Cypress Switching Waveforms continued, Advance, CY14E108L, CY14E108N, + Feedback, Data Valid

Models: CY14E108N CY14B102N

1 20

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ADVANCE

CY14E108L, CY14E108N

Figure 6. SRAM Read Cycle #2: CE and OE Controlled[10, 21, 23]

ADDRESS

BHE , BLE

DQ (DATA OUT)

ICC

tRC

tACE

tLZCE

tDOE

tLZOE

tDBE

tLZBE

tPU ACTIVE

STANDBY

tPD

tHZCE

tHZOE

tHZCE tHZBE

DATA VALID

	Figure 7. SRAM Write Cycle #1: WE Controlled[13, 21, 22, 23]
		tWC
ADDRESS
		tSCE	tHA
		tSCE
CE
		tAW
	tSA	tPWE
WE		tPWE
WE
BHE , BLE		tBW
BHE , BLE
		tSD	tHD
DATA IN		DATA VALID
		tHZWE	tLZWE
		HIGH IMPEDANCE	tLZWE
DATA OUT	PREVIOUS DATA	HIGH IMPEDANCE
DATA OUT	PREVIOUS DATA

Notes

22.CE or WE must be >VIH during address transitions.

23.BHE and BLE are applicable for x16 configuration only.

Document Number: 001-45524 Rev. *A

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Contents

CY14E108L, CY14E108N FeaturesLogic Block Diagram ADVANCE12 Top View 13 not to scale Pinouts48-FBGA 9 44 - TSOPADVANCE CY14E108L, CY14E108NPin Definitions SRAM Write Hardware RECALL Power UpDevice Operation SRAM ReadADVANCE Software STORESoftware RECALL PowerADVANCE Preventing AutoStoreData Protection Noise ConsiderationsADVANCE DC Electrical CharacteristicsMaximum Ratings Operating RangeADVANCE CapacitanceThermal Resistance AC Test Conditions10. WE must be HIGH during SRAM read cycles AC Switching CharacteristicsADVANCE CY14E108L, CY14E108NHardware STORE Cycle AutoStore and Power Up RECALLSwitching Waveforms Software Controlled STORE and RECALL CycleFigure 7. SRAM Write Cycle #1 WE Controlled 13, 21, 22 Switching Waveforms continuedADVANCE CY14E108L, CY14E108NCY14E108L, CY14E108N Switching Waveforms continuedPOWER-UP RECALL ADVANCEADVANCE Switching Waveforms continuedα α α α α α α α α αFigure 12. Hardware STORE Cycle20 Switching Waveforms continuedADVANCE CY14E108L, CY14E108NCY14E108L, CY14E108N Ordering InformationADVANCE CY14E108L, CY14E108N Ordering Information continuedPart Numbering Nomenclature ADVANCEFigure 14. 44-Pin TSOP II Package DiagramsADVANCE CY14E108L, CY14E108NFigure 15. 48-ball FBGA - 6 mm x 10 mm x 1.2 mm Package Diagrams continuedADVANCE CY14E108L, CY14E108NFigure 16. 54-Pin TSOP II Package Diagrams continuedADVANCE CY14E108L, CY14E108NWorldwide Sales and Design Support Sales, Solutions, and Legal InformationPSoC Solutions Document History Page