Cypress CY14B104K, CY14B104M manual Ordering Information

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				PRELIMINARY		CY14B104K, CY14B104M
						CY14B104K, CY14B104M


Ordering Information

Speed	Ordering Code			Package	Package Type		Operating
(ns)	Ordering Code			Diagram	Package Type		Range
(ns)				Diagram			Range
20	CY14B104K-ZS20XCT			51-85087	44-pin TSOPII		Commercial

	CY14B104K-ZS20XC			51-85087	44-pin TSOPII

	CY14B104K-ZS20XIT			51-85087	44-pin TSOPII		Industrial

	CY14B104K-ZS20XI			51-85087	44-pin TSOPII

	CY14B104M-ZSP20XCT			51-85160	54-pin TSOPII		Commercial

	CY14B104M-ZSP20XC			51-85160	54-pin TSOPII

	CY14B104M-ZSP20XIT			51-85160	54-pin TSOPII		Industrial

	CY14B104M-ZSP20XI			51-85160	54-pin TSOPII

25	CY14B104K-ZS25XCT			51-85087	44-pin TSOPII		Commercial

	CY14B104K-ZS25XC			51-85087	44-pin TSOPII

	CY14B104K-ZS25XIT			51-85087	44-pin TSOPII		Industrial

	CY14B104K-ZS25XI			51-85187	44-pin TSOPII

	CY14B104M-ZSP25XCT			51-85160	54-pin TSOPII		Commercial

	CY14B104M-ZSP25XC			51-85160	54-pin TSOPII

	CY14B104M-ZSP25XIT			51-85160	54-pin TSOPII		Industrial

	CY14B104M-ZSP25XI			51-85160	54-pin TSOPII

45	CY14B104K-ZS45XCT			51-85087	44-pin TSOPII		Commercial

	CY14B104K-ZS45XC			51-85087	44-pin TSOPII

	CY14B104K-ZS45XIT			51-85087	44-pin TSOPII		Industrial

	CY14B104K-ZS45XI			51-85187	44-pin TSOPII

	CY14B104M-ZSP45XCT			51-85160	54-pin TSOPII		Commercial

	CY14B104M-ZSP45XC			51-85160	54-pin TSOPII

	CY14B104M-ZSP45XIT			51-85160	54-pin TSOPII		Industrial

	CY14B104M-ZSP45XI			51-85160	54-pin TSOPII

All parts are Pb-free. The above table contains Preliminary information. Please contact your local Cypress sales representative for availability of these parts.

Document #: 001-07103 Rev. *K

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Contents Functional Description FeaturesCypress Semiconductor Corporation 198 Champion Court Pinouts Sram Read Device OperationSram Write AutoStore OperationHardware Store HSB Operation Hardware Recall Power UpSoftware Recall Software StoreA15 A06 Mode Power Mode SelectionPreventing AutoStore StoreNoise Considerations Data ProtectionReal Time Clock Operation Watchdog Timer AlarmCalibrating the Clock Interrupt Register Power MonitorInterrupts Flags RegisterPF Power Fail Flag WDF Watchdog Timer FlagPFE Power Fail Enable AF Alarm FlagWDS OscenWDF Oscf For the register is 0x7FFF9 0x3FFF9 Time Keeping SecondsTime-base 0x7FFF5 0x3FFF5 Alarm DayWatchdog Write only. Reading it always returns aCenturies 0x7FFF0 0x3FFF0 Flags 0x7FFF2 0x3FFF2 Alarm SecondsThis condition and write 0 to clear this flag Document # 001-07103 Rev. *KRange Ambient Temperature DC Electrical CharacteristicsMaximum Ratings Operating RangeCapacitance Data Retention and EnduranceThermal Resistance AC Test ConditionsHot Temperature 85 oC RTC Backup CurrentRTC Battery Pin Voltage RTC Capacitor Pin Voltage TOCS RTC Oscillator Time to StartSwitching Waveforms AC Switching CharacteristicsParameters Sram Read Cycle Sram Write CycleStandby Active Data Output High Impedance Output Data ValidAddress Valid Data Input Input Data ValidInput Data Valid High Impedance Data Input Data OutputNot applicable for RTC register writes Address Address ValidParameters Description 20 ns 25 ns 45 ns Unit Min Max AutoStore/Power Up RecallSoftware Controlled Store and Recall Cycle Hardware Store Cycle To Output Active Time when write latch not setDescription 20 ns 25 ns 45 ns Unit Min Hardware Store Pulse WidthFor x16 Configuration For x8 ConfigurationInputs and Outputs Mode Power Truth Table For Sram OperationsZS Tsop Part Numbering Nomenclature CY14 B 104 K ZS P 20 X C TNvsram Ordering Information Pin Tsop II Package Diagrams51-85160 TUP Document HistoryPCI UHAGVCH/PYRS Footnote 1 and 8 referenced for Mode selection Table Added 20 ns access speed in Features6 updated Data protection description 6 Updated Starting and stopping the oscillator descriptionWorldwide Sales and Design Support Products PSoC Solutions Sales, Solutions, and Legal InformationUSB