FUSB303TMX vs FUSB303 Comparison
Detailed side-by-side comparison of FUSB303TMX by onsemi and FUSB303 by onsemi. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Specification Comparison
| Parameter | FUSB303TMX | FUSB303 |
|---|---|---|
| Brand | onsemi | onsemi |
| Category | Interface ICs | Interface ICs |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $0.52 | $0.78 |
| Function | Autonomous USB Type-C Port Controller | USB Type-C Port Controller |
| Interface | I2C and GPIO control | I2C (configurable address) + GPIO |
| Power Class Optimization | 15 W or less applications | — |
| Port Role Support | Source, Sink, DRP | — |
| Accessory Detection | Supported | — |
| Dead Battery Support | Yes (per USB-C specification) | — |
| I2C Address | Configurable (multiple ports per system) | — |
| Package | 12-X2QFN (1.6 x 1.6 mm) | 12-X2QFN (1.6 x 1.6 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | [DATA_NEEDED: operating temperature range] | -40 C to +85 C |
| Supply Voltage | [DATA_NEEDED: supply voltage range] | — |
| Quiescent Current | [DATA_NEEDED: quiescent current] | — |
| RoHS Status | Compliant | Compliant |
| Moisture Sensitivity Level | [DATA_NEEDED: MSL level] | — |
| Packaging | Tape and Reel (MX suffix) | — |
| Lifecycle Status | Active | — |
| Protocol | — | USB Type-C |
| USB Version | — | USB 2.0 / USB 3.1 (sideband use only) |
| Role Support | — | Source, Sink, DRP, Accessory detection, Dead Battery |
| Maximum Power | — | 15 W |
| I2C Addresses | — | 4 selectable 7-bit addresses |
| I2C Speed | — | Standard 100 kHz / Fast 400 kHz |
| Supply Voltage (VDD) | — | 3.0 V to 5.5 V |
| Standby Current | — | Ultra-low (per datasheet) |
| Pin Pitch | — | 0.4 mm |