XR17C154 Datasheet (Exar Corporation)

XR17C154, 5V PCI BUS QUAD UART

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 reg

XR17C154 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 Doub