HD74HC680 Datasheet, PDF(2/10 Page) Hitachi Semiconductor – 12-bit Address Comparator

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HD74HC680 Datasheet, PDF (2/10 Pages) Hitachi Semiconductor – 12-bit Address Comparator

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HD74HC680

Function Table

Inputs

C P3 P2 P1 P0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 Output Y

H L L L L HH HHHH HHH HHH L

H L L L HL H HHHH HHH HHH L

H L L HL L L HHHH HHH HHH L

H L L HHL L L HHH HHH HHH L

H L H L L L L L L HH HHH HHH L

H L H L HL L L L L H HHH HHH L

H L H HL L L L L L L HHH HHH L

H L H HHL L L L L L L HH HHH L

H HL L L L L L L L L L L H HHH L

H HL L HL L L L L L L L L HHH L

H HL HL L L L L L L L L L L HH L

H HL HHL L L L L L L L L L L H L

H HH L L L L L L L L L L L L L L L

H HH L HXX XXXX XXX XXX H

H HH HL XX XXXX XXX XXX H

H HH HHL L L L L L L L L L L L L

H All other combinations

H

L Any combination

Latched

2

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