CY7C026A-20AC Cypress Semiconductor Corp, CY7C026A-20AC Datasheet - Page 13

• Manufacturer Part Number: CY7C026A-20AC
• Description: IC SRAM 16KX16 ASYN DUAL 100LQFP
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C026A-20AC

• Format - Memory: RAM
• Memory Type: SRAM - Dual Port, Asynchronous
• Memory Size: 256K (16K x 16)
• Speed: 20ns
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 100-LQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 428-1162

Switching Waveforms
Busy Timing Diagram No. 2 (Address Arbitration)
Left Address Valid First:
Document #: 38-06046 Rev. *A
Busy Timing Diagram No. 1 (CE Arbitration)
CE
CE
Right Address Valid First:
Note:
39. If t
L
ADDRESS
ADDRESS
R
Valid First:
ADDRESS
ADDRESS
ADDRESS
ADDRESS
ValidFirst:
PS
BUSY
BUSY
BUSY
BUSY
is violated, the busy signal will be asserted on one side or the other, but there is no guarantee to which side BUSY will be asserted.
CE
CE
CE
CE
L,R
L,R
R
R
R
L
L
L
R
L
R
R
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
[39]
BLA
BLA
ADDRESS MATCH
ADDRESS MATCH
[39]
t
t
BLC
BLC
ADDRESS MISMATCH
ADDRESS MISMATCH
t
t
BHA
BHA
t
t
BHC
BHC
CY7C026A
CY7C036A
Page 13 of 18