Cypress CY14B101L manual Data Retention and Endurance, Capacitance, Thermal Resistance

Page 8

 

 

 

 

 

CY14B101L

 

 

 

 

 

 

 

 

 

 

Data Retention and Endurance

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Parameter

 

 

Description

Min

 

 

Unit

DATAR

Data Retention at 55°C

 

20

 

Years

NVC

Nonvolatile STORE Operations

200

 

 

 

K

Capacitance

 

 

 

 

 

 

 

In the following table, the capacitance parameters are listed.[6]

 

 

 

 

 

 

Parameter

Description

Test Conditions

Max

 

 

Unit

CIN

Input Capacitance

TA = 25°C, f = 1 MHz,

7

 

 

pF

 

 

VCC = 0 to 3.0V

 

 

 

 

 

COUT

Output Capacitance

7

 

 

pF

Thermal

Resistance

 

 

 

 

 

 

 

In the following table, the thermal resistance parameters are listed.[6]

 

 

 

 

 

 

Parameter

Description

Test Conditions

32-SOIC

48-SSOP

 

Unit

ΘJA

Thermal Resistance

Test conditions follow standard test methods and

33.64

32.9

 

°C/W

 

(Junction to Ambient)

procedures for measuring thermal impedance, per

 

 

 

 

 

 

 

 

EIA / JESD51.

 

 

 

 

ΘJC

Thermal Resistance

13.6

16.35

 

°C/W

 

(Junction to Case)

 

 

 

 

 

 

 

 

 

 

Figure 4. AC Test Loads

 

 

 

 

 

 

 

 

Ω

 

Ω For Tri-state Specs

 

 

R1 577

 

R1 577

 

 

 

 

 

3.0V

Output

30 pF

 

R2

 

 

 

789Ω

3.0V

Output

5 pF

 

R2

 

 

 

789Ω

AC Test Conditions

Input Pulse Levels

0V to 3V

Input Rise and Fall Times (10% to 90%)

<5 ns

Input and Output Timing Reference Levels

1.5V

Note

6. These parameters are guaranteed by design and are not tested.

Document Number: 001-06400 Rev. *I

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Contents Features Logic Block DiagramFunctional Description Cypress Semiconductor CorporationPinouts Pin DefinitionsDevice Operation Sram ReadSram Write AutoStore OperationHardware Recall Power Up Low Average Active PowerSoftware Store Software RecallPreventing Store Best PracticesHardware Mode Selection A15 A0 Power DC Electrical Characteristics Range Ambient TemperatureMaximum Ratings Operating RangeData Retention and Endurance CapacitanceThermal Resistance AC Test ConditionsAC Switching Characteristics Switching WaveformsMin Max ParameterChip Enable To End of Write Data Setup to End of WriteAddress Setup to End of Write Address Setup to Start of WriteAutoStore or Power Up Recall Parameter Alt Description CY14B101L Unit Min MaxSoftware Controlled STORE/RECALL Cycle Parameter Alt Description 25 ns 35 ns 45 ns Unit Min MaxHardware Store Pulse Width Hardware Store CycleParameter Alt Description CY14B101L Unit Min Part Numbering Nomenclature CY 14 B 101 L SZ 25 X C T Ordering InformationPackage Type Operating Range Package DiagramsSpeed Ordering Code Pin Shrunk Small Outline Package Document History Document Title CY14B101L 1 Mbit 128K x 8 nvSRAMSales, Solutions, and Legal Information USB