CY62187EV30 MoBL®
Switching Waveforms
Figure 4. Read Cycle 1 (Address Transition Controlled)[18, 19]
tRC
ADDRESS
tAA
tOHA
PREVIOUS DATA VALID
DATA OUT
DATA VALID
Figure 5. Read Cycle 2 (OE Controlled)[19, 20]
ADDRESS
CE1
tRC
tPD
tHZCE
CE2
tACE
BHE/BLE
tDBE
tHZBE
tLZBE
OE
tHZOE
tDOE
tLZOE
HIGH IMPEDANCE
HIGH
IMPEDANCE
DATA OUT
VCC
SUPPLY
CURRENT
DATA VALID
tLZCE
ICC
ISB
tPU
50%
50%
Notes
18. The device is continuously selected. OE, CE = V , BHE and/or BLE = V , and CE = V .
IH
1
IL
IL
2
19. WE is HIGH for read cycle.
20. Address valid prior to or coincident with CE , BHE, BLE transition LOW and CE transition HIGH.
1
2
Document Number: 001-48998 Rev. *E
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