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CY7C1020CV33
Document #: 38-05133 Rev. *B
Page 6 of 8
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)
Ordering Information
Speed
(ns)
Ordering Code
Package
Name
Package Type
Operating Range
10
CY7C1020CV33-10ZC
Z44
44-lead TSOP Type II
Commercial
CY7C1020CV33-10ZI
Z44
44-lead TSOP Type II
Industrial
12
CY7C1020CV33-12ZC
Z44
44-lead TSOP Type II
Commercial
CY7C1020CV33-12ZI
Z44
44-lead TSOP Type II
Industrial
15
CY7C1020CV33-15ZC
Z44
44-lead TSOP Type II
Commercial
CY7C1020CV33-15ZI
Z44
44-lead TSOP Type II
Industrial
Switching Waveforms (continued)
Write Cycle No. 3 (WE Controlled)
tHD
tSD
tSCE
tHA
tAW
tPWE
tWC
tBW
DATA I/O
ADDRESS
CE
WE
BHE, BLE
tSA
tLZWE
tHZWE