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CY62157E MoBL
®
Document #: 38-05695 Rev. *C Page 6 of 12
Switching Waveforms
Read Cycle 1 (Address Transition Controlled)
[16, 17]
Read Cycle 2 (OE Controlled)
[17, 18]
Notes:
16.The device is continuously selected. OE
, CE
1
= V
IL
, BHE and/or BLE = V
IL
, and CE
2
= V
IH
.
17.WE
is HIGH for read cycle.
18.Address valid prior to or coincident with CE
1
, BHE, BLE transition LOW and CE
2
transition HIGH.
PREVIOUS DATA VALID DATA VALID
t
RC
t
AA
t
OHA
ADDRESS
DATA OUT
50%
50%
DATA VALID
t
RC
t
ACE
t
DOE
t
LZOE
t
LZCE
t
PU
HIGH IMPEDANCE
t
HZOE
t
PD
t
HZBE
t
LZBE
t
HZCE
t
DBE
HIGH
I
CC
I
SB
IMPEDANC
E
OE
CE
1
ADDRESS
V
CC
SUPPLY
CURRENT
BHE
/BLE
DATA OUT
CE
2
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