CY7C136-45JCT Cypress Semiconductor, CY7C136-45JCT Datasheet - Page 9

• Manufacturer Part Number: CY7C136-45JCT
• Manufacturer: Cypress Semiconductor

Switching Waveforms
Note
Document #: 38-06031 Rev. *E
21. If the CE LOW transition occurs simultaneously with or after the R/W LOW transition, the outputs remain in a high impedance state.
ADDRESS
CE
CE
DATA
ADDRESS
R
L
ADDRESS
D
Valid First:
Valid First:
R/W
OUT
CE
IN
BUSY
BUSY
CE
CE
CE
CE
L,R
L,R
R
R
R
L
L
L
Figure 8. Write Cycle No. 2 (R/W Three-States Data I/Os—Either Port)
(continued)
t
SA
Figure 9. Busy Timing Diagram No. 1 (CE Arbitration)
t
t
PS
PS
t
SCE
ADDRESS MATCH
ADDRESS MATCH
t
AW
t
HZWE
t
WC
t
t
BLC
BLC
t
PWE
HIGH IMPEDANCE
CY7C136A, CY7C142, CY7C146
t
SD
DATA VALID
t
t
BHC
BHC
t
HD
t
LZWE
t
HA
CY7C132, CY7C136
[12, 21]
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