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CY7C1350G
Document #: 38-05524 Rev. *F Page 11 of 15
NOP, STALL, and DESELECT Cycles
[19, 20, 22]
ZZ Mode Timing
[23, 24]
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 cycle description table for all possible signal conditions to deselect the device.
24.DQs are in high-Z when exiting ZZ sleep mode.
Switching Waveforms (continued)
READ
Q(A3)
45678910
CLK
CE
WE
CEN
BW
[A:D]
ADV/LD
ADDRESS
A3 A4
A5
D(A4)
Data
In-Out (DQ)
A1
Q(A5)
WRITE
D(A4)
STALLWRITE
D(A1)
123
READ
Q(A2)
STALL NOP READ
Q(A5)
DESELECT CONTINUE
DESELECT
DON’T CARE UNDEFINED
t
CHZ
A2
D(A1) Q(A2) Q(A3)
t
ZZ
I
SUPPLY
CLK
ZZ
t
ZZREC
A
LL INPUTS
(except ZZ)
DON’T CARE
I
DDZZ
t
ZZI
t
RZZI
Outputs (Q)
High-Z
DESELECT or READ Only
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