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74ACT374B 数据表(PDF) 5 Page - STMicroelectronics

部件名 74ACT374B
功能描述  OCTAL D-TYPE FLIP FLOP WITH 3 STATE OUTPUT NON INVERTING
PDF  10 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

74ACT374B 数据表(HTML) 5 Page - STMicroelectronics

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CAPACITIVE CHARACTERISTICS
Symbol
Parameter
Test Con dition s
Value
Unit
VCC
(V)
TA =25
oC-40 to 85 oC
Mi n.
Typ.
Max.
Min .
Max.
COUT
Output Capacitance
5.0
8
pF
CIN
Input Capacitance
5.0
4
pF
CPD
Power Dissipation
Capacitance (note 1)
5.0
25
pF
1) 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 operating current can be obtained by the following equation. ICC(opr) = CPD
• VCC •fIN +ICC/n (per circuit)
AC ELECTRICAL CHARACTERISTICS (CL = 50 pF, RL = 500
Ω, Input tr =tf =3 ns)
Symbol
Parameter
T est Cond iti on
Value
Unit
VCC
(V)
TA =25
oC-40 to 85 oC
Mi n.
Typ.
Max.
Min .
Max.
tPLH
tPHL
Propagation Delay Time
CK to Q
5.0
(*)
5.0
10.0
11.0
ns
tPZL
tPZH
Output Enable Time
5.0
(*)
6.0
10.0
11.0
ns
tPLZ
tPHZ
Output Disable Time
5.0
(*)
6.5
10.0
11.0
ns
tw
CK Pulse Width, HIGH
or LOW
5.0
(*)
1.5
5.0
5.0
ns
ts
Setup Time Q to CK
HIGH or LOW
5.0
(*)
0.5
5.0
5.0
ns
th
Hold Time Q to CK
HIGH or LOW
5.0
(*)
-0.5
2.0
2.0
ns
fMAX
Maximim Clock
Frequency
5.0
(*)
100
260
85
MHz
(*) Voltage range is 5V
± 0.5V
74ACT374
5/10



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