CY14B108N-ZSP25XCT 데이터 시트보기 (PDF) - Cypress Semiconductor
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CY14B108N-ZSP25XCT Datasheet PDF : 24 Pages
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CY14B108L, CY14B108N
Truth Table For SRAM Operations
HSB should remain HIGH for SRAM Operations.
For x8 Configuration
CE
WE
OE
H
X
X
L
H
L
L
H
H
L
L
X
Inputs/Outputs[2]
High Z
Data Out (DQ0–DQ7);
High Z
Data in (DQ0–DQ7);
Mode
Deselect/Power down
Read
Output Disabled
Write
Power
Standby
Active
Active
Active
For x16 Configuration
CE
WE
OE
H
X
X
L
X
X
L
H
L
L
H
L
L
H
L
L
H
H
L
H
H
L
H
H
L
L
X
L
L
X
L
L
X
BHE[3]
X
H
L
H
L
L
H
L
L
H
L
BLE[3]
Inputs/Outputs[2]
X High Z
H High Z
L Data Out (DQ0–DQ15)
L Data Out (DQ0–DQ7);
DQ8–DQ15 in High Z
H Data Out (DQ8–DQ15);
DQ0–DQ7 in High Z
L High Z
L High Z
H High Z
L Data In (DQ0–DQ15)
L Data In (DQ0–DQ7);
DQ8–DQ15 in High Z
H Data In (DQ8–DQ15);
DQ0–DQ7 in High Z
Mode
Deselect/Power down
Output Disabled
Read
Read
Read
Output Disabled
Output Disabled
Output Disabled
Write
Write
Write
Power
Standby
Active
Active
Active
Active
Active
Active
Active
Active
Active
Active
Document #: 001-45523 Rev. *D
Page 16 of 24
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