Manufacturer: onsemi

Key Specifications

• Package: X2QFN-12
• Core: To be verified
• Memory: To be verified
• Interface: I2C
• Voltage: 3.0V-5.5V (to be verified)
• Temperature: -40°C to 85°C (to be verified)
• USB Type-C: CC1/CC2, DFP/DRP

The FUSB303BTMX is a USB Type-C port controller from onsemi, designed to manage Type-C connection detection and orientation. It integrates CC (Configuration Channel) logic and supports Dual Role Port (DRP) operation, making it suitable for applications that require flexible role swapping between host and device.

Key Features

• USB Type-C port control with CC1/CC2 detection
• Supports DFP (Downstream Facing Port) and DRP modes
• I2C interface for host communication and configuration
• Low power consumption for battery-powered devices
• Compact X2QFN-12 package for space-constrained designs

Applications

• Smartphones and tablets
• Laptops and notebooks
• Docking stations and adapters
• Power banks and chargers
• IoT devices with Type-C connectivity

Selection Guidance

When selecting the FUSB303BTMX, consider the required USB Type-C role (DFP, UFP, or DRP) and the host interface. The device operates over a supply voltage range that is to be verified; refer to the datasheet for exact values. For detailed electrical characteristics and timing specifications, consult the official onsemi documentation.