SC16C554BIB80,557

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The SC16C554BIB80 and SC16C554BIB57 are UARTs that were designed to be integrated within electronic devices. A UART (Universal Asynchronous Receiver Transmitter) is an integrated circuit that can receive and transmit serial data over a single parallel connection. The SC16C554BIB80 and SC16C554BIB57 are both manufactured by NXP Semiconductors and conform to the ISO 7816-2 card edge specification.

The SC16C554BIB80 and SC16C554BIB57s are designed primarily for use in personal computers, cellular phones, and other digital devices requiring high speed serial communication. They are also suitable for applications requiring greater reliability and robustness, such as industrial control systems, military and space equipment, medical devices, and automotive systems. Both these devices are highly reliable, have low power consumption, and feature an integrated 16-bit counter that can be used to generate and measure time intervals.

The SC16C554BIB80 and SC16C554BIB57 utilize a 5-bit synchronous/asynchronous (S/A) UART communication interface. The S/A interface allows the devices to be used for carrying out both synchronous and asynchronous communication. Each device also has a set of four FIFO registers and a programmable flow control. These transmit and receive registers guarantee a minimum 4-byte receive/transmit FIFO size, even when used in slow operating clock frequency environments.

The SC16C554BIB80 and SC16C554BIB57s feature several important operating modes, including manual transmission, IS (IrDA compliance) communication, and synchronous serial communication. The manual transmission mode is used to transfer data in an asynchronous format over a non-synchronous link. This mode is suitable for applications such as bar code readers and remote sensing devices. IS communication is used in IrDA compliant systems and enables the devices to communicate over a wide range of operating temperature and power supply levels. The synchronous mode is used to transfer data in a synchronous format over a synchronous link.

The SC16C554BIB80 and SC16C554BIB57 also support two programming modes, asynchronous and synchronous master/slave mode. In asynchronous mode, one of the two devices acts as a master and the other one is the slave. In synchronous mode, the two devices act equally, communicating with each other using a synchronous serial data stream. Both modes also support multiple clock rates, enabling the devices to operate at multiple data rates and protocol standards.

The SC16C554BIB80 and SC16C554BIB57 have the ability to detect and control modem status information. This enables them to detect and respond to input commands, detect and respond to specified conditions, and transmit and receive data reliably. The devices also feature direct transfer registers (DTR) which allow them to access various registers in the integrated circuit, including programmable control registers and a single memory buffer for sending and receiving shorter transmissions.

Finally, the SC16C554BIB80 and SC16C554BIB57s incorporate a range of flow control signals to enable smooth data transfer. Flow control signals such as CTS (clear to send) and RTS (request to send) are used to provide data flow control within applications. The devices provide additional signals such as DTR (data terminal ready), DSR (data set ready), and DCD (data carrier detect) for better application flow control.

In summary, the SC16C554BIB80 and SC16C554BIB57 are UARTs (Universal Asynchronous Receiver Transmitter) that were designed to be integrated within electronic devices. They use a 5-bit synchronous/asynchronous (S/A) UART communication interface, feature a set of four FIFO registers, and provide several types of flow control signals. They are ideal for personal computers, cellular phones, industrial control systems, military and space equipment, medical devices, and automotive systems.

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