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Cypress CY14E102L OE Controlled Software STORE/RECALL Cycle19, Hardware STORE Cycle22, α α α α

Models: CY14E102N CY14E102L

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Figure 11. OE Controlled Software STORE/RECALL Cycle[19]

		ADVANCE	CY14E102L, CY14E102N

Switching Waveforms (continued)

Figure 11. OE Controlled Software STORE/RECALL Cycle[19]

ADDRESS

tRC

ADDRESS # 1 tAS tCW

tGHAX

α α α α

tRC

ADDRESS # 6

α α α α α α

tSTORE / tRECALL

DQ (DATA)

DATA VALID

α α

	α α
DATA VALID	HIGH IMPEDANCE
DATA VALID

Figure 12. Hardware STORE Cycle[22]

Figure 13. Soft Sequence Processing[20, 21]

tSS

Document Number: 001-45755 Rev. *A

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Cypress CY14E102L OE Controlled Software STORE/RECALL Cycle19, Hardware STORE Cycle22, Soft Sequence Processing20, α α α α

Contents

ADVANCE FeaturesLogic Block Diagram CY14E102L, CY14E102NPinouts Figure 1. Pin Diagram - 48 FBGA Top ViewFigure 2. Pin Diagram - 44 TSOP II Top View Not to ScaleByte High Enable, Active LOW. Controls DQ15 - DQ8 Figure 3. Pin Diagram - 54 TSOP II Top ViewOutput Enable, Active LOW. The active LOW Byte Low Enable, Active LOW. Controls DQ7 - DQ0SRAM Write Device OperationSRAM Read AutoStore OperationSoftware STORE Hardware RECALL Power UpPower Software RECALLNoise Considerations Preventing AutoStoreData Protection Table 1. Mode Selection continuedOperating Range DC Electrical CharacteristicsMaximum Ratings RangeAC Test Loads CapacitanceThermal Resistance AC Test Conditions15 ns AC Switching CharacteristicsParameters 20 nsHardware STORE Cycle AutoStore and Power Up RECALLSoftware Controlled STORE and RECALL Cycle CY14E102L/CY14E102NFigure 6. SRAM Read Cycle #2 CE and OE Controlled12, 23 Switching WaveformsFigure 5. SRAM Read Cycle #1 Address Controlled12, 13 ADVANCEADVANCE Figure 8. SRAM Write Cycle #2 CE Controlled13, 21, 22Switching Waveforms continued CY14E102L, CY14E102NFigure 10. CE Controlled Software STORE/RECALL Cycle19 Switching Waveforms continuedFigure 9. AutoStore or Power Up RECALL26 POWER-UP RECALLFigure 13. Soft Sequence Processing20 Figure 11. OE Controlled Software STORE/RECALL Cycle19Figure 12. Hardware STORE Cycle22 Switching Waveforms continuedSpeed DiagramOrdering Information Ordering CodeADVANCE Ordering Information continuedDiagram CY14E102L, CY14E102NADVANCE Part Numbering NomenclatureCY 14 E 102 L - ZS P 15 X C T CY14E102L, CY14E102NADVANCE Package DiagramsFigure 14. 44-Pin TSOP CY14E102L, CY14E102NADVANCE Package Diagrams continuedFigure 15. 48-Ball FBGA - 6 mm x 10 mm x 1.2 mm CY14E102L, CY14E102NADVANCE Figure 16. 54-Pin TSOPPackage Diagrams continued CY14E102L, CY14E102NDocument History Page Sales, Solutions, and Legal InformationPSoC Solutions Worldwide Sales and Design Support