STK11C68-SF25 Cypress Semiconductor Corp, STK11C68-SF25 Datasheet - Page 2

• Manufacturer Part Number: STK11C68-SF25
• Description: STK11C68-SF25
• Manufacturer: Cypress Semiconductor Corp
• Type: NVSRAMr

Specifications of STK11C68-SF25

• Format - Memory: RAM
• Memory Type: NVSRAM (Non-Volatile SRAM)
• Memory Size: 64K (8K x 8)
• Speed: 25ns
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 28-SOIC (8.69mm width)
• Word Size: 8b
• Organization: 8Kx8
• Density: 64Kb
• Interface Type: Parallel
• Access Time (max): 25ns
• Operating Supply Voltage (typ): 5V
• Package Type: SOIC
• Operating Temperature Classification: Commercial
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 4.5V
• Operating Temp Range: 0C to 70C
• Pin Count: 28
• Mounting: Surface Mount
• Supply Current: 90mA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Contents
Features................................................................................ 1
Functional Description........................................................ 1
Logic Block Diagram........................................................... 1
Contents ............................................................................... 2
Pin Configurations .............................................................. 3
Pin Definitions ..................................................................... 3
Device Operation ................................................................. 4
SRAM Read .......................................................................... 4
SRAM Write .......................................................................... 4
Software STORE .................................................................. 4
Software RECALL................................................................ 4
Hardware RECALL (Power Up)........................................... 4
Hardware Protect .................................................................4
Noise Considerations.......................................................... 4
Low Average Active Power................................................. 4
Best Practices...................................................................... 5
Maximum Ratings................................................................ 6
Document Number: 001-50638 Rev. *A
Operating Range.................................................................. 6
DC Electrical Characteristics ............................................. 6
Data Retention and Endurance .......................................... 6
Capacitance ......................................................................... 7
Thermal Resistance............................................................. 7
AC Test Conditions ............................................................. 7
AC Switching Characteristics ............................................ 8
AutoStore INHIBIT or Power Up RECALL ....................... 10
Software Controlled STORE/RECALL Cycle................... 11
Part Numbering Nomenclature......................................... 12
Ordering Information......................................................... 12
Package Diagrams..............................................................14
Document History Page .................................................... 17
Sales, Solutions, and Legal Information ......................... 17
SRAM Read Cycle ......................................................... 8
SRAM Write Cycle.......................................................... 9
Worldwide Sales and Design Support.......................... 17
Products ....................................................................... 17
STK11C68
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