STK12C68-SF45 Cypress Semiconductor Corp, STK12C68-SF45 Datasheet - Page 2

• Manufacturer Part Number: STK12C68-SF45
• Description: STK12C68-SF45
• Manufacturer: Cypress Semiconductor Corp
• Series: -r

Specifications of STK12C68-SF45

• Format - Memory: RAM
• Memory Type: NVSRAM (Non-Volatile SRAM)
• Memory Size: 64K (8K x 8)
• Speed: 45ns
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 28-SOIC (8.69mm width)
• Rohs Compliant: YES
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Contents
Pin Configurations ........................................................... 3
Pin Definitions .................................................................. 3
Device Operation .............................................................. 4
SRAM Read ....................................................................... 4
SRAM Write ....................................................................... 4
AutoStore Operation ........................................................ 4
AutoStore Inhibit Mode .................................................... 5
Hardware STORE (HSB) Operation ................................. 5
Hardware RECALL (Power Up) ........................................ 5
Software STORE ............................................................... 5
Software RECALL ............................................................. 6
Data Protection ................................................................. 6
Noise Considerations ....................................................... 6
Hardware Protect .............................................................. 6
Low Average Active Power .............................................. 6
Preventing Store ............................................................... 6
Best Practices ................................................................... 7
Maximum Ratings ............................................................. 8
Operating Range ............................................................... 8
DC Electrical Characteristics .......................................... 8
Document Number: 001-51027 Rev. *E
Data Retention and Endurance ....................................... 9
Capacitance ...................................................................... 9
Thermal Resistance .......................................................... 9
AC Test Conditions .......................................................... 9
AC Switching Characteristics ....................................... 10
AutoStore or Power Up RECALL .................................. 12
Software Controlled STORE/RECALL Cycle ................ 13
Hardware STORE Cycle ................................................. 14
Switching Waveform ...................................................... 14
Part Numbering Nomenclature ...................................... 15
Ordering Information ...................................................... 15
Package Diagrams .......................................................... 16
Document History Page ................................................. 21
Sales, Solutions, and Legal Information ...................... 22
SRAM Read Cycle .................................................... 10
SRAM Write Cycle ..................................................... 11
Worldwide Sales and Design Support ....................... 22
Products .................................................................... 22
PSoC Solutions ......................................................... 22
STK12C68
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