M74HC390
Electrical characteristics
Table 8. Capacitive characteristics
Test condition
Value
Symbol Parameter VCC
(V)
TA = 25°C
-40 to 85°C -55 to 125°C Unit
Min Typ Max Min Max Min Max
CIN
Input
capacitance
5 10
10
10 pF
Power
CPD
dissipation
capacitance
84
pF
(1)
1. CPD is defined as the value of the IC’s internal equivalent capacitance which is calculated from the
operating current consumption without load. (Refer to Test Circuit). Average operating current can be
obtained by the following equation. ICC(opr) = CPD x VCC x fIN + ICC
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