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74ACT273B 데이터시트(PDF) 5 Page - STMicroelectronics

부품명 74ACT273B
상세설명  OCTAL D-TYPE FLIP FLOP WITH CLEAR
PDF  11 Pages
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제조업체  STMICROELECTRONICS [STMicroelectronics]
홈페이지  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

74ACT273B 데이터시트(HTML) 5 Page - STMicroelectronics

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AC ELECTRICAL CHARACTERISTICS (CL = 50 pF, RL = 500
Ω, Input tr =tf =3 ns)
Symb ol
Parameter
T est Con ditio n
Valu e
Un it
VCC
(V)
TA =25
oC
-40 to 85
oC
Min.
T yp.
Max.
Mi n.
Max.
tPLH
tPHL
Propagation Delay Time
CK to Q
5.0
(*)
1.5
6.5
8.5
1.5
9.0
ns
tPLH
tPHL
Propagation Delay Time
CLR to Q
5.0
(*)
1.5
7.0
9.0
1.5
9.5
ns
twL
CLR pulse Width, LOW
5.0
(*)
1.5
4.0
4.0
ns
tw
CK pulse Width
5.0
(*)
1.0
4.0
4.0
ns
ts
Setup Time Q to CK
HIGH or LOW
5.0
(*)
1.0
3.5
3.5
ns
th
Hold Time Q to CK
HIGH or LOW
5.0
(*)
-0.5
1.5
1.5
ns
tREM
Recovery Time CLR to
CK
5.0
(*)
0.5
3.0
3.0
ns
fMAX
Maximum Clock
Frequency
5.0
(*)
125
190
110
MHz
(*) Voltage range is 5V
± 0.5V
CAPACITIVE CHARACTERISTICS
Symb ol
Parameter
Test Co nditi ons
Valu e
Un it
VCC
(V)
TA =25
oC
-40 to 85
oC
Min.
T yp.
Max.
Mi n.
Max.
CIN
Input Capacitance
5.0
4
pF
CPD
Power Dissipation
Capacitance (note 1)
5.0
fIN =10 MHz
32
pF
1) CPD isdefined as the value of the IC’sinternal equivalent capacitance which is calculated fromthe operating current consumption without load. (Referto
Test Circuit).Average operting current can be obtained by the following equation. ICC(opr) = CPD
• VCC • fIN +ICC/n(per circuit)
74ACT273
5/11



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