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HEF40373B

Octal transparent latch with 3-state outputs

Philips Electronics 

Philips Semiconductors

Octal transparent latch with 3-state outputs

Product specification

HEF40373B

MSI

AC CHARACTERISTICS

VSS = 0 V; Tamb = 25 °C; input transition times ≤ 20 ns

Dynamic power

dissipation per

package (P)

VDD

V

TYPICAL FORMULA FOR P (µW)

5

3 325 fi + ∑ (foCL) × VDD2

10

14 200 fi + ∑ (foCL) × VDD2

15

37 425 fi + ∑ (foCL) × VDD2

where

fi = input freq. (MHz)

fo = output freq. (MHz)

CL = load capacitance (pF)

∑ (foCL) = sum of outputs

VDD = supply voltage (V)

 tTLH

− − − − tTHL

Fig.7 Output transition times as a function of the load capacitance. .

January 1995

7

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