Cypress CY62148E - Manual (Page 7)

CY62148E MoBL
®
Document #: 38-05442 Rev. *F Page 7 of 10
Write Cycle No. 2 (CE Controlled)
[19, 20]
Write Cycle No. 3 (WE Controlled, OE LOW) [20]
Truth Table
CE WE OE IO’s Mode Power
H X X High Z Deselect/Power down Standby (I
SB
)
L H L Data Out Read Active (I
CC
)
L L X Data In Write Active (I
CC
)
L H H High Z Selected, Outputs Disabled Active (I
CC
)
Switching Waveforms (continued)
t
WC
DATA VALID
t
AW
t
SA
t
PWE
t
HA
t
HD
t
SD
t
SCE
ADDRESS
CE
DATA IO
WE
DATA VALID
t
HD
t
SD
t
LZWE
t
PWE
t
SA
t
HA
t
AW
t
SCE
t
WC
t
HZWE
ADDRESS
CE
WE
DATA IO NOTE 21
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