Cypress CY14B101K manual Data Retention and Endurance, Capacitance, Thermal Resistance

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					CY14B101K

Data Retention and Endurance

Parameter			Description	Min		Unit
DATAR			Data Retention	20		Years
NVC			Nonvolatile STORE Operations	200		K

Capacitance

These parameters are guaranteed but not tested.

Parameter	Description	Test Conditions	Max	Unit
CIN	Input Capacitance	TA = 25°C, f = 1 MHz,	7	pF
		VCC = 0 to 3.0 V
COUT	Output Capacitance	VCC = 0 to 3.0 V	7	pF

Thermal Resistance

These parameters are guaranteed but not tested.

Parameter	Description	Test Conditions	48-SSOP	Unit
ΘJA	Thermal Resistance	Test conditions follow standard test methods	34.85	°C/W
	(junction to ambient)	and procedures for measuring thermal
		impedance, in accordance with EIA/JESD51.
ΘJC	Thermal Resistance	impedance, in accordance with EIA/JESD51.	16.35	°C/W
	(junction to case)
		Figure 7. AC Test Loads

R1 577Ω

3.0V

OUTPUT

30 pF

R1 577Ω

3.0V

OUTPUT

R2

5 pF

789Ω

For Tri-state Specs

R2

789Ω

AC Test Conditions

Input Pulse Levels	0 V to 3	V
Input Rise and Fall Times (10% - 90%)	<5 ns
Input and Output Timing Reference Levels	1.5	V

Document Number: 001-06401 Rev. *I

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Contents Features Logic Block DiagramFunctional Description Cypress Semiconductor Corporation 198 Champion CourtPin Configurations Output Enable, Active LOW. The active lowPower Supply Inputs to the Device Pin DefinitionsAutoStore Operation Device OperationHardware Store HSB Operation Hardware Recall Power Up Software StoreSoftware Recall Data ProtectionLow Average Active Power Best Practices Current versus Cycle TimeMode Selection A15 A0 Power Read SramWrite Sram StoreReal Time Clock Operation Watchdog Timer AlarmCalibrating the Clock Power Monitor InterruptsInterrupt Register Flags RegisterInterrupt Block Diagram Recommended ValuesRTC Register Map5 BCD Format Data Function/Range WDF OscfRegister Map Detail Time Keeping Years 0x1FFFF 10s Years Time Keeping Months 0x1FFFE 10s MonthDate Time Keeping Hours 0x1FFFB Time Keeping Minutes 0x1FFFAAlarm Day 0x1FFF5 Register Map Detail Calibration/Control0x1FFF7 Interrupt Status/Control 0x1FFF6To ignore the hours value Alarm Minutes 0x1FFF3 Register Map Detail Alarm Hours 0x1FFF4 10s Alarm HoursWhen the Flags register is read or on power-up DC Electrical Characteristics Range Ambient TemperatureMaximum Ratings Operating RangeData Retention and Endurance CapacitanceThermal Resistance AC Test ConditionsAC Switching Characteristics Parameter Sram Read CycleMin Max Parameter Sram Write CycleAutoStore or Power Up Recall Parameter Description CY14B101K Unit Min MaxSoftware Controlled STORE/RECALL Cycles 21 Parameter Alt Description 25 ns 35 ns 45 ns Unit Min MaxSoft Sequence Commands Hardware Store CycleInputs and Outputs Mode Power RTC CharacteristicsTruth Table For Sram Operations Part Numbering Nomenclature CY 14 B 101 K SP 25 X C T NvsramOrdering Information Package Diagrams Pin Shrunk Small Outline PackageDocument History Orig. of Change Submission Description of Change DateUpdated Features 2663934Worldwide Sales and Design Support Products PSoC Solutions Sales, Solutions, and Legal InformationUSB