STK11C68-SF45 Cypress Semiconductor Corp, STK11C68-SF45 Datasheet - Page 2

• Manufacturer Part Number: STK11C68-SF45
• Description: STK11C68-SF45
• Manufacturer: Cypress Semiconductor Corp
• Type: NVSRAMr

Specifications of STK11C68-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)
• Word Size: 8b
• Organization: 8Kx8
• Density: 64Kb
• Interface Type: Parallel
• Access Time (max): 45ns
• 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: 65mA
• 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. *C
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 ............................................................ 13
Document History Page ................................................... 15
Sales, Solutions, and Legal Information ........................ 15
SRAM Read Cycle ...................................................... 8
SRAM Write Cycle ....................................................... 9
Worldwide Sales and Design Support ......................... 15
Products ...................................................................... 15
STK11C68
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