HCC4048B datasheet(6/12 Pages) STMICROELECTRONICS

Part #	HCC4048B

Description	MULTIFUNCTION EmULTIFUNCTION EXPANDABLE 8-INPUT GATE

PDF	12 Pages

Scroll/Zoom	100%

Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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6 / 12 page

Typical Output High (source) Current Charac-

teristics.

Minimum Output high (source) Current Charac-

teristics.

APPLICATIONS OF EXPAND INPUT

ACTUAL-CIRCUIT LOGIC CONFIGURATIONS

EXPANSION LOGIC AND TRUTH TABLE

Note : (EXP) designates the EXPAND function (i.e., X1 +X2 + ..XN).

IMPLEMENTATION OF EXPAND INPUT

FOR 9 OR MORE INPUTS

OUTPUT

FUNCTION

NEEDEDAT

EXPANDINPUT

OUTPUT BOOLEAN EXPRESSION

NOR

J = (A+B+C+D+E+F+G+H) + (EXP)

AND

NAND

J = (ABCDEFGH)

⋅ (EXP)

NAND

J = (ABCDEFGH)

⋅ (EXP)

OR/AND

NOR

J = (A+B+C+D)

⋅ (E+F+G+H) ⋅ (EXP)

OR/NAND

NOR

J = (A+B+C+D)

⋅ (E+F+G+H) ⋅ (EXP)

AND/NOR

AND

J = (ABCD) + (EFGH) + (EXP)

AND/OR

AND

J = (ABCD) + (EFGH) + (EXP)

HCC/HCF4048B

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HCC4048B Datasheet(PDF) 6 Page - STMicroelectronics