Product Overview: 74LVTH16543DGGRE4

The 74LVTH16543DGGRE4 is a high-performance, low-voltage 16-bit registered transceiver from Texas Instruments, designed to address the needs of high-speed data transfer and signal integrity in computing and telecommunication applications. This integrated circuit is part of the LVTH family, which is known for its low-voltage operation and tolerance to higher system voltages, making it particularly suitable for interfacing with 3.3V and 5V systems.

Key Features

• Bi-Directional Interface: The device features two separate 16-bit bus transceiver sections, each with 3-state outputs. The transceivers can be independently controlled, allowing for bidirectional data flow.
• Low Voltage Operation: Operates at a nominal voltage of 3.3V, which is compatible with the 3.3V logic levels used in modern digital systems, while also being 5V tolerant to facilitate interfacing with legacy systems.
• High Drive Capability: The 74LVTH16543DGGRE4 offers high drive capability, with outputs capable of driving heavily loaded bus lines with minimal signal distortion.
• Bus-Hold Data Inputs: The device includes bus-hold circuitry on its inputs, which eliminates the need for external pull-up or pull-down resistors and ensures that the inputs remain at a valid logic level when open.
• Flow-Through Architecture: The design of the pinout provides a flow-through architecture that optimizes the PCB layout and reduces signal crosstalk.

Applications

• Data communication and networking equipment
• Servers and high-performance computing
• Signal bridging between different logic levels
• Industrial control systems
• Test and measurement equipment

Technical Specifications

The 74LVTH16543DGGRE4 is packaged in a TSSOP-48 (thin shrink small outline package) and operates over the industrial temperature range of -40°C to 85°C. With its balanced propagation delays and output transition times, this device is designed for low skew and high noise immunity, ensuring reliable operation in complex electronic systems.

For detailed technical specifications, application notes, and support resources, visit the Texas Instruments website or contact their technical support team.