Cypress CY7C1353G manual ZZ Mode Timing23,24, NOP, Stall and Deselect Cycles19, 20

CY7C1353G

Switching Waveforms

NOP, STALL and DESELECT Cycles[19, 20, 22]

1 2 3 4 5 6 7 8 9 10

CLK

CEN

CE

ADV/LD

WE

BW[A:B]

ADDRESS A1 A2 A3 A4 A5

					tCHZ
DQ	D(A1)	Q(A2)	Q(A3)	D(A4)	Q(A5)
					tDOH

COMMAND	WRITE	READ
	D(A1)	Q(A2)

ZZ Mode Timing[23,24]

STALL	READ	WRITE	STALL	NOP
	Q(A3)	D(A4)

DON’T CARE UNDEFINED

READ Q(A5)

DESELECT

CONTINUE DESELECT

CLK

ZZ

ISUPPLY

ALL INPUTS (except ZZ)

Outputs (Q)

tZZ

tZZI

I DDZZ

High-Z

DON’T CARE

tZZREC

tRZZI

DESELECT or READ Only

Notes:

22.The IGNORE CLOCK EDGE or STALL cycle (Clock 3) illustrates CEN being used to create a pause. A write is not performed during this cycle. 23.Device must be deselected when entering ZZ mode. See truth table for all possible signal conditions to deselect the device.

24.DQs are in high-Z when exiting ZZ sleep mode

Document #: 38-05515 Rev. *E Page 11 of 13

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