參數(shù)資料
型號: 74ACT74MTR
廠商: 意法半導(dǎo)體
英文描述: DUAL D-TYPE FLIP FLOP WITH PRESET AND CLEAR
中文描述: 雙D型觸發(fā)器與預(yù)置和清除
文件頁數(shù): 4/11頁
文件大?。?/td> 382K
代理商: 74ACT74MTR
74ACT74
4/12
DC SPECIFICATIONS
1) Maximum test duration 2ms, one output loaded at time
2) Incident wave switching is guaranteed on transmission lines with impedances as low as 50
AC ELECTRICAL CHARACTERISTICS
(C
L
= 50 pF, R
L
= 500
, Input t
r
= t
f
= 3ns)
(*) Voltage range is 5.0V
±
0.5V
Symbol
Parameter
Test Condition
Value
Unit
V
CC
(V)
T
A
= 25°C
-40 to 85°C
-55 to 125°C
Min.
Typ.
Max.
Min.
Max.
Min.
Max.
V
IH
High Level Input
Voltage
4.5
5.5
4.5
5.5
4.5
5.5
4.5
5.5
4.5
5.5
4.5
5.5
V
O
= 0.1 V or
V
CC
-0.1V
V
O
= 0.1 V or
V
CC
-0.1V
I
O
=-50
μ
A
I
O
=-50
μ
A
I
O
=-24 mA
I
O
=-24 mA
I
O
=50
μ
A
I
O
=50
μ
A
I
O
=24 mA
I
O
=24 mA
2.0
2.0
1.5
1.5
1.5
1.5
4.49
5.49
2.0
2.0
2.0
2.0
V
V
IL
Low Level Input
Voltage
0.8
0.8
0.8
0.8
0.8
0.8
V
V
OH
High Level Output
Voltage
4.4
5.4
3.86
4.86
4.4
5.4
3.76
4.76
4.4
5.4
3.7
4.7
V
V
OL
Low Level Output
Voltage
0.001
0.001
0.1
0.1
0.36
0.36
0.1
0.1
0.44
0.44
0.1
0.1
0.5
0.5
I
I
Input Leakage Cur-
rent
Max I
CC
/Input
Quiescent Supply
Current
5.5
V
I
= V
CC
or GND
±
0.1
±
1
±
1
μ
A
I
CCT
I
CC
5.5
V
I
= V
CC
- 2.1V
0.6
1.5
1.6
mA
5.5
V
I
= V
CC
or GND
4
40
40
μ
A
I
OLD
I
OHD
Dynamic Output
Current (note 1, 2)
5.5
V
OLD
= 1.65 V max
V
OHD
= 3.85 V min
75
-75
50
-50
mA
mA
Symbol
Parameter
Test Condition
Value
Unit
V
CC
(V)
T
A
= 25°C
-40 to 85°C
-55 to 125°C
Min.
Typ.
Max.
Min.
Max.
Min.
Max.
t
PLH
t
PHL
Propagation Delay
Time CK to Q or Q
t
PLH
t
PHL
Propagation Delay
Time PR or CLR to
Q or Q
t
W
Pulse Width HIGH
or LOW, CK or PR
or CLR
t
s
Setup Time D to CK
HIGH or LOW
t
h
Hold Time D to CK
HIGH or LOW
t
REM
Removal Tim|
PR or CLR to CK
f
MAX
Maximum Clock
Frequency
5.0
(*)
5.0
10.0
11.0
11.0
ns
5.0
(*)
5.0
10.0
11.0
11.0
ns
5.0
(*)
1.5
5.0
6.0
6.0
ns
5.0
(*)
0.5
3.0
3.5
3.5
ns
5.0
(*)
-0.5
1.0
1.0
1.0
ns
5.0
(*)
-0.7
1.0
1.0
1.0
ns
5.0
(*)
100
250
85
85
MHz
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