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Document #: 001-43141 Rev. **

Revised January 04, 2008

Page 12 of 12

MoBL is a registered trademark and More Battery Life is a trademark of Cypress Semiconductor. All product and company names mentioned in this document are the trademarks of their respective holders.

CY62157ESL MoBL

®

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

Document History Page

Document Title: CY62157ESL MoBL

®

 8-Mbit (512K x 16) Static RAM

Document Number: 001-43141

REV.

ECN NO.

Issue Date

Orig. of 

Change

Description of Change

**

1875228

See ECN

VKN/AESA New Data Sheet

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Summary of Contents for CY62157ESL

Page 1: ...gh IO15 are placed in a high impedance state when Deselected CE HIGH Outputs are disabled OE HIGH Both Byte High Enable and Byte Low Enable are disabled BHE BLE HIGH Write operation is active CE LOW a...

Page 2: ...6 7 8 9 11 14 31 32 36 35 34 33 37 40 39 38 12 13 41 44 43 42 16 15 29 30 A5 18 17 20 19 27 28 25 26 22 21 23 24 A6 A7 A3 A2 A1 A0 A17 A4 A9 A10 A11 A12 A15 A16 OE BHE BLE CE WE IO0 IO1 IO2 IO3 IO4 IO...

Page 3: ...2 4 4 5 VCC 5 5 IOH 1 0 mA 2 4 VOL Output LOW Voltage 2 2 VCC 2 7 IOL 0 1 mA 0 4 V 2 7 VCC 3 6 IOL 2 1mA 0 4 4 5 VCC 5 5 IOL 2 1mA 0 4 VIH Input HIGH Voltage 2 2 VCC 2 7 1 8 VCC 0 3 V 2 7 VCC 3 6 2 2...

Page 4: ...hat may affect these parameters Parameter Description Test Conditions TSOP II Unit JA Thermal Resistance Junction to Ambient Still Air soldered on a 3 4 5 inch two layer printed circuit board 77 C W J...

Page 5: ...o Data Retention Time 0 ns tR 7 Operation Recovery Time tRC ns Data Retention Waveform Notes 6 Tested initially and after any design or process changes that may affect these parameters 7 Full device o...

Page 6: ...Data Setup to Write End 25 ns tHD Data Hold from Write End 0 ns tHZWE WE LOW to High Z 10 11 18 ns tLZWE WE HIGH to Low Z 10 10 ns Notes 9 Test conditions for all parameters other than tri state param...

Page 7: ...DATA VALID RC tAA tOHA tRC ADDRESS DATA OUT 50 50 DATA VALID tRC tACE tLZBE tLZCE tPU HIGHIMPEDANCE ICC tHZOE tHZCE tPD tHZBE tLZOE tDBE tDOE IMPEDANCE HIGH ISB DATA OUT OE CE VCC SUPPLY CURRENT BHE...

Page 8: ...A tAW tWC tHZOE DATAIN NOTE 19 tBW tSCE DATA IO ADDRESS CE WE OE BHE BLE tHD tSD tPWE tHA tAW tSCE tWC tHZOE DATAIN tBW tSA CE ADDRESS WE DATA IO OE BHE BLE NOTE 19 Notes 17 Data IO is high impedance...

Page 9: ...W 18 Figure 7 Write Cycle 4 BHE BLE Controlled OE LOW 18 Switching Waveforms continued DATAIN tHD tSD tLZWE tPWE tSA tHA tAW tSCE tWC tHZWE tBW NOTE 19 CE ADDRESS WE DATA IO BHE BLE tHD tSD tSA tHA tA...

Page 10: ...O15 IO0 IO7 in High Z Read Active ICC L H H L L High Z Output Disabled Active ICC L H H H L High Z Output Disabled Active ICC L H H L H High Z Output Disabled Active ICC L L X L L Data In IO0 IO15 Wri...

Page 11: ...CY62157ESL MoBL Document 001 43141 Rev Page 11 of 12 Package Diagrams Figure 8 44 Pin TSOP II 51 85087 51 85087 A Feedback Feedback...

Page 12: ...nsee 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 so...

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