Texas Instruments SN74LVC543APW
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $1.62 | $1.62 |
| 15+ | $1.56 | $23.40 |
| 25+ | $1.53 | $38.25 |
| 50+ | $1.45 | $72.50 |
| 100+ | $1.28 | $128.00 |
| N+ | $0.26 | Price Inquiry |
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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 |
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.
- 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.

SN74LVC543APW.pdf