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CY62147DV30
Document #: 38-05340 Rev. *F Page 6 of 12
Switching Waveforms
Read Cycle 1 (Address Transition Controlled)
[18, 19]
Read Cycle No. 2 (OE Controlled)
[19, 20]
Notes:
18.The device is continuously selected. OE
, CE
= V
IL
, BHE and/or BLE = V
IL
.
19.WE
is HIGH for read cycle.
20.Address valid prior to or coincident with CE
and BHE, BLE transition LOW.
ADDRESS
DATA OUT PREVIOUS DATA VALID DATA VALID
t
RC
t
AA
t
OHA
50%
50%
DATA VALID
t
RC
t
ACE
t
LZBE
t
LZCE
t
PU
DATA OUT
HIGH IMPEDANCE
IMPEDANCE
I
CC
I
SB
t
HZOE
t
HZCE
t
PD
OE
CE
HIGH
V
CC
SUPPLY
CURRENT
t
HZBE
BHE/BLE
t
LZOE
ADDRESS
t
DBE
t
DOE
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