Cypress CY62148EV30 - Manual (Page 7)

MoBL
®
CY62148EV30
Document #: 38-05576 Rev. *G Page 7 of 12
Figure 4. Write Cycle No. 2 (CE Controlled) [19, 20]
Figure 5. Write Cycle No. 3 (WE Controlled, OE LOW) [20]
Truth Table
CE WE OE Inputs/Outputs Mode Power
H X X High Z Deselect/Power down Standby (I
SB
)
L H L Data Out Read Active (I
CC
)
L H H High Z Output Disabled Active (I
CC
)
L L X Data in Write 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
[+] Feedback