Cypress CY62157EV18 Computer Hardware User Manual


 
CY62157EV18 MoBL
®
Document #: 38-05490 Rev. *D Page 9 of 12
Truth Table
CE
1
CE
2
WE OE BHE BLE Inputs/Outputs Mode Power
H X X X X X High-Z Deselect/Power Down Standby (I
SB
)
X L X X X X High-Z Deselect/Power Down Standby (I
SB
)
X X X X H H High-Z Deselect/Power Down Standby (I
SB
)
L H H L L L Data Out (IO
0
–IO
15
) Read Active (I
CC
)
L H H L H L Data Out (IO
0
–IO
7
);
High-Z (IO
8
–IO
15
)
Read Active (I
CC
)
L H H L L H High-Z (IO
0
–IO
7
);
Data Out (IO
8
–IO
15
)
Read Active (I
CC
)
L H H H L H High-Z Output Disabled Active (I
CC
)
L H H H H L High-Z Output Disabled Active (I
CC
)
L H H H L L High-Z Output Disabled Active (I
CC
)
L H L X L L Data In (IO
0
–IO
15
) Write Active (I
CC
)
L H L X H L Data In (IO
0
–IO
7
);
High-Z (IO
8
–IO
15
)
Write Active (I
CC
)
L H L X L H High-Z (IO
0
–IO
7
);
Data In (IO
8
–IO
15
)
Write Active (I
CC
)
Ordering Information
Speed
(ns) Ordering Code
Package
Diagram
Package Type
Operating
Range
55 CY62157EV18LL-55BVXI 51-85150 48-ball Very Fine Pitch Ball Grid Array (Pb-free) Industrial
Contact your local Cypress sales representative for availability of these parts
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