Description
The ST16C554/554D (554) is a quad Universal Asynchronous Receiver and Transmitter (UART) with 16 bytes of transmit and receive FIFOs, selectable receive FIFO trigger levels and data rates of up to 1.5 Mbps.
Features
- Pin-to-pin compatible with the industry standard
ST16C454, ST68C454, ST68C554, TI’s TL16C554A and Philips’ SC16C554B.
- Intel or Motorola Data Bus Interface select.
- Four independent UART channels.
- Register Set Compatible to 16C550.
- Data rates of up to 1.5 Mbps at 5 V.
- Data rates of up to 500 Kbps at 3.3V.
- 16 byte Transmit FIFO.
- 16 byte Receive FIFO with error tags.
- 4 Selectable RX FIFO Trigger Levels.
- Full modem interface.
- 2.9.
ST16C554D-ExarCorporation.pdf
