CY7C429-15DMB Cypress Semiconductor Corp, CY7C429-15DMB Datasheet - Page 10

• Manufacturer Part Number: CY7C429-15DMB
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C429-15DMB

• Configuration: Dual
• Density: 18Kb
• Access Time (max): 15ns
• Word Size: 9b
• Organization: 2Kx9
• Sync/async: Asynchronous
• Expandable: Yes
• Bus Direction: Uni-Directional
• Package Type: DIP
• Clock Freq (max): Not RequiredMHz
• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Supply Current: 100mA
• Operating Temp Range: -55C to 125C
• Operating Temperature Classification: Military
• Mounting: Through Hole
• Pin Count: 28
• Lead Free Status / RoHS Status: Not Compliant

Switching Waveforms
Document #: 38-06001 Rev. *D
Note
14. Expansion Out of device 1 (XO
XO
XO
1
1
(XI
(XI
Q
D
0
0
2
2
–Q
–D
)
)
[14]
[14]
W
R
8
8
READ FROM LAST PHYSICAL
LOCATION OF DEVICE 1
1
t
) is connected to Expansion In of device 2 (XI
LZR
(continued)
t
XOL
WRITE TO LAST PHYSICAL
t
A
LOCATION OF DEVICE 1
t
XOL
Figure 12. 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
CY7C419/21/25/29/33
t
DVR
t
HD
t
HZR
Page 10 of 16
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