CY14V104LA

CY14V104NA

Document #: 001-53954 Rev. *F

Page 2 of 22

Contents

Pinouts .............................................................................. 3

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

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

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

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

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

Hardware STORE Operation ............................................ 4

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

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

Software RECALL ............................................................. 5

Preventing AutoStore ....................................................... 6

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

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

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

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

Operating Range ............................................................... 8

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

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

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

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

AC Test Loads ................................................................ 10

AC Test Conditions ........................................................ 10

AC Switching Characteristics ....................................... 11

SRAM Read Cycle .................................................... 11

SRAM Write Cycle ..................................................... 11

Switching Waveforms .................................................... 11

AutoStore/Power-Up RECALL ....................................... 14

Switching Waveforms .................................................... 14

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

Switching Waveforms .................................................... 15

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

Switching Waveforms .................................................... 16

Truth Table For SRAM Operations ................................ 17

Ordering Information ...................................................... 18

Ordering Code Definitions ......................................... 18

Package Diagrams .......................................................... 19

Acronyms ........................................................................ 20

Document Conventions ................................................. 20

Units of Measure ....................................................... 20

Document History Page ................................................. 21

Sales, Solutions, and Legal Information ...................... 22

Worldwide Sales and Design Support ....................... 22

Products .................................................................... 22

PSoC Solutions ......................................................... 22

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