LM556
Absolute Maximum Ratings
(Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Supply Voltage
Power Dissipation (Note 2)
LM556CM
LM556CN
Operating Temperature Ranges
LM556C
+18V
410 mW
1620 mW
0˚C to +70˚C
Storage Temperature Range
−65˚C to +150˚C
Soldering Information
Dual-In-Line Package
Soldering (10 Seconds)
260˚C
Small Outline Packages
Vapor Phase (60 Seconds)
215˚C
Infrared (15 Seconds)
220˚C
See AN-450 “Surface Mounting Methods and Their Effect
on Product Reliability” for other methods of soldering
surface mount devices.
Electrical Characteristics
(T
A
= 25˚C, V
CC
= +5V to +15V, unless otherwise specified)
Parameter
Conditions
Min
Supply Voltage
Supply Current
(Each Timer Section)
Timing Error, Monostable
Initial Accuracy
Drift with Temperature
Accuracy over Temperature
Drift with Supply
Timing Error, Astable
Initial Accuracy
Drift with Temperature
Accuracy over Temperature
Drift with Supply
Trigger Voltage
Trigger Current
Reset Voltage
Reset Current
Threshold Current
Control Voltage Level and
Threshold Voltage
Pin 1, 13
Leakage Output High
Pin 1, 13 Sat
Output Low
Output Low
Output Voltage Drop (Low)
(Note 7)
V
CC
= 15V, I = 15mA
V
CC
= 4.5V, I = 4.5mA
V
CC
= 15V
I
SINK
= 10mA
I
SINK
= 50mA
I
SINK
= 100mA
I
SINK
= 200mA
V
CC
= 5V
I
SINK
= 8mA
I
SINK
= 5mA
0.25
0.35
V
V
0.1
0.4
2
2.5
0.25
0.75
2.75
V
V
V
V
180
80
300
200
mV
mV
V
TH
= V-Control (Note 6)
V
TH
= 11.2V
V
CC
= 15V
V
CC
= 5V
9
2.6
0.4
V
CC
= 15V
V
CC
= 5V
4.5
1.25
R
A
, R
B
= 1k to 100kΩ,
C = 0.1µF, (Note 4)
2.25
150
3.0
0.30
5
1.67
0.2
0.5
0.1
0.03
10
3.33
1
5.5
2.0
1.0
1
0.6
0.1
250
11
4
100
%
ppm/˚C
%
%/V
V
V
µA
V
mA
µA
nA
V
nA
R
A
= 1k to 100kΩ,
C = 0.1µF, (Note 4)
1.5
0.1
%
%/V
0.75
50
%
ppm/˚C
V
CC
= 5V, R
L
=
∞
V
CC
= 15V, R
L
=
∞
(Low State) (Note 3)
4.5
3
10
Limits
LM556C
Typ
Max
16
6
14
V
mA
Units
3
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