral, using the latches to synchronize data transfer.

Memory Interface for Low-Power Devices

Connect a low-power microcontroller to external memory, using the latched transceiver to manage data flow efficiently.

Industrial Control Data Acquisition

In industrial systems, latch data from multiple sensors before reading, ensuring consistent data capture.

Telecommunications Switching

Buffer and latch data in telecom switching equipment, providing reliable data transfer at low voltages.

Q: What logic family is the SN74LVC543APWT from?
A: It belongs to the 74LVC family, known for low-voltage and low-power operation.
Q: What is the function of this IC?
A: It is a single (1-channel) non-inverting transceiver with latches.
Q: How many channels does it have?
A: It has 1 transceiver channel, typically 8-bit wide.
Q: What is the output type?
A: It features 3-State outputs for bidirectional bus communication.
Q: What is the voltage range?
A: It operates from 1.65V to 3.6V.
Q: What package is available?
A: It comes in a 24-pin TSSOP package.
Base Product Number : SN74LVC543A
1.65V-3.6V 24-TSSOP 3-State 74LVC Bidirectional Latch Level Shifting Logic IC Texas Instruments Transceiver
Q: What logic family is the SN74LVC543APWT from?
A: It belongs to the 74LVC family, known for low-voltage and low-power operation.
Q: What is the function of this IC?
A: It is a single (1-channel) non-inverting transceiver with latches.
Q: How many channels does it have?
A: It has 1 transceiver channel, typically 8-bit wide.
Q: What is the output type?
A: It features 3-State outputs for bidirectional bus communication.
Q: What is the voltage range?
A: It operates from 1.65V to 3.6V.
Q: What package is available?
A: It comes in a 24-pin TSSOP package.