The LTC4309IDE#TRPBF is a cutting-edge hot-swappable 2-wire bus buffer designed and manufactured by Analog Devices Inc. This innovative device allows for seamless insertion and removal of cards in live systems without disrupting the integrity of the I2C bus. It is particularly useful in complex systems requiring frequent maintenance or upgrades, ensuring minimal downtime and high reliability.

Key Features

• Hot Swappable Interface: Enables cards to be inserted into a live backplane without turning off the system or causing glitches on the bus.
• 2-Wire Bus Buffer: Provides capacitance buffering and extends the load capacity of the I2C bus, allowing more devices to be connected.
• Level Translation: Allows voltage level translation between 1.8V, 2.5V, 3.3V, or 5V buses, which means the LTC4309IDE#TRPBF can be used in multi-voltage systems.
• Rise Time Accelerators: These accelerators can be enabled to meet I2C rise time requirements, even with heavy capacitive loads.
• Stuck Bus Recovery: An invaluable feature that attempts to resolve data and clock line lockup without user intervention.
• Flow-Through Design: Simplifies PCB layout and reduces noise coupling.

Applications

The LTC4309IDE#TRPBF is versatile and can be used in a wide range of applications. It is particularly suited for:

• Server and Storage Systems
• Networking Equipment
• Telecommunications Infrastructure
• Industrial Computing
• Data Acquisition Systems

Technical Specifications

The device comes in a small 14-lead DFN package with an operating temperature range of -40°C to +85°C. It supports a supply voltage range of 2.2V to 5.5V, making it compatible with most logic levels used in today's digital systems.

Ordering Information

The LTC4309IDE#TRPBF is available for order in tape and reel packaging, facilitating automated assembly and efficient inventory management. Analog Devices Inc. ensures that each device meets their high-quality standards, providing engineers with a reliable and robust bus buffering solution.