Absolute Maximum Ratings (Note 2)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Soldering Information
Dual-In-Line Package
Soldering (10 Seconds)
Small Outline Packages
(SOIC and MSOP)
260˚C
Supply Voltage
+18V
Vapor Phase (60 Seconds)
Infrared (15 Seconds)
215˚C
220˚C
Power Dissipation (Note 3)
LM555CM, LM555CN
LM555CMM
1180 mW
613 mW
See AN-450 “Surface Mounting Methods and Their Effect
on Product Reliability” for other methods of soldering
surface mount devices.
Operating Temperature Ranges
LM555C
0˚C to +70˚C
Storage Temperature Range
−65˚C to +150˚C
Electrical Characteristics (Notes 1, 2)
(TA = 25˚C, VCC = +5V to +15V, unless othewise specified)
Parameter
Conditions
Limits
LM555C
Typ
Units
Min
Max
Supply Voltage
4.5
16
V
∞
Supply Current
VCC = 5V, RL
=
3
6
∞
VCC = 15V, RL
=
10
15
mA
(Low State) (Note 4)
Timing Error, Monostable
Initial Accuracy
1
%
Drift with Temperature
RA = 1k to 100kΩ,
50
ppm/˚C
C = 0.1µF, (Note 5)
Accuracy over Temperature
Drift with Supply
1.5
0.1
%
%/V
Timing Error, Astable
Initial Accuracy
2.25
150
%
Drift with Temperature
RA, RB = 1k to 100kΩ,
ppm/˚C
C = 0.1µF, (Note 5)
Accuracy over Temperature
Drift with Supply
3.0
0.30
0.667
5
%
%/V
x VCC
V
Threshold Voltage
Trigger Voltage
VCC = 15V
VCC = 5V
1.67
0.5
V
Trigger Current
Reset Voltage
0.9
1
µA
0.4
0.5
V
Reset Current
0.1
0.4
0.25
mA
µA
Threshold Current
Control Voltage Level
(Note 6)
0.1
VCC = 15V
VCC = 5V
9
2.6
10
3.33
11
4
V
Pin 7 Leakage Output High
Pin 7 Sat (Note 7)
Output Low
1
100
200
nA
VCC = 15V, I7 = 15mA
VCC = 4.5V, I7 = 4.5mA
180
80
mV
mV
Output Low
3
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