STK22C48-PF35I Cypress Semiconductor Corp, STK22C48-PF35I Datasheet - Page 2

• Manufacturer Part Number: STK22C48-PF35I
• Manufacturer: Cypress Semiconductor Corp

Specifications of STK22C48-PF35I

• Lead Free Status / RoHS Status: Supplier Unconfirmed

Contents
Features................................................................................ 1
Functional Description........................................................ 1
Logic Block Diagram........................................................... 1
Contents ............................................................................... 2
Device Operation ................................................................. 3
SRAM Read .......................................................................... 3
SRAM Write .......................................................................... 3
AutoStore Operation ........................................................... 3
AutoStore Inhibit mode....................................................... 3
Hardware STORE (HSB) Operation.................................... 4
Hardware RECALL (Power Up)........................................... 4
Data Protection .................................................................... 4
Noise Considerations.......................................................... 4
Hardware Protect................................................................. 4
Low Average Active Power................................................. 4
Preventing Store.................................................................. 5
Best Practices...................................................................... 5
Maximum Ratings................................................................ 6
Operating Range.................................................................. 6
DC Electrical Characteristics ............................................. 6
Document Number: 001-51000 Rev. *A
Data Retention and Endurance .......................................... 6
Capacitance ......................................................................... 7
Thermal Resistance............................................................. 7
AC Test Conditions ............................................................. 7
AC Switching Characteristics ............................................ 8
Switching Waveforms ......................................................... 8
AutoStore or Power Up RECALL ..................................... 10
Switching Waveform ......................................................... 10
Hardware STORE Cycle .................................................... 11
Switching Waveform ......................................................... 11
Ordering Information......................................................... 12
Part Numbering Nomenclature......................................... 12
Package Diagrams............................................................. 13
Document History Page .................................................... 14
Sales, Solutions, and Legal Information ......................... 14
SRAM Read Cycle ......................................................... 8
SRAM Write Cycle.......................................................... 9
Worldwide Sales and Design Support.......................... 14
Products ....................................................................... 14
STK22C48
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