6 / 12 page
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, CE1 = VIL, BHE and/or BLE = VIL, and CE2 = VIH.
17. WE is HIGH for read cycle.
18. Address valid prior to or coincident with CE1, BHE, BLE transition LOW and CE2 transition HIGH.
PREVIOUS DATA VALID
DATA VALID
tRC
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
ICC
ISB
IMPEDANCE
OE
CE1
ADDRESS
VCC
SUPPLY
CURRENT
BHE/BLE
DATA OUT
CE2
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