ST16C2550CQ48-F

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The ST16C2550CQ48-F is a UART (Universal Asynchronous Receiver Transmitter) that is a Universal Asynchronous Receiver/Transmitter (UART) device made by STMicroelectronics. It is well suited to a wide range of applications requiring efficient and reliable interface communication. As a general-purpose UART, it is ideal for applications such as bridging between a serial port and an Ethernet LAN connection, performing handshaking for serial data communication, and integrating a serial port on an embedded system.

The ST16C2550CQ48-F UART has several features that make it suitable for any application. It has a data throughput rate of up to 10 Mbps, depending on the baud rate selected. It also has a maximum operating frequency of 12 MHz helps to enable fast data transport with minimal setup and teardown. Additionally, the UART incorporates a comprehensive set of handshaking protocols, such as Xon/Xoff, RTS/CTS, and DSR/DTR, to help make the data communication more reliable.

The ST16C2550CQ48-F UART has a minimum supply voltage of 3.3 V and a maximum supply voltage of 5.5 V, thereby making it suitable for a broad range of embedded applications. It requires a single +3.3 V supply voltage, with a maximum current draw of 1.1 mA at full-speed operation (4800 baud). The on-chip pullup resistors reduce the need for external pullup components, thus reducing the PCB size and cost.

The ST16C2550CQ48-F is a Small Form Factor (SMF) UART. It features a 16 lead, 0.8 mm pitch, SMF package allowing it to be used in a variety of small form-factor applications. It measures 3.2 mm x 3.2 mm, thereby making it an ideal choice for applications with space constraints.

The UART works by converting parallel data streams into two separate parallel Asynchronous Receiver Transmit (ARX) and Asynchronous Transmitter Receive (ATX) data streams, which are then separately converted into serial data streams and sent out of the UART via the Transmit (TXD) and Receive (RXD) pins. The baud rate, data length, and parity settings can be configured to suit the application requirements. The UART can also implement handshaking protocols to ensure reliable data transfer and error detection.

This UART provides several critical features for applications, such as low power consumption, on-chip pullup resistors, and handshaking protocols, thereby making it particularly suitable for embedded and IoT designs. Furthermore, its small size and wide range of operating voltages make it a good fit for many small form factor systems.

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