Cypress CY7C1298H manual Read/Write Timing16, 18

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CY7C1298H

Read/Write Timing[16, 18, 19]

tCYC

CLK

Notes:

18.The data bus (Q) remains in High-Z following a WRITE cycle, unless a new read access initiated by ADSP or ADSP.

19.GW is HIGH.

A5 A6

D(A5) D(A6)

Back-to-Back

WRITEs

Document #: 38-05665 Rev. *B

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Contents Selection Guide Functional Description1 Features166 MHz 133 MHz Unit Cypress Semiconductor CorporationCY7C1298H Functional Block DiagramCY7C1298H Pin Configurations Pin TqfpTop View Pin Descriptions Functional Overview Sleep ModeBurst Sequences Linear Burst Address Table Mode = GND Interleaved ‘Burst Address Table Mode = Floating or VDDFirst Second Third Fourth Address A1, A0Function ZZ Mode Electrical CharacteristicsParameter Description Test Conditions Min Max Unit Maximum Ratings Electrical Characteristics Over the Operating Range7,8Operating Range Ambient RangeCapacitance9 Thermal Characteristics9AC Test Loads and Waveforms Switching Characteristics Over the Operating Range 14 Read Timing16 Switching WaveformsAddress A1 A2 Write Timing16Read/Write Timing16, 18 DON’T Care ZZ Mode Timing20Ordering Information Package DiagramPin Tqfp 14 x 20 x 1.4 mm Document History Issue Date Orig. Description of Change