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M54HCT161F1R Datasheet(PDF) 9 Page - STMicroelectronics

Part # M54HCT161F1R
Description  SYNCHRONOUS PRESETTABLE 4-BIT COUNTER
PDF  16 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

M54HCT161F1R Datasheet(HTML) 9 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
4.5
8
151922
ns
tPLH
tPHL
Propagation
Delay Time
(CK - Q)
4.5
23
36
45
54
ns
tPLH
tPHL
Propagation
Delay Time
(CK-CO)
4.5
27
42
53
63
ns
tPLH
Propagation
Delay Time
(TE-CO)
4.5
21
33
41
50
ns
tPLH
Propagation
Delay Time
(CLEAR - Q)
4.5
for
HCT160/161
only
26
40
50
60
ns
tPHL
Propagation
Delay Time
(CLEAR-CO)
4.5
for
HCT160/161
only
28
43
54
65
ns
fMAX
Maximum Clock
Frequency
4.5
31
49
25
21
MHz
tW(H)
tW(L)
Minimum Pulse
Width (CK)
4.5
8
151922
ns
tW(L)
Minimum Pulse
Width
(CLEAR)
4.5
for
HCT160/161
only
8
151922
ns
ts
Minimum Set-up
Time
(LOAD, PE, TE)
4.5
11
20
25
30
ns
ts
Minimum Set-up
Time
(A, B, C, D)
4.5
5
151922
ns
ts
Minimum Set-up
Time
(CLEAR)
4.5
for
HCT162/163
only
5
151922
ns
th
Minimum Hold
Time
4.5
5
5
8
ns
tREM
Minimum
Removal Time
(CLEAR)
4.5
for
HCT160/161
only
5
151922
ns
CIN
Input Capacitance
5
10
10
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
M54/M74HCT160/161/162/163
9/16



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