CY7C421 CYPRESS [Cypress Semiconductor], CY7C421 Datasheet - Page 12

• Manufacturer Part Number: CY7C421
• Manufacturer: CYPRESS [Cypress Semiconductor]

Switching Waveforms (continued)
Document Number: 38-06001 Rev. *H
Note
13. Expansion Out of device 1 (XO
XO
XO
1
1
(XI
(XI
Q
D
0
0
2
2
–Q
–D
)
)
[13]
[13]
W
R
8
8
READ FROM LAST PHYSICAL
1
LOCATION OF DEVICE 1
t
) is connected to Expansion In of device 2 (XI
LZR
t
XOL
WRITE TO LAST PHYSICAL
t
A
LOCATION OF DEVICE 1
t
XOL
Figure 13. Expansion Timing Diagrams
t
DATA
VALID
DVR
DATA VALID
t
SD
t
RR
t
t
XOH
HD
t
WR
2
).
t
READ FROM FIRST PHYSICAL
XOH
LOCATION OF DEVICE 2
WRITE TO FIRST PHYSICAL
LOCATION OF DEVICE 2
t
A
DATA VALID
t
SD
VALID
DATA
t
DVR
t
HD
t
HZR
CY7C421
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