CY7C185
Truth Table
CE1 | CE2 | WE | OE | Input/Output | Mode |
H | X | X | X | High Z | |
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X | L | X | X | High Z | |
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L | H | H | L | Data Out | Read |
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L | H | L | X | Data In | Write |
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L | H | H | H | High Z | Deselect |
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Address Designators
Address | Address | Pin |
Name | Function | Number |
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A4 | X3 | 2 |
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A5 | X4 | 3 |
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A6 | X5 | 4 |
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A7 | X6 | 5 |
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A8 | X7 | 6 |
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A9 | Y1 | 7 |
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A10 | Y4 | 8 |
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A11 | Y3 | 9 |
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A12 | Y0 | 10 |
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A0 | Y2 | 21 |
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A1 | X0 | 23 |
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A2 | X1 | 24 |
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A3 | X2 | 25 |
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Ordering Information
Speed |
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(ns) | Ordering Code | Name | Package Type | Range |
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15 | P21 | Commercial | ||
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| S21 |
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| V21 |
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| V21 | Industrial | ||
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20 | P21 | Commercial | ||
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| S21 |
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| V21 |
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| V21 | Industrial | ||
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25 | P21 | Commercial | ||
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| S21 |
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| V21 |
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| V21 | Industrial | ||
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35 | P21 | Commercial | ||
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| S21 |
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| V21 |
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| V21 | Industrial | ||
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Document #:
8