STK12C68 Просмотр технического описания (PDF) - Cypress Semiconductor

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STK12C68

64 Kbit (8K x 8) AutoStore nvSRAM

Cypress Semiconductor 

STK12C68

Contents

Pin Configurations ........................................................... 3

DC Electrical Characteristics .......................................... 8

Pin Definitions .................................................................. 3

Data Retention and Endurance ....................................... 9

Device Operation .............................................................. 4

Capacitance ...................................................................... 9

SRAM Read ....................................................................... 4

Thermal Resistance.......................................................... 9

SRAM Write ....................................................................... 4

AC Test Conditions .......................................................... 9

AutoStore Operation ........................................................ 4

AC Switching Characteristics ....................................... 10

AutoStore Inhibit Mode .................................................... 5

SRAM Read Cycle .................................................... 10

Hardware STORE (HSB) Operation................................. 5

SRAM Write Cycle ..................................................... 12

Hardware RECALL (Power Up) ........................................ 5

AutoStore or Power Up RECALL .................................. 14

Software STORE ............................................................... 5

Software Controlled STORE/RECALL Cycle................ 15

Software RECALL............................................................. 6

Hardware STORE Cycle ................................................. 16

Data Protection ................................................................. 6

Switching Waveform ...................................................... 16

Noise Considerations....................................................... 6

ly. Hardware Protect.............................................................. 6

n Low Average Active Power .............................................. 6

s o Preventing Store............................................................... 6

m Best Practices................................................................... 7

ra Maximum Ratings ............................................................. 8

NoItnRpercoodmucmtieonndteodsufoprpNoertwonDgeosiinggnsp.roduction prog Operating Range ...............................................................8

Part Numbering Nomenclature ...................................... 17

Ordering Information ...................................................... 17

Package Diagrams .......................................................... 18

Document History Page ................................................. 23

Sales, Solutions, and Legal Information ...................... 24

Worldwide Sales and Design Support ....................... 24

Products .................................................................... 24

Document Number: 001-51027 Rev. *C

Page 2 of 24

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