CY7C1470V25_12 CYPRESS [Cypress Semiconductor], CY7C1470V25_12 Datasheet - Page 28

• Manufacturer Part Number: CY7C1470V25_12
• Manufacturer: CYPRESS [Cypress Semiconductor]

Switching Waveforms
Document Number: 38-05290 Rev. *O
Notes
29. For this waveform ZZ is tied LOW.
30. When CE is LOW, CE
31. Order of the burst sequence is determined by the status of the MODE (0 = Linear, 1 = Interleaved). Burst operations are optional.
In-Out (DQ)
ADDRESS
ADV/LD
Data
BW
CEN
CLK
WE
OE
CE
x
t
t
t
CENS
CES
AS
1
is LOW, CE
WRITE
D(A1)
A1
1
t
t
CENH
t
AH
CEH
2
is HIGH and CE
WRITE
D(A2)
2
A2
t
CH
t CYC
t
DS
t
CL
D(A2+1)
BURST
WRITE
D(A1)
3
Figure 5. Read/Write/Timing
3
is LOW. When CE is HIGH,CE
t
DH
DON’T CARE
Q(A3)
D(A2)
READ
A3
4
D(A2+1)
READ
Q(A4)
A4
5
t
t
CO
CLZ
1
is HIGH or CE
UNDEFINED
Q(A4+1)
BURST
READ
[29, 30, 31]
Q(A3)
6
t
DOH
t
2
OEHZ
is LOW or CE
WRITE
D(A5)
Q(A4)
A5
7
t
OEV
t
OELZ
3
is HIGH.
Q(A4+1)
READ
Q(A6)
A6
8
t
t
DOH
CHZ
WRITE
D(A7)
CY7C1470V25
CY7C1472V25
CY7C1474V25
D(A5)
9
A7
DESELECT
Page 28 of 38
10
Q(A6)