CY7C144-35AC Cypress Semiconductor Corp, CY7C144-35AC Datasheet - Page 12

• Manufacturer Part Number: CY7C144-35AC
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C144-35AC

• Density: 64Kb
• Access Time (max): 35ns
• Package Type: TQFP
• Operating Temp Range: 0C to 70C
• Supply Current: 160mA
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 64
• Word Size: 8b
• Lead Free Status / Rohs Status: Not Compliant

Document #: 38-06034 Rev. *C
Switching Waveforms
Busy Timing Diagram No. 1 (CE Arbitration)
Busy Timing Diagram No. 2 (Address Arbitration)
Left Address Valid First:
Note:
Right Address Valid First:
29. If t
CE
CE
ADDRESS
ADDRESS
ADDRESS
ADDRESS
ADDRESS
ADDRESS
R
PS
L
Valid First:
Valid First:
is violated, the busy signal will be asserted on one side or the other, but there is no guarantee on which side BUSY will be asserted
BUSY
BUSY
BUSY
BUSY
CE
CE
CE
CE
L,R
L,R
R
R
R
L
L
L
R
R
R
L
L
L
(continued)
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
[29]
ADDRESS MATCH
ADDRESS MATCH
[29]
t
t
BLC
BLC
ADDRESS MISMATCH
ADDRESS MISMATCH
t
t
BHA
BHA
t
t
BHC
BHC
CY7C144
CY7C145
Page 12 of 20
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