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XR17C154 - 5V PCI BUS QUAD UART

General Description

The XR17C1541 (154) is a quad PCI Bus Universal Asynchronous Receiver and Transmitter (UART) with same package and pin-out as the Exar XR17x158 octal UARTs.

The device is designed to meet today’s 32-bit PCI Bus and high bandwidth requirements in communication systems.

Key Features

  • High Performance Quad UART.
  • PCI Bus 2.2 Target Interface Compliance.
  • 5V PCI Bus Compliant up to 33MHz Clock.
  • 32-bit PCI Bus Interface with EEPROM Interface.
  • A Global Interrupt Source Register for all 4 UARTs.
  • Data Transfer in Byte, Word and Double-word.
  • Data Read/Write Burst Operation.
  • Each UART is independently Controlled with:.
  • 16C550 Compatible 5G (Fifth Gen Register Set.
  • 64-byte Transmit and Receive FI.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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www.DataSheet4U.com áç JUNE 2004 XR17C154 5V PCI BUS QUAD UART REV. 1.3.0 GENERAL DESCRIPTION The XR17C1541 (154) is a quad PCI Bus Universal Asynchronous Receiver and Transmitter (UART) with same package and pin-out as the Exar XR17x158 octal UARTs. The device is designed to meet today’s 32-bit PCI Bus and high bandwidth requirements in communication systems. The global interrupt source register provides a complete interrupt status indication for all 4 channels to speed up interrupt parsing.