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M54HC240HV Datasheet(PDF) 5 Page - STMicroelectronics

Part No. M54HC240HV
Description  OCTAL BUS BUFFER WITH 3 STATE OUTPUTS HC240HV: INVERTED - HC241HV NON INVERTED
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Maker  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
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M54HC240HV Datasheet(HTML) 5 Page - STMicroelectronics

 
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TEST CIRCUIT ICC (Opr.)
HC240HV
AC ELECTRICAL CHARACTERISTICS (CL =50 pF, Input tr =tf =6 ns)
Symbol
Parameter
Test Conditions
Value
Unit
VCC
(V)
CL
(pF)
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
50
25
60
75
90
ns
4.5
7
121918
6.0
6
101315
tPLH
tPHL
Propagation
Delay Time
2.0
50
40
110
140
165
ns
4.5
13
22
28
33
6.0
11
19
24
28
2.0
150
52
135
170
205
ns
4.5
17
27
34
41
6.0
14
23
29
35
tPZL
tPZH
Output Enable
Time
2.0
50
RL =1K
52
135
170
205
ns
4.5
17
27
34
41
6.0
14
23
29
35
2.0
150
RL =1K
63
165
205
250
ns
4.5
21
33
41
50
6.0
18
28
35
43
tPLZ
tPHZ
Output Disable
Time
2.0
50
RL =1K
40
135
170
205
ns
4.5
19
27
34
41
6.0
15
23
29
35
CIN
Input Capacitance
5
10
10
10
pF
COUT
Output
Capacitance
10
pF
CPD (*)
Power Dissipation
Capacitance
33
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/8 (per circuit)
M54/M74HC240HV/241HV
5/10


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