TUSB521RGFTQ1

Overview

The TUSB521RGFTQ1 is an automotive-grade USB Type-C linear redriver manufactured by Texas Instruments. It supports SuperSpeed data rates up to 5 Gb/s and features a 2:1 multiplexer configuration for signal routing. The device operates within a supply voltage range of 3 V to 3.6 V and functions reliably across an extended temperature range from -40°C to +105°C. Packaged in a compact VQFN-40 format, it integrates I2C interface capabilities for configuration control. This component is designed to maintain signal integrity in high-speed USB applications requiring robust performance under automotive environmental conditions.

Feature Summary

• Automotive qualification compliant with AEC-Q100 standards for reliability
• Adaptive linear equalization technology to restore signal quality
• Integrated 2:1 multiplexer for flexible port management

Applications

• Automotive infotainment systems
• Tablet devices
• Gaming consoles

Procurement Notes

Verify the specific suffix RGFTQ1 against official datasheets to confirm package type and tape-and-reel specifications. Ensure compatibility with existing PCB footprints and thermal requirements before procurement. Cross-reference part numbers with authorized distributors to avoid counterfeit components. Confirm that the automotive grade designation matches project safety and reliability standards.

Selection Notes

Select this component when designing USB 3.0 interfaces requiring signal regeneration over long traces or through connectors. The integrated multiplexer simplifies design by reducing external switch requirements. Verify that the operating voltage and temperature ranges align with the target system environment. Consider the VQFN-40 package size constraints during layout planning.

Part Context

This part belongs to the TUSB521-Q1 series of USB Type-C linear redrivers. It shares functional similarities with other members of the family but differs in packaging and specific ordering suffixes. The series is engineered for high-speed signal integrity in demanding environments. Understanding the broader family helps in identifying compatible alternatives or upgrades within the same product line.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Evaluate pin-to-pin compatible devices only after verifying electrical parameter equivalence. Consult manufacturer guidelines for any recommended cross-references.