ST16C654 - Exar Corporation

ST16C654 2.97V TO 5.5V QUAD UART WITH 64-BYTE FIFO

The ST16C654/654D1 (654) is an enhanced quad Universal Asynchronous Receiver and Transmitter (UART) each with 64 bytes of transmit and receive FIFOs, transmit and receive FIFO trigger levels, automatic hardware and software flow control, and data rates of up to 1.5 Mbps. Each UART has a set of registers that provide the user with operating status and control.

Features

• Pin-to-pin compatible with ST16C454, ST16C554 and TI’s TL16C554AFN and TL16C754BFN
• Intel or Motorola Data Bus Interface select
• Four independent UART channels s s s s s s s s s s Register Set Compatible to 16C550 Data rates of up to 1.5 Mbps 64 Byte Transmit FIFO 64 Byte Receive FIFO with error tags 4 Selectable TX and RX FIFO Trigger Levels Automatic Hardware (RTS/CTS) Flow Control Automatic Software (Xon/Xoff) Flow Control Progammable Xon/Xoff characters Wireless Infrared (IrDA 1.0) Encoder/Decoder Full modem interface
• 2.97V to 5.5V supply operation
• Sleep Mode (200 uA typical)
•.