Texas Instruments SN74LVC543APW

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Product attributes Property Value
Manufacturer Texas Instruments
Product Series 74LVC
Packaging Marketplace | Tube
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 SN74LVC543APW from Texas Instruments is an 8-bit non-inverting transceiver designed for bidirectional data communication in low-voltage systems. Operating from 1.65V to 3.6V, it provides 24mA output drive, ensuring robust signal transmission. The 3-State outputs enable bus isolation, while the 24-TSSOP package offers a compact footprint. This transceiver is ideal for memory interfacing, peripheral communication, and bus-oriented applications in 3.3V and 2.5V systems.

  • Bidirectional Data Flow: Supports both read and write operations, reducing component count.
  • Wide Voltage Range (1.65V-3.6V): Compatible with 3.3V and 2.5V logic, simplifying design.
  • 3-State Outputs: Enables bus sharing and isolation, critical for multi-device systems.
  • High Output Drive (24mA): Ensures reliable communication over long traces.

Bidirectional Data Bus Management

The SN74LVC543APW is an 8-bit transceiver that enables bidirectional data flow on a bus, controlled by direction and output enable pins, ideal for memory-mapped I/O systems.

Voltage Level Translation

With a supply range of 1.65V to 3.6V, this transceiver can translate signals between 3.3V and 2.5V logic, facilitating mixed-voltage system integration.

Bus Isolation in Multi-Master Systems

The 3-State outputs allow the transceiver to be disconnected from the bus, preventing data contention in multi-master architectures like I2C or SPI.

Peripheral Data Buffering

This IC can buffer data between a microcontroller and external peripherals, improving signal integrity and reducing capacitive loading on the processor.

Industrial Automation Data Transfer

With a temperature range of -40°C to 85°C, it is suitable for industrial automation, ensuring reliable data transfer between controllers and sensors.

Memory Read/Write Interface

In embedded systems, this transceiver can manage data flow between a CPU and memory, supporting both read and write operations with proper direction control.

Q: What is the logic family of the SN74LVC543APW?
A: It is part of the 74LVC logic family, known for low-voltage and high-speed performance.
Q: What is the function of this IC?
A: It is a non-inverting transceiver with 3-state outputs, designed for bidirectional data transfer.
Q: How many channels does it have?
A: It has 1 channel with 8-bit width, suitable for byte-wide data buses.
Q: What is the output type?
A: The outputs are 3-State, allowing the transceiver to be isolated from the bus when not in use.
Q: What is the voltage range?
A: It operates from 1.65V to 3.6V, making it compatible with 3.3V and 2.5V systems.
Q: What package is available?
A: It comes in a 24-TSSOP package, offering a compact solution for PCB designs.
Base Product Number : SN74LVC543A
1.65V-3.6V 24-TSSOP 74LVC Bidirectional Bus Industrial Automation Level Shifting Logic IC Memory Interface Transceiver
Q: What is the logic family of the SN74LVC543APW?
A: It is part of the 74LVC logic family, known for low-voltage and high-speed performance.
Q: What is the function of this IC?
A: It is a non-inverting transceiver with 3-state outputs, designed for bidirectional data transfer.
Q: How many channels does it have?
A: It has 1 channel with 8-bit width, suitable for byte-wide data buses.
Q: What is the output type?
A: The outputs are 3-State, allowing the transceiver to be isolated from the bus when not in use.
Q: What is the voltage range?
A: It operates from 1.65V to 3.6V, making it compatible with 3.3V and 2.5V systems.
Q: What package is available?
A: It comes in a 24-TSSOP package, offering a compact solution for PCB designs.