The TCA9801DGKR is a cutting-edge, dual-bit, bidirectional I²C-bus and SMBus voltage-level translator from Texas Instruments, designed to provide seamless communication between devices operating at different voltage levels. Engineered for inter-integrated circuit communications, this translator is an essential component for systems needing to bridge the gap between components with non-matching voltage domains.

Key Features

• Compatibility: The TCA9801DGKR supports mixed-mode signal operation, enabling it to function on I²C-bus or SMBus across various voltage levels ranging from 0.9V to 3.6V on the A-side and 2.7V to 5.5V on the B-side.
• Performance: This device ensures fast data transfer rates up to 1 Mbps, making it suitable for high-speed applications without compromising signal integrity.
• Design Flexibility: With its dual-channel design, it offers the flexibility to interface two bidirectional data lines from each side, providing a compact solution for multi-voltage systems.
• Low Power Consumption: The TCA9801DGKR is optimized for low power consumption, making it an ideal choice for battery-operated devices.
• Robust Protection: Equipped with robust ESD protection, the device safeguards against electrostatic discharges, ensuring long-term reliability and stability in various environments.

Applications

Due to its versatile nature, the TCA9801DGKR is suited for a wide array of applications, including:

• Level shifting for I²C-bus/SMBus applications
• Cell phones, tablets, and personal media players
• Data communication between different voltage domains
• Embedded systems and IoT devices

Package and Quality

The TCA9801DGKR is offered in an industry-standard 8-pin VSSOP (DGK) package, ensuring easy integration into PCB designs. Texas Instruments' commitment to quality guarantees that each device meets stringent standards, providing designers with a reliable and durable voltage-level translator for their electronic projects.