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XR17V252 Datasheet 66MHZ PCI BUS DUAL UART

Manufacturer: Exar (now MaxLinear)

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General Description

The XR17V2521 (V252) is a single chip 2-channel 66MHz PCI UART (Universal Asynchronous Receiver and Transmitter) solution, optimized for higher performance and lower power.

The V252 device with its fifth generation register set is designed to meet the high bandwidth and power management requirements for multi-serial communication ports for system administration and management.

The 32-bit 66MHz PCI interface is compliant with PCI 3.0 and PCI power management revision 1.1 specifications.

Overview

www.DataSheet4U.com MARCH 2006 XR17V252 66 MHZ PCI BUS DUAL UART WITH POWER MANAGEMENT SUPPORT REV.

1.0.

Key Features

  • fully programmable TX and RX FIFO level triggers, automatic hardware and software flow control, and automatic RS-485 half duplex direction control output for software and hardware design simplification. NOTE 1: Covered by U. S. Patents #5,649,122 and #5,949,787.
  • Multi-port RS-232/RS-422/RS-485 Cards.
  • Point-of-Sale Systems.

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