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CY7C1011BV33
Document #: 38-05021 Rev. *A
Page 8 of 10
Truth Table
CE
OE
WE
BLE
BHE
I/O1–I/O8
I/O9–I/O16
Mode
Power
H
X
X
X
X
High Z
High Z
Power-Down
Standby (ISB)
L
L
H
L
L
Data Out
Data Out
Read - All bits
Active (ICC)
L
H
Data Out
High Z
Read - Lower bits only
Active (ICC)
H
L
High Z
Data Out
Read - Upper bits only
Active (ICC)
L
X
L
L
L
Data In
Data In
Write - All bits
Active (ICC)
L
H
Data In
High Z
Write - Lower bits only
Active (ICC)
H
L
High Z
Data In
Write - Upper bits only
Active (ICC)
L
H
H
X
X
High Z
High Z
Selected, Outputs Disabled
Active (ICC)
L
X
X
H
H
High Z
High Z
Selected, Outputs Disabled
Active (ICC)