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XR21B1421 Datasheet, PDF (50/50 Pages) Exar Corporation – Enhanced 1-Ch Full-Speed
Ordering Information
Part Number
XR21B1421IL24-F
XR21B1421IL24TR-F
XR21B1421IL28-F
XR21B1421IL28TR-F
Package
24-pin QFN
24-pin QFN
28-pin QFN
28-pin QFN
Green
Yes
Yes
Yes
Yes
Operating Temperature
Range
-40°C to +85°C
-40°C to +85°C
-40°C to +85°C
-40°C to +85°C
Packaging Quantity
490 / Tray
3000 / Reel
490 / Tray
3000 / Reel
XR21B1421
Marking
XR1421IL
XR1421IL
XR1421IL
XR1421IL
Revision History
Revision
1A
1B
Date
April 2014
October 2014
Description
Initial release
Removed “contact factory” notice for 28 QFN package [ECN1442-07 l 10/14/2014]
For Further Assistance:
Email: UARTtechsupport@exar.com
Exar Technical Documentation: http://www.exar.com/techdoc/
Exar Corporation Headquarters and Sales Offices
48720 Kato Road
Tel: +1 (510) 668-7000
Fremont, CA 95438 - USA
Fax: +1 (510) 668-7001
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 herein 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 Cor-
poration is adequately protected under the circumstances.
Reproduction, in part or whole, without the prior written consent of EXAR Corporation is prohibited.
© 2014 Exar Corporation
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