M54HCT32 Datasheet, PDF (4/9 Pages) STMicroelectronics – QUAD 2-INPUT OR GATE

M54/M74HCT32
AC ELECTRICAL CHARACTERISTICS (CL = 50 pF, Input tr = tf = 6 ns)
Symbol
Parameter
Test Conditions
VCC
(V)
TA = 25 ^oC
54HC and 74HC
Value
-40 to 85 ^oC -55 to 125 ^oC _Unit
74HC
54HC
Min. Typ. Max. Min. Max. Min. Max.
t_TLH Output Transition 4.5
t_THL Time
8
15
19
23
ns
tPLH Propagation
4.5
t_PHL Delay Time
13 21
26
32
ns
CIN Input Capacitance
5
10
10
10 pF
C_PD (*) Power Dissipation
39
Capacitance
pF
(*) 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 operting current can be obtained by the following equation. ICC(opr) = CPD •VCC •fIN + ICC/4 (per Gate)
SWITCHING CHARACTERISTICS TEST CIRCUIT
TEST CIRCUIT ICC (Opr.)
INPUT WAVEFORM IS THE SAVE AS THAT IN CASE OF SWITCHING CHARACTERISTICS TEST.
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