Description
The ST16C554, ST16C554D and ST68C554 are each quad Universal Asynchronous Receivers and Transmitters (UARTs) with 16 bytes of transmit and receive FIFOs, selectable receive FIFO trigger levels, and data rates of up to 1.5Mbps.
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 1.5Mbps at 5V Data rates of up to 500kbps at 3.3V 16 byte transmit FIFO 16 byte receive FIFO with error tags 4 selectable RX FIFO trigger levels Full modem interface.
- 2.97V to 5.5V supply operation.
- Crysta.
ST16C554D Datasheet
