CY14B104LA-BA20XC Ver la hoja de datos (PDF) - Cypress Semiconductor
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CY14B104LA-BA20XC Datasheet PDF : 23 Pages
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CY14B104LA, CY14B104NA
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
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
Power
Standby
Active
Active
Active
Active
Active
Active
Active
Active
Active
Active
Document #: 001-49918 Rev. *B
Page 16 of 23
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