STK12C68-5L55M Cypress Semiconductor Corp, STK12C68-5L55M Datasheet - Page 2
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STK12C68-5L55M
Manufacturer Part Number
STK12C68-5L55M
Description
STK12C68-5L55M
Manufacturer
Cypress Semiconductor Corp
Type
NVSRAMr
Specifications of STK12C68-5L55M
Format - Memory
RAM
Memory Type
NVSRAM (Non-Volatile SRAM)
Memory Size
64K (8K x 8)
Speed
35ns
Interface
Parallel
Voltage - Supply
4.5 V ~ 5.5 V
Operating Temperature
-55°C ~ 125°C
Package / Case
28-LCC
Word Size
8b
Organization
8Kx8
Density
64Kb
Interface Type
Parallel
Access Time (max)
55ns
Operating Supply Voltage (typ)
5V
Package Type
CLCC
Operating Temperature Classification
Military
Operating Supply Voltage (max)
5.5V
Operating Supply Voltage (min)
4.5V
Operating Temp Range
-55C to 125C
Pin Count
28
Mounting
Surface Mount
Supply Current
75mA
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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
AutoStore Operation ........................................................... 4
AutoStore Inhibit Mode ....................................................... 5
Hardware STORE (HSB) Operation .................................... 5
Hardware RECALL (Power Up)........................................... 5
Software STORE .................................................................. 5
Software RECALL................................................................ 5
Data Protection .................................................................... 6
Noise Considerations.......................................................... 6
Hardware Protect ................................................................. 6
Low Average Active Power................................................. 6
Preventing Store.................................................................. 6
Best Practices...................................................................... 7
Document Number: 001-51027 Rev. *A
Maximum Ratings................................................................ 8
Operating Range.................................................................. 8
DC Electrical Characteristics ............................................. 8
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............................................................. 17
Document History Page .................................................... 21
Sales, Solutions, and Legal Information ......................... 21
SRAM Read Cycle ....................................................... 10
SRAM Write Cycle........................................................ 11
Worldwide Sales and Design Support.......................... 21
Products ....................................................................... 21
STK12C68
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