Specifications

CY14B104K, CY14B104M
Document #: 001-07103 Rev. *O Page 25 of 33
Truth Table For SRAM Operations
HSB should remain HIGH for SRAM Operations.
For x8 Configuration
CE WE OE Inputs and Outputs
[2]
Mode Power
H X X High Z Deselect/Power Down Standby
L H L Data Out (DQ
0
–DQ
7
) Read Active
L H H High Z Output Disabled Active
L L X Data in (DQ
0
–DQ
7
) Write Active
For x16 Configuration
CE WE OE BHE
[3]
BLE
[3]
Inputs and Outputs
[2]
Mode Power
H X X X X High Z Deselect/Power Down Standby
L X X H H High Z Output Disabled Active
L H L L L Data Out (DQ
0
–DQ
15
) Read Active
L H L H L Data Out (DQ
0
–DQ
7
);
DQ
8
–DQ
15
in High Z
Read Active
L H L L H Data Out (DQ
8
–DQ
15
);
DQ
0
–DQ
7
in High Z
Read Active
L H H L L High Z Output Disabled Active
L H H H L High Z Output Disabled Active
L H H L H High Z Output Disabled Active
L L X L L Data In (DQ
0
–DQ
15
) Write Active
L L X H L Data In (DQ
0
–DQ
7
);
DQ
8
–DQ
15
in High Z
Write Active
L L X L H Data In (DQ
8
–DQ
15
);
DQ
0
–DQ
7
in High Z
Write Active
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