XR16M654D uart equivalent, 1.62v to 3.63v quad uart.
* Pin-to-pin compatible with ST16C454, ST16C554,
TI’s TL16C754B and NXP’s SC16C654B
* Intel or Motorola Data Bus Interface select
* Four independent UART chan.
* Portable Appliances
* Telecommunication Network Routers
* Ethernet Network Routers
* Cellular Data Dev.
The XR16M6541 (M654) is an enhanced quad Universal Asynchronous Receiver and Transmitter (UART) each with 64 bytes of transmit and receive FIFOs, programmable transmit and receive FIFO trigger levels, automatic hardware and software flow control, and.
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