FT231XS-U

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FT231XS-U Application Field and Working Principle

FT231XS-U is an USB-UART interface controller from FTDI, a well-known manufacturer of semiconductor devices for converting parallel and serial interfaces. This particular chip has two application fields, namely communications and peripherals.

Communications Applications

As a communications device, FT231XS-U can be used to connect various types of electronic systems for transferring serial data between them. That is why it is often used in a wide range of consumer and industrial applications such as mobile phones, notebooks, PCMCIA cards, automobiles and consumer electronics. FT231XS-U is an ideal solution for those who need to quickly and reliably transfer serial data between 2 different systems, since it automatically adapts to a variety of standard data formats.

Peripherals Applications

As a peripherals device, FT231XS-U can be used to integrate USB-UART interface into PC peripherals like printers, scanners, modems, and other USB-enabled peripherals. Other Uses include integrating high speed communication interface into embedded systems, providing USB data for embedded applications, and adding USB-UART to existing applications.

FT231XS-U Working Principle

FT231XS-U is designed to operate with USB 4-wire ports, with full-speed USB 2.0 needed. It supports transfer speeds up to 12 Mbps, which is enough for most applications. In addition, it features support for handshaking signals, in order to maximize the data transfer rate.

FT231XS-U also has all necessary drivers for connecting to both Windows and Macintosh environments, provided by FTDI. In addition, it also supports advanced functions such as hot-plugging, suspend and resume, as well as 256 byte receive/transmit FIFOs. Additionally, it provides support for three sizes of UART interface: 8-bit, 16-bit, and 32-bit.

The device itself is packaged in a 64-Pin SQFN, which is a miniature, low cost, and space efficient form factor. It also makes use of the advanced and cost-effective ESD protection circuits, which offer greater protection against electrical damage than most traditional circuits.

Conclusion

FT231XS-U is an ideal choice for a variety of applications, ranging from mobile phones to consumer electronics and industrial peripherals. It features all necessary drivers and support for different types of UART interface, making it highly versatile. Additionally, its 64-Pin SQFN form factor makes it space and cost efficient, while its ESD protection circuits provide greater protection against electrical damage.

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