TL16C554AFNR

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The Universal Asynchronous Receiver Transmitter (UART) is a widely used and standardized peripheral that connects devices to a communication bus or network. UARTs provide bidirectional data transfer over serial links and are used in applications such as serial communication, data logging, and digital data transmission. The TL16C554AFNR is a popular UART from Texas Instruments that is used in many applications.

The TL16C554AFNR is a quad UART that has two transmitters and two receivers. It is compatible with both 5V and 3V logic levels and can support baud rates up to 3 Mega-baud. The device features an Automatic Baud Rate Lock feature that ensures that the transmitter and receiver clocks stay in sync even during data loss. Additionally, the device can be configured to operate in a variety of modes, including simplex, half-duplex, and full-duplex.

Due to its high baud rate and automatic baud rate synchronization features, the TL16C554AFNR is well-suited for applications that require reliable and high-speed data transmission. These include embedded device controls, serial ports for personal computers, data transfers between computers, plus data transmission for devices like modems, wireless RFID readers, GPS devices, and much more.

In terms of operation, the primary differences between the TL16C554AFNR and other UARTs lies in its architecture and control signals. The device contains four independent 16-bit UARTs, each with its own buffer and two programmable registers. The device has two selectable modes, Program Mode and Command Mode, which allow the user to set up and control the UARTs. The TL16C554AFNR also has three control signals that allow the device to be programmed and tested: UART location select (LENSEL), program/command select (PCSEL), and test enable (TEN).

The TL16C554AFNR is a versatile and well-rounded UART that is used in many applications. Its wide range of features, including its bidirectional data transfer capabilities, programmable registers, and compatibility with both 5V and 3V logic levels make it an ideal choice for applications that require reliable and fast data transmission. For these reasons, it is quickly becoming one of the most popular UARTs available on the market.

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