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XR16M770 - 1.62V TO 3.63V HIGH PERFORMANCE UART

Description

The XR16M7701 (M770) is an enhanced Universal Asynchronous Receiver and Transmitter (UART) with 64 bytes of transmit and receive FIFOs, programmable transmit and receive FIFO trigger levels, automatic hardware and software flow control, and data rates of up to 16 Mbps at 3.3V, 12.5 Mbps at 2.5V and

Features

  • Pin-to-pin compatible with XR16L570 in 24-QFN and 32-QFN packages.
  • Intel data bus Interface.
  • 16 Mbps maximum data rate.
  • Programmable TX/RX FIFO Trigger Levels.
  • TX/RX FIFO Level Counters.
  • Independent TX/RX Baud Rate Generator.
  • Fractional Baud Rate Generator.
  • Auto RTS/CTS Hardware Flow Control.
  • Auto XON/XOFF Software Flow Control.
  • Auto RS-485 Half-Duplex Direction Control.
  • Multidrop mode w/ Auto A.

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Full PDF Text Transcription

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XR16M770 1.62V TO 3.63V HIGH PERFORMANCE UART WITH 64-BYTE FIFO FEBRUARY 2009 REV. 1.0.0 GENERAL DESCRIPTION The XR16M7701 (M770) is an enhanced Universal Asynchronous Receiver and Transmitter (UART) with 64 bytes of transmit and receive FIFOs, programmable transmit and receive FIFO trigger levels, automatic hardware and software flow control, and data rates of up to 16 Mbps at 3.3V, 12.5 Mbps at 2.5V and 7.5 Mbps at 1.8V with 4X data sampling rate. The Auto RS-485 Half-Duplex Direction control feature simplifies both the hardware and software for half-duplex RS-485 applications. In addition, the Multidrop mode with Auto Address detection increases the performance by simplifying the software routines.
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