Electrical characteristics
NE556 - SA556 - SE556
3
Electrical characteristics
Table 3.
Symbol
T
= +25° C, V = +5 V to +15 V (unless otherwise specified)
amb CC
SE556
NE556 - SA556
Parameter
Unit
Min. Typ. Max. Min. Typ. Max.
Supply current (RL ∝) (2 timers)
Low state
VCC = +5V
VCC = +15V
VCC = +5V
6
20
4
10
24
6
20
4
12
30
ICC
mA
High State
Timing error (monostable)
(RA = 2kΩ to 100kΩ, C = 0.1μF)
Initial accuracy (1)
Drift with temperature
Drift with supply voltage
0.5
30
0.05
2
100
0.2
1
50
0.1
3
%
ppm/°C
%/V
0.5
Timing error (astable)
(RA, RB = 1kΩto 100kΩ, C = 0.1μF, VCC= +15V)
Initial accuracy (1)
Drift with temperature
Drift with supply voltage
1.5
90
0.15
2.25
150
0.3
%
ppm/°C
%/V
Control voltage level
VCL
V
VCC = +15V
VCC = +5V
9.6
2.9
10
3.33
10.4
3.8
9
2.6
10
3.33
11
4
Threshold voltage
Vth
V
µA
V
VCC = +15V
VCC = +5V
9.4
2.7
10
3.33
10.6
4
8.8
2.4
10
3.33
11.2
4.2
Ith
Threshold current (2)
0.1
0.25
0.1
0.25
Trigger voltage
Vtrig
VCC = +15V
VCC = +5V
4.8
1.45 1.67
5
5.2
1.9
4.5
1.1
5
1.67
5.6
2.2
Itrig
Trigger current (Vtrig = 0V)
Reset voltage (3)
0.5
0.9
1
0.5
0.7
2.0
1
µA
V
Vreset
0.4
0.7
0.4
Reset current
Ireset
mA
Vreset = +0.4V
Vreset = 0V
0.1
0.4
0.4
1
0.1
0.4
0.4
1.5
Low level output voltage
VCC = +15V
IO(sink) = 10mA
IO(sink) = 50mA
IO(sink) = 100mA
IO(sink) = 200mA
IO(sink) = 8mA
IO(sink) = 5mA
0.1
0.4
2
2.5
0.1
0.05
0.15
0.5
2.2
0.1
0.4
2
2.5
0.3
0.25
0.75
2.5
VOL
V
VCC = +5V
0.25
0.2
0.4
0.25 0.35
High level output voltage
VCC = +15V
IO(sink) = 200mA
IO(sink) = 100mA
IO(sink) = 100mA
12.5
13.3
3.3
12.5
12.75 13.3
2.75 3.3
VOH
V
13
3
VCC = +5V
4/16
STMICROELECTRONICS [ ST ]
