參數(shù)資料
型號: DM74121
廠商: Fairchild Semiconductor Corporation
英文描述: One-Shot with Clear and Complementary Outputs
中文描述: 單次清除和互補輸出
文件頁數(shù): 3/5頁
文件大?。?/td> 69K
代理商: DM74121
3
www.fairchildsemi.com
D
Absolute Maximum Ratings
(Note 1)
Note 1:
The Absolute Maximum Ratings are those values beyond which
the safety of the device cannot be guaranteed. The device should not be
operated at these limits. The parametric values defined in the Electrical
Characteristics tables are not guaranteed at the absolute maximum ratings.
The Recommended Operating Conditions table will define the conditions
for actual device operation.
Recommended Operating Conditions
Note 2:
T
A
=
25
°
C and V
CC
=
5V
Electrical Characteristics
over recommended operating free air temperature range (unless otherwise noted)
Note 3:
All typicals are at V
CC
=
5V, T
A
=
25
°
C.
Note 4:
Not more than one output should be shorted at a time.
Supply Voltage
Input Voltage
Operating Free Air Temperature Range
Storage Temperature Range
7V
5.5V
0
°
C to
+
70
°
C
65
°
C to
+
150
°
C
Symbol
V
CC
V
T
+
Parameter
Min
4.75
Nom
5
Max
5.25
Units
V
Supply Voltage
Positive-Going Input Threshold Voltage
at the A Input (V
CC
=
Min)
Negative-Going Input Threshold Voltage
at the A Input (V
CC
=
Min)
Positive-Going Input Threshold Voltage
at the B Input (V
CC
=
Min)
Negative-Going Input Threshold Voltage
at the B Input (V
CC
=
Min)
HIGH Level Output Current
LOW Level Output Current
Input Pulse Width (Note 2)
Rate of Rise or Fall of
Schmidt Input (B) (Note 2)
Rate of Rise or Fall of
Schmidt Input (A) (Note 2)
External Timing Resistor (Note 2)
External Timing Capacitance (Note 2)
Duty Cycle (Note 2)
1.4
2
V
V
T
0.8
1.4
V
V
T
+
1.5
2
V
V
T
0.8
1.3
V
I
OH
I
OL
t
W
dV/dt
0.4
16
mA
mA
ns
40
1
V/s
dV/dt
1
V/
μ
s
R
EXT
C
EXT
DC
1.4
0
40
1000
67
90
70
k
μ
F
R
T
=
2 k
R
T
=
R
EXT
(Max)
%
T
A
Free Air Operating Temperature
0
°
C
Symbol
Parameter
Conditions
Min
Typ
(Note 3)
Max
Units
V
I
V
OH
Input Clamp Voltage
V
CC
=
Min, I
I
=
12 mA
V
CC
=
Min, I
OH
=
Max,
V
IL
=
Max, V
IH
=
Min
V
CC
=
Min, I
OL
=
Max,
V
IH
=
Max, V
IL
=
Min
1.5
V
HIGH Level Output
Voltage
LOW Level Output
2.4
3.4
V
V
OL
0.2
0.4
V
Voltage
Input Current @
Max Input Voltage
I
I
V
CC
=
Max, V
I
=
5.5V
1
mA
I
IH
HIGH Level
Input Current
LOW Level
V
CC
=
Max,
V
I
=
2.4V
V
CC
=
Max,
V
I
=
0.4V
V
CC
=
Max (Note 4)
V
CC
=
Max
A1, A2
B
A1, A2
40
80
1.6
3.2
55
25
μ
A
I
IL
mA
Input Current
Short Circuit Output Current
Supply Current
B
I
OS
I
CC
18
mA
Quiescent
13
mA
Triggered
23
40
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