Cypress CY14B101P manual Maximum Ratings, DC Electrical Characteristics, Operating Range

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PRELIMINARYCY14B101P

Maximum Ratings

Exceeding maximum ratings may shorten the useful life of the device. These user guidelines are not tested.

Storage Temperature

–65°C to +150°C

Maximum Accumulated Storage Time

 

At 150°C Ambient Temperature

1000h

At 85°C Ambient Temperature

20 Years

Ambient Temperature with

 

Power Applied

–55°C to +150°C

Supply Voltage on VCC Relative to GND

........–0.5V to +4.1V

DC Voltage Applied to Outputs

–0.5V to VCC + 0.5V

in High-Z State

Input Voltage

–0.5V to VCC + 0.5V

Transient Voltage (<20 ns) on

–2.0V to VCC + 2.0V

Any Pin to Ground Potential

Package Power Dissipation

 

Capability (TA = 25°C)

1.0W

Surface Mount Lead Soldering

 

Temperature (3 Seconds)

+260°C

DC Output Current (1 output at a time, 1s duration)..... 15mA

Static Discharge Voltage

> 2001V

(per MIL-STD-883, Method 3015)

 

Latch-up Current

....................................................

> 200 mA

Table 11. Operating Range

 

 

 

 

 

Range

 

Ambient Temperature

VCC

Commercial

 

0°C to +70°C

2.7V to 3.6V

 

 

 

 

Industrial

 

–40°C to +85°C

2.7V to 3.6V

 

 

 

 

DC Electrical Characteristics

Over the Operating Range (VCC = 2.7V to 3.6V)

Parameter

Description

Test Conditions

Min

Max

Unit

ICC1

Average Vcc Current

At fSCK = 40 MHz

 

10

mA

ICC2

Average VCC Current

All Inputs Don’t Care, VCC = Max.

 

10

mA

 

during STORE

Average current for duration tSTORE

 

 

 

ICC4

Average VCAP Current

All Inputs Don’t Care, VCC = Max.

 

5

mA

 

during AutoStore

Average current for duration tSTORE

 

 

 

 

Cycle

 

 

 

 

ISB

VCC Standby Current

 

 

5

mA

I [4]

Input Leakage Current

VCC = Max, VSS < VIN < VCC

–1

+1

µA

IX

(except HSB)

 

 

 

 

 

 

 

 

 

 

Input Leakage Current

VCC = Max, VSS < VIN < VCC

–100

+1

µA

 

(for HSB)

 

 

 

 

IOZ

Off State Output

VCC = Max, VSS < VOUT < VCC

–1

+1

µA

 

Leakage Current

 

 

 

 

VIH

Input HIGH Voltage

 

2.0

VCC + 0.5

V

VIL

Input LOW Voltage

 

VSS – 0.5

0.8

V

VOH

Output HIGH Voltage

IOUT = –2 mA

2.4

 

V

VOL

Output LOW Voltage

IOUT = 4 mA

 

0.4

V

VCAP[5]

Storage Capacitor

Between VCAP pin and VSS, 5V Rated

61

180

µF

Notes

4.The HSB pin has IOUT = -2 uA for VOH of 2.4V when both active HIGH and LOW drivers are disabled. When they are enabled standard VOH and VOL are valid. This parameter is characterized but not tested.

5.VCAP (Storage capacitor) nominal value is 68uF.

Document #: 001-44109 Rev. *B

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Contents Overview FeaturesLogic Block Diagram Sram ArrayPin Definitions Pin Name Type Description PinoutsHold Sram Read Device OperationSram Write Store OperationSerial Peripheral Interface Commonly used terms used in SPI protocol are given below SPI MasterSystem Configuration Using SPI nvSRAM SPI ModesSPI Operating Features SPI Functional DescriptionRead Status Register Rdsr Instruction Status RegisterWrite Status Register Wrsr Instruction Write Protection and Block Protection Write Enable Wren InstructionWrite Disable Wrdi Instruction Block ProtectionWrite Sequence Write Memory AccessRead Sequence Read Wpen WENBurst Mode Read Instruction Timing Read RTC Rdrtc InstructionWrite RTC Wrtc Instruction AutoStore DisableNvSRAM Special Instructions Software Store StoreSoftware Recall Recall AutoStore Disable AsdisbAutoStore Enable Asenb Hold Pin OperationReal Time Clock Operation Watchdog Timer AlarmCalibrating the Clock Interrupts Power MonitorInterrupt Register Flags RegisterAccessing the Real Time Clock through SPI RTC Recommended Component ConfigurationRTC Register Map1 BCD Format Data Function/Range WDF OscfOscen Alarm Minutes Alarm DayAlarm Hours Register Map DetailFlags 0x00 Register Map Detail Alarm SecondsTime Keeping Centuries WDF Oscf CALOperating Range DC Electrical CharacteristicsMaximum Ratings Parameter Description Test Conditions Min Max UnitThermal Resistance Data Retention and EnduranceCapacitance AC Test ConditionsAC Switching Characteristics ~ ~ ~ ~ Switching Waveforms AutoStore or Power Up RecallParameters Description CY14B101P Unit Min Max CY14B101P Parameter Description To Output Active Time when write latch not setHardware Store Cycle Hardware Store Pulse WidthPart Numbering Nomenclature Ordering Code Package Diagram Package Type Operating RangeOrdering Information CY 14 B 101 P SF X C TPackage Diagrams Pin 300 mil Soic PackageREV ECN no Document HistorySubmission Orig. Description of Change Date Worldwide Sales and Design Support Products PSoC Solutions Sales, Solutions, and Legal InformationUSB