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CY7C1353G
Document #: 38-05515 Rev. *E Page 10 of 13
Switching Waveforms
Read/Write Waveforms
[19, 20, 21]
Notes:
19.
For this waveform ZZ is tied low.
20.When CE
is LOW, CE
1
is LOW, CE
2
is HIGH and CE
3
is LOW. When CE is HIGH, CE
1
is HIGH or CE
2
is LOW or CE
3
is HIGH.
21.Order of the Burst sequence is determined by the status of the MODE (0= Linear, 1= Interleaved). Burst operations are optional.
WRITE
D(A1)
123456789
CLK
t
CYC
t
CL
t
CH
10
CE
t
CEH
t
CES
WE
CEN
t
CENH
t
CENS
BW[A:B]
ADV/LD
t
AH
t
AS
ADDRESS
A1 A2
A3
A4
A5 A6 A7
t
DH
t
DS
DQ
C
OMMAND
t
CLZ
D(A1) D(A2) Q(A4)Q(A3)
D(A2+1)
t
DOH
t
CHZ
t
CDV
WRITE
D(A2)
BURST
WRITE
D(A2+1)
READ
Q(A3)
READ
Q(A4)
BURST
READ
Q(A4+1)
WRITE
D(A5)
READ
Q(A6)
WRITE
D(A7)
DESELECT
OE
t
OEV
t
OELZ
t
OEHZ
DON’T CARE UNDEFINED
D(A5)
t
DOH
Q(A4+1)
D(A7)Q(A6)
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