xr20v2172 Exar Corporation, xr20v2172 Datasheet - Page 51
xr20v2172
Manufacturer Part Number
xr20v2172
Description
Two Channel I2c/spi Uart With 64-byte Fifo And Rs232 Transceiver
Manufacturer
Exar Corporation
Datasheet
1.XR20V2172.pdf
(53 pages)
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REV. 1.0.0
REVISION HISTORY
EXAR Corporation reserves the right to make changes to the products contained in this publication in order to
improve design, performance or reliability. EXAR Corporation assumes no responsibility for the use of any
circuits described herein, conveys no license under any patent or other right, and makes no representation that
the circuits are free of patent infringement. Charts and schedules contained here in are only for illustration
purposes and may vary depending upon a user’s specific application. While the information in this publication
has been carefully checked; no responsibility, however, is assumed for inaccuracies.
EXAR Corporation does not recommend the use of any of its products in life support applications where the
failure or malfunction of the product can reasonably be expected to cause failure of the life support system or
to significantly affect its safety or effectiveness. Products are not authorized for use in such applications unless
EXAR Corporation receives, in writing, assurances to its satisfaction that: (a) the risk of injury or damage has
been minimized; (b) the user assumes all such risks; (c) potential liability of EXAR Corporation is adequately
protected under the circumstances.
Copyright 2007 EXAR Corporation
Datasheet July 2007.
Send your UART technical inquiry with technical details to hotline: uarttechsupport@exar.com.
Reproduction, in part or whole, without the prior written consent of EXAR Corporation is prohibited.
February 2007
February 2007
July 2007
D
ATE
R
P1.0.0
P1.0.1
EVISION
1.0.0
TWO CHANNEL I2C/SPI UART WITH 64-BYTE FIFO AND RS232 TRANSCEIVER
Preliminary Datasheet.
VCC range updated to +3.3 to +5.5V.
Final Datasheet. Corrected R_EN pin description and pinout. Corrected IEC spec #
on page 1.
NOTICE
51
D
ESCRIPTION
XR20V2172
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