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XR88C681

Exar Corporation
Part Number XR88C681
Manufacturer Exar Corporation
Description CMOS DUAL CHANNEL UART
Published Apr 16, 2005
Detailed Description XR88C681 CMOS Dual Channel UART (DUART) FEATURES D Two Full Duplex, Independent Channels D Asynchronous Receiver and Tr...
Datasheet PDF File XR88C681 PDF File

XR88C681
XR88C681

Overview
XR88C681 CMOS Dual Channel UART (DUART) FEATURES D Two Full Duplex, Independent Channels D Asynchronous Receiver and Transmitter D Quadruple-Buffered Receivers and Dual Buffered Transmitters D Programmable Stop Bits in 1/16 Bit Increments D Internal Bit Rate Generators with More than 23 Bit Rates D Independent Bit Rate Selection for Each Transmitter and Receiver D External Clock Capability D Maximum Bit Rate: 1X Clock - 1Mb/s, 16X Clock - 125kb/s D Normal, AUTOECHO, Local LOOPBACK and Remote LOOPBACK Modes D Multi-function 16 Bit Counter/Timer D Interrupt Output with Eight Maskable Interrupt Conditions D Interrupt Vector Output on Acknowledge (40 Pin DIP and 44 Pin PLCC Packages Only) June...


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