Cypress CY7C1298H manual ZZ Mode Timing20, DON’T Care

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CY7C1298H

Switching Waveforms (continued)

ZZMode Timing[20, 21]

CLK

t ZZ

ZZ

t ZZI

ISUPPLY

I DDZZ

ALL INPUTS (except ZZ)

Outputs (Q)

High-Z

DON’T CARE

t ZZREC

t RZZI

DESELECT or READ Only

Notes:

20.Device must be deselected when entering ZZ mode. See truth table for all possible signal conditions to deselect the device.

21.I/Os are in High-Z when exiting ZZ sleep mode.

Document #: 38-05665 Rev. *B

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Contents 166 MHz 133 MHz Unit FeaturesSelection Guide Functional Description1 Cypress Semiconductor CorporationFunctional Block Diagram CY7C1298HTop View Pin Configurations Pin TqfpCY7C1298H Pin Descriptions Burst Sequences Sleep ModeFunctional Overview First Second Third Fourth Address Interleaved ‘Burst Address Table Mode = Floating or VDDLinear Burst Address Table Mode = GND A1, A0Parameter Description Test Conditions Min Max Unit ZZ Mode Electrical CharacteristicsFunction Operating Range Electrical Characteristics Over the Operating Range7,8Maximum Ratings Ambient RangeAC Test Loads and Waveforms Thermal Characteristics9Capacitance9 Switching Characteristics Over the Operating Range 14 Switching Waveforms Read Timing16Write Timing16 Address A1 A2Read/Write Timing16, 18 ZZ Mode Timing20 DON’T CarePin Tqfp 14 x 20 x 1.4 mm Package DiagramOrdering Information Issue Date Orig. Description of Change Document History