ZZ Mode Timing 20,21, DON’T Care | Cypress CY7C1223H guide

CY7C1223H

Switching Waveforms (continued)

ZZ Mode Timing [20,21]

CLK

ZZ

ISUPPLY

ALL INPUTS (except ZZ)

Outputs (Q)

tZZ

t ZZI

I DDZZ

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.DQs are in High-Z when exiting ZZ sleep mode.

Document #: 38-05674 Rev. *B

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Cypress CY7C1223H manual ZZ Mode Timing 20,21, DON’T Care

Contents

166 MHz 133 MHz Unit FeaturesSelection Guide Cypress Semiconductor Corporation Logic Block Diagram Output Top View Pin ConfigurationsCY7C1223H Pin Descriptions Burst Sequences Sleep ModeFunctional Overview A1, A0 Adsp Adsc ADV Write CLK Parameter Description Test Conditions Min Max Unit ZZ Mode Electrical CharacteristicsFunction Operating Range Electrical Characteristics Over the Operating Range7Maximum Ratings Ambient Range AC Test Loads and Waveforms Thermal Characteristics9Capacitance9 Switching Characteristics Over the Operating Range 14 Switching Waveforms Read Timing16 Write Timing16 Undefined Read/Write Timing16, 18 Adsp Adsc ZZ Mode Timing 20,21 DON’T Care Pin Tqfp 14 x 20 x 1.4 mm Package DiagramOrdering Information Issue Date Orig. Description of Change Document History