TS3USB221AQRSERQ1
ESD-protected USB 2.0 multiplexer/demultiplexer switches for automotive and high-speed applications
Manufacturer： ti
series introduction
# TS3USB221AQRSERQ1 Product Series Introduction
## 1. Overview
The TS3USB221AQRSERQ1 is a highly specialized and reliable product series designed for use in automotive and other demanding applications. It belongs to the category of USB switches, which play a crucial role in managing the flow of data and power within electronic systems. This series is engineered to meet the strict requirements of the automotive industry, including high - temperature operation, electromagnetic compatibility (EMC), and long - term reliability.
## 2. Key Features
### 2.1 High - Speed Data Switching
- **USB 2.0 Compatibility**: The TS3USB221AQRSERQ1 is fully compliant with the USB 2.0 standard, supporting high - speed data transfer rates of up to 480 Mbps. This makes it suitable for applications where fast and reliable data communication is essential, such as in - vehicle infotainment systems, automotive diagnostic tools, and USB - enabled sensors.
- **Low Insertion Loss**: With low insertion loss across the USB signal paths, the switch ensures minimal degradation of the data signal. This helps to maintain the integrity of the transmitted data, reducing the likelihood of errors and ensuring smooth operation of connected devices.
### 2.2 Robust Electrical Characteristics
- **ESD Protection**: The product is equipped with excellent electrostatic discharge (ESD) protection. It can withstand high - voltage ESD events, protecting the internal circuitry and connected devices from damage. This is particularly important in automotive environments where static electricity can build up easily.
- **Low Crosstalk**: Low crosstalk between the signal paths ensures that there is minimal interference between different USB channels. This is crucial for maintaining the quality of the data being transmitted, especially in multi - channel applications.
### 2.3 Automotive - Grade Reliability
- **AEC - Q100 Qualified**: The TS3USB221AQRSERQ1 is AEC - Q100 qualified, which means it has undergone rigorous testing to meet the automotive industry's standards for reliability, performance, and quality. It can operate reliably in a wide range of temperatures, from - 40°C to 125°C, making it suitable for use in various automotive environments, including under - the - hood applications.
- **Automotive - Specific Packaging**: The product is available in a package that is designed to withstand the mechanical stresses and vibrations commonly encountered in automotive applications. This helps to ensure long - term reliability and durability.
### 2.4 Low Power Consumption
- **Power - Saving Mode**: The switch features a low - power consumption design, which is important for automotive applications where power efficiency is a key consideration. It can enter a power - saving mode when not in use, reducing the overall power consumption of the system.
## 3. Applications
### 3.1 Automotive Infotainment Systems
- In modern vehicles, infotainment systems are becoming increasingly complex, with multiple USB ports for connecting smartphones, tablets, and other external devices. The TS3USB221AQRSERQ1 can be used to switch between different USB sources, allowing users to easily connect and disconnect various devices while maintaining high - speed data transfer.
- It can also be used in the routing of USB signals within the infotainment system, ensuring that the data is transmitted accurately and efficiently between different components.
### 3.2 Automotive Diagnostic Tools
- Automotive diagnostic tools often rely on USB connections to communicate with the vehicle's onboard diagnostic (OBD) system. The TS3USB221AQRSERQ1 can be used to manage the USB connections in these tools, providing a reliable and high - speed data transfer path for diagnostic information.
- Its automotive - grade reliability ensures that the diagnostic tools
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