Overview
The FSA4480UCX-Z010, produced by onsemi, is a high-performance USB Type-C port multimedia switch designed to support analog audio headsets. This component allows the sharing of a common USB Type-C port to pass USB 2.0 signals, analog audio, sideband use wires, and analog microphone signals. It also features high voltage protection on the SBU port and USB port on the USB Type-C receptacle side.
Key Specifications
| Parameter | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|
| Supply Voltage (VCC) | 2.7 | - | 5.5 | V |
| USB High Speed Switch Bandwidth | - | 950 | - | MHz |
| Audio Switch On Resistance | - | 1 | - | Ω |
| THD+N (Audio) | -110 | - | - | dB |
| Operating Temperature | -40 | - | 85 | °C |
| Supply Current (ICC) | - | - | 65 | μA |
| Quiescent Current (ICCZ) | - | - | 5 | μA |
| I2C Clock Frequency | - | - | 400 | kHz |
Key Features
- Supports analog audio headsets and microphone signals through a shared USB Type-C port.
- High voltage protection on SBU and USB ports.
- USB High Speed switch with 950 MHz bandwidth.
- Low THD+N of -110 dB for audio signals.
- I2C interface for control and configuration.
- High voltage protection and overvoltage lockout.
- Low on-resistance for audio and microphone switches.
Applications
The FSA4480UCX-Z010 is suitable for various multimedia and audio applications, including:
- USB Type-C enabled devices such as laptops, tablets, and smartphones.
- Audio headsets and earbuds with analog audio interfaces.
- Devices requiring high-speed USB data transfer along with analog audio functionality.
- Systems needing sideband use wire and microphone signal support.
Q & A
- What is the primary function of the FSA4480UCX-Z010?
The primary function is to act as a multimedia switch for USB Type-C ports, supporting analog audio headsets and microphone signals. - What is the operating voltage range for the FSA4480UCX-Z010?
The operating voltage range is from 2.7 V to 5.5 V. - What is the bandwidth of the USB High Speed switch?
The bandwidth is 950 MHz. - What is the THD+N specification for the audio switch?
The THD+N is -110 dB. - Does the FSA4480UCX-Z010 support I2C interface?
Yes, it supports I2C interface for control and configuration. - What is the maximum operating temperature for the FSA4480UCX-Z010?
The maximum operating temperature is 85°C. - What kind of protection does the FSA4480UCX-Z010 offer?
It offers high voltage protection and overvoltage lockout. - What is the typical on-resistance for the audio switch?
The typical on-resistance is 1 Ω. - Can the FSA4480UCX-Z010 be used in devices other than laptops and smartphones?
Yes, it can be used in any device requiring USB Type-C with analog audio and microphone support. - How does the FSA4480UCX-Z010 handle sideband use wires?
It supports sideband use wires through dedicated pins (SBU1 and SBU2).
