Cypress CY14B104M manual Part Numbering Nomenclature CY14 B 104 K ZS P 20 X C T, ZS Tsop, Nvsram

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PRELIMINARY

CY14B104K, CY14B104M

Part Numbering Nomenclature

CY14 B 104 K ZS P 20 X C T

Option:

T - Tape & Reel

Blank - Std.

Temperature:

C - Commercial (0 to 70°C)

I - Industrial (–40 to 85°C)

Pb-Free

Speed:

20 - 20 ns

25 - 25 ns

P - 54 Pin

45 - 45 ns

Blank - 44 Pin

Package:

ZS - TSOP II

Data Bus:

K - x8 + RTC

M - x16 + RTC

Density:

104 - 4 Mb

Voltage:

B - 3.0V

NVSRAM

14 - AutoStore + Software STORE + Hardware STORE

Cypress

Document #: 001-07103 Rev. *K

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Contents Features Functional DescriptionCypress Semiconductor Corporation 198 Champion Court Pinouts Device Operation Sram ReadSram Write AutoStore OperationHardware Recall Power Up Hardware Store HSB OperationSoftware Recall Software StoreMode Selection A15 A06 Mode PowerPreventing AutoStore StoreData Protection Noise ConsiderationsReal Time Clock Operation Alarm Watchdog TimerCalibrating the Clock Power Monitor Interrupt RegisterInterrupts Flags RegisterWDF Watchdog Timer Flag PF Power Fail FlagPFE Power Fail Enable AF Alarm FlagOscen WDSWDF Oscf 0x7FFF9 0x3FFF9 Time Keeping Seconds For the register is0x7FFF5 0x3FFF5 Alarm Day Time-baseWatchdog Write only. Reading it always returns a0x7FFF2 0x3FFF2 Alarm Seconds Centuries 0x7FFF0 0x3FFF0 FlagsThis condition and write 0 to clear this flag Document # 001-07103 Rev. *KDC Electrical Characteristics Range Ambient TemperatureMaximum Ratings Operating RangeData Retention and Endurance CapacitanceThermal Resistance AC Test ConditionsRTC Backup Current Hot Temperature 85 oCRTC Battery Pin Voltage RTC Capacitor Pin Voltage TOCS RTC Oscillator Time to StartAC Switching Characteristics Switching WaveformsParameters Sram Read Cycle Sram Write CycleData Output High Impedance Output Data Valid Standby ActiveAddress Valid Data Input Input Data ValidData Input Data Output Input Data Valid High ImpedanceNot applicable for RTC register writes Address Address ValidAutoStore/Power Up Recall Parameters Description 20 ns 25 ns 45 ns Unit Min MaxSoftware Controlled Store and Recall Cycle To Output Active Time when write latch not set Hardware Store CycleDescription 20 ns 25 ns 45 ns Unit Min Hardware Store Pulse WidthFor x8 Configuration For x16 ConfigurationInputs and Outputs Mode Power Truth Table For Sram OperationsPart Numbering Nomenclature CY14 B 104 K ZS P 20 X C T ZS TsopNvsram Ordering Information Package Diagrams Pin Tsop II51-85160 Document History TUPPCI UHAGVCH/PYRS Added 20 ns access speed in Features Footnote 1 and 8 referenced for Mode selection Table6 updated Data protection description 6 Updated Starting and stopping the oscillator descriptionSales, Solutions, and Legal Information Worldwide Sales and Design Support Products PSoC SolutionsUSB