Cypress CY7C0850AV Computer Hardware User Manual


 
CY7C0850AV, CY7C0851AV
CY7C0852AV, CY7C0853AV
Document #: 38-06070 Rev. *H Page 21 of 32
Figure 16. Disabled-to-Write-to-Read-to-Write-to-Read
Figure 17. Disabled-to-Read-to-Disabled-to-Write
Switching Waveforms (continued)
CLK
CE
R/W
ADDRESS
OE
DATA
IN
A
n
A
n+1
A
n+2
A
n+3
A
n+4
t
CL2
t
CH2
t
CYC2
t
SC
t
HC
t
HW
t
SW
t
SA
t
HA
t
CD2
D
n
D
n+2
DATA
OUT
Q
n+1
t
SD
t
HD
Q
n+3
DISABLED
WRITE
READ
WRITE
READ
READ
t
OE
CLK
CE
R/W
ADDRESS
OE
DATA
IN
A
n
A
n+1
A
n+2
A
n+3
A
n+4
t
CL2
t
CH2
t
CYC2
DATA
OUT
D
n+2
Q
n
t
SC
t
HC
t
HW
t
SW
t
SA
t
HA
t
SD
t
HD
t
CD2
DISABLED
WRITE
READ
READ
READ
DISABLED
t
OE
t
OHZ
Q
n+3
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