HEF4008 データシートの表示（PDF） - Philips Electronics

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HEF4008

4-bit binary full adder

Philips Electronics 

Philips Semiconductors

4-bit binary full adder

Product specification

HEF4008B

MSI

VDD

V

Dynamic power

5

dissipation per

10

package (P)

15

APPLICATION INFORMATION

TYPICAL FORMULA FOR P (µW)

1 500 fi + ∑ (foCL) × VDD2

6 000 fi + ∑ (foCL) × VDD2

13 500 fi + ∑ (foCL) × VDD2

where

fi = input freq. (MHz)

fo = output freq. (MHz)

CL = load capacitance (pF)

∑ (foCL) = sum of outputs

VDD = supply voltage (V)

Fig.4 Example of a 16-bit full adder using 4 HEF4008B ICs.

January 1995

5

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