Cypress AN49947 Fascicule
AN49947
Cypress Semiconductor
198 Champion Court
San Jose, CA 95134-1709
Phone: 408-943-2600
Fax: 408-943-4730
© Cypress Semiconductor Corporation, 2008. The information contained herein is subject to change without notice. Cypress Semiconductor Corporation
assumes no responsibility for the use of any circuitry other than circuitry embodied in a Cypress product. Nor does it convey or imply any license under
patent or other rights. Cypress products are not warranted nor intended to be used for medical, life support, life saving, critical control or safety applications,
unless pursuant to an express written agreement with Cypress. Furthermore, Cypress does not authorize its products for use as critical components in
life-support systems where a malfunction or failure may reasonably be expected to result in significant injury to the user. The inclusion of Cypress products
in life-support systems application implies that the manufacturer assumes all risk of such use and in doing so indemnifies Cypress against all charges.
assumes no responsibility for the use of any circuitry other than circuitry embodied in a Cypress product. Nor does it convey or imply any license under
patent or other rights. Cypress products are not warranted nor intended to be used for medical, life support, life saving, critical control or safety applications,
unless pursuant to an express written agreement with Cypress. Furthermore, Cypress does not authorize its products for use as critical components in
life-support systems where a malfunction or failure may reasonably be expected to result in significant injury to the user. The inclusion of Cypress products
in life-support systems application implies that the manufacturer assumes all risk of such use and in doing so indemnifies Cypress against all charges.
This Source Code (software and/or firmware) is owned by Cypress Semiconductor Corporation (Cypress) and is protected by and subject to worldwide
patent protection (United States and foreign), United States copyright laws and international treaty provisions. Cypress hereby grants to licensee a personal,
non-exclusive, non-transferable license to copy, use, modify, create derivative works of, and compile the Cypress Source Code and derivative works for
the sole purpose of creating custom software and or firmware in support of licensee product to be used only in conjunction with a Cypress integrated circuit
as specified in the applicable agreement. Any reproduction, modification, translation, compilation, or representation of this Source Code except as specified
above is prohibited without the express written permission of Cypress.
patent protection (United States and foreign), United States copyright laws and international treaty provisions. Cypress hereby grants to licensee a personal,
non-exclusive, non-transferable license to copy, use, modify, create derivative works of, and compile the Cypress Source Code and derivative works for
the sole purpose of creating custom software and or firmware in support of licensee product to be used only in conjunction with a Cypress integrated circuit
as specified in the applicable agreement. Any reproduction, modification, translation, compilation, or representation of this Source Code except as specified
above is prohibited without the express written permission of Cypress.
Disclaimer: CYPRESS MAKES NO WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, WITH REGARD TO THIS MATERIAL, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. Cypress reserves the right to
make changes without further notice to the materials described herein. Cypress does not assume any liability arising out of the application or use of any
product or circuit described herein. Cypress does not authorize its products for use as critical components in life-support systems where a malfunction or
failure may reasonably be expected to result in significant injury to the user. The inclusion of Cypress' product in a life-support systems application implies
that the manufacturer assumes all risk of such use and in doing so indemnifies Cypress against all charges.
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. Cypress reserves the right to
make changes without further notice to the materials described herein. Cypress does not assume any liability arising out of the application or use of any
product or circuit described herein. Cypress does not authorize its products for use as critical components in life-support systems where a malfunction or
failure may reasonably be expected to result in significant injury to the user. The inclusion of Cypress' product in a life-support systems application implies
that the manufacturer assumes all risk of such use and in doing so indemnifies Cypress against all charges.
Use may be limited by and subject to the applicable Cypress software license agreement.
November 06, 2008
Document # 001-49947 Revision **
2
Document History
All trademarks or registered trademarks referenced herein are the property of their respective owners.
Document Title: Undershoot Effect in RTC Circuit of 0.25
μ nvSRAM
Document Number: 001-49947
Revision
ECN No.
Orig. of
Change
Change
Submission
Date
Description of Change
**
2606848
NXR
11/13/08
New application note