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參數(shù)資料
| 型號： | XR19L402IL48-0B-EB |
| 廠商： | Exar Corporation |
| 文件頁數(shù)： | 44/49頁 |
| 文件大小： | 0K |
| 描述： | EVAL BOARD FOR XR19L402-B 48QFN |
| 標準包裝： | 1 |
| 系列： | * |
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49
NOTICE
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 2009 EXAR Corporation
Datasheet July 2009.
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.
XR19L402
REV. 1.0.3
TWO CHANNEL INTEGRATED UART AND RS-485 TRANSCEIVER
REVISION HISTORY
DATE
REVISION
DESCRIPTION
April 2007
P1.0.0
Preliminary Datasheet
June 2007
1.0.0
Final Datasheet. Updated to correct package dimensions drawing of 48-pin QFN.
Updated DC Electrical Specifications.
July 2007
1.0.1
Corrected IEC spec # on page 1.
December 2007
1.0.2
Removed references to the special character detect since that feature is not
available in this device.
July 2009
1.0.3
Clarified VCC33 and VCC50 pin descriptions.
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