CY7C024-25AI Cypress Semiconductor Corp, CY7C024-25AI Datasheet - Page 15

• Manufacturer Part Number: CY7C024-25AI
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C024-25AI

• Density: 64Kb
• Access Time (max): 25ns
• Sync/async: Asynchronous
• Architecture: Not Required
• Clock Freq (max): Not RequiredMHz
• Operating Supply Voltage (typ): 5V
• Address Bus: 12b
• Package Type: TQFP
• Operating Temp Range: -40C to 85C
• Number Of Ports: 2
• Supply Current: 290mA
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 100
• Word Size: 16b
• Number Of Words: 4K
• Lead Free Status / Rohs Status: Not Compliant

Switching Waveforms
Note
Document #: 38-06035 Rev. *D
CE
Left Address Valid First:
CE
Right Address Valid First:
42. If t
L
ADDRESS
ADDRESS
R
Valid First:
ADDRESS
ADDRESS
PS
ADDRESS
ADDRESS
Valid First:
is violated, the busy signal is asserted on one side or the other, but there is no guarantee to which side BUSY is asserted.
BUSY
BUSY
BUSY
BUSY
CE
CE
CE
CE
L,R
L,R
R
R
R
L
L
L
R
L
R
R
L
L
Figure 14. Busy Timing Diagram No.2 (Address Arbitration)
(continued)
Figure 13. Busy Timing Diagram No.1 (CE Arbitration)
t
t
PS
PS
ADDRESS MATCH
ADDRESS MATCH
t
t
RC
RC
or t
or t
t
t
PS
PS
WC
WC
t
t
BLA
BLA
ADDRESS MATCH
ADDRESS MATCH
t
t
BLC
BLC
ADDRESS MISMATCH
ADDRESS MISMATCH
t
t
BHA
BHA
t
t
BHC
BHC
[42]
[42]
CY7C024/024A/0241
CY7C025/0251
Page 15 of 21
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