Cypress CY7C027AV, CY7C037AV, CY7C037V Document History, Sales, Solutions, and Legal Information

Page 18

CY7C027V/027VN/027AV/028V

CY7C037V/037AV/038V

Document History Page

Document Title: CY7C027V/027VN/027AV/CY7C028V/037V/037AV/038V 3.3V 32K/64K x 16/18 Dual Port Static RAM

Document Number: 38-06078

Rev.

ECN No.

Orig. of

Submission

Description of Change

Change

Date

 

 

 

 

 

 

 

 

**

237626

YDT

6/30/04

Converted data sheet from old spec 38-00670 to conform with new data

 

 

 

 

sheet. Removed cross information from features section

*A

259110

JHX

See ECN

Added Pb-Free packaging information.

 

 

 

 

 

*B

2623540

VKN/PYRS

12/17/08

Added CY7C027VN, CY7C027AV and CY7C037AV parts

 

 

 

 

Updated Ordering information table

Sales, Solutions, and Legal Information

Worldwide Sales and Design Support

Cypress maintains a worldwide network of offices, solution centers, manufacturer’s representatives, and distributors. To find the office closest to you, visit us at cypress.com/sales.

Products

 

PSoC Solutions

 

PSoC

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General

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Clocks & Buffers

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Low Power/Low Voltage

psoc.cypress.com/low-power

Wireless

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Precision Analog

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LCD Drive

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Memories

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CAN 2.0b

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Image Sensors

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USB

psoc.cypress.com/usb

 

 

© Cypress Semiconductor Corporation, 2001-2008. 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.

Any 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.

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.

Use may be limited by and subject to the applicable Cypress software license agreement.

Document #: 38-06078 Rev. *B

Revised December 09, 2008

Page 18 of 18

All products and company names mentioned in this document may be the trademarks of their respective holders.

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Contents Features Logic Block DiagramCypress Semiconductor Corporation 198 Champion Court Pin Configurations Pin Tqfp Top ViewMaximum Access Time Typical Operating Current Selection GuideParameter Unit Pin Definitions ArchitectureFunctional Description Busy Master/SlaveSemaphore Operation Operating Range Electrical Characteristics Over the Operating RangeMaximum Ratings Capacitance5Read Cycle Switching Characteristics Over the Operating Range6Including scope and jig Write CycleInterrupt Timing Data Retention ModeTiming Semaphore TimingSwitching Waveforms Read Cycle No Either Port Address Access15, 16Write Cycle No R/W Controlled Timing 20, 21, 22 CY7C027V/027VN/027AV/028V Timing Diagram of Read with Busy M/S=HIGH33 CER ValidFirst Right Address Valid FirstRight Side Clears INT R Right Side Sets IntlLeft Side Clears INT L Interrupt Operation Example assumes Non-Contending Read/Write Inputs Outputs 9 -I/O 0 -I/OOperation Left Port Right Port Function64K x16 3.3V Asynchronous Dual-Port Sram Ordering Information32K x16 3.3V Asynchronous Dual-Port Sram 32K x18 3.3V Asynchronous Dual-Port SramPackage Diagram Pin Pb-Free Thin Plastic Quad Flat Pack Tqfp A100Sales, Solutions, and Legal Information Worldwide Sales and Design Support Products PSoC SolutionsDocument History