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M54HC155 Scheda tecnica(PDF) 5 Page - STMicroelectronics

Il numero della parte M54HC155
Spiegazioni elettronici  DUAL 2 TO 4 LINE DECODER 3 TO 8 LINE DECODER
PDF  11 Pages
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Produttore elettronici  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

M54HC155 Scheda tecnica(HTML) 5 Page - STMicroelectronics

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AC ELECTRICAL CHARACTERISTICS (CL =50 pF, Input tr =tf =6 ns)
Symbol
Parameter
Test Conditions
Value
Unit
VCC
(V)
TA =25
oC
54HC and 74HC
-40 to 85
oC
74HC
-55 to 125
oC
54HC
Min.
Typ.
Max.
Min.
Max.
Min.
Max.
tTLH
tTHL
Output Transition
Time
2.0
30
75
95
110
ns
4.5
8
151922
6.0
7
131619
tPLH
tPHL
Propagation
Delay Time
2.0
45
130
165
195
ns
4.5
15
26
33
39
6.0
13
22
28
33
CIN
Input Capacitance
5
10
10
10
pF
CPD (*)
Power Dissipation
Capacitance
53
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
SWITCHING CHARACTERISTICS TEST WAVEFORM
M54/M74HC155
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