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8
FN2867.9
August 24, 2006
FIGURE 10. NORMALIZED FREQUENCY STABILITY IN THE
ASTABLE MODE vs SUPPLY VOLTAGE
FIGURE 11. DISCHARGE OUTPUT CURRENT vs DISCHARGE
OUTPUT VOLTAGE
FIGURE 12. PROPAGATION DELAY vs VOLTAGE LEVEL OF
TRIGGER PULSE
FIGURE 13. NORMALIZED FREQUENCY STABILITY IN THE
ASTABLE MODE vs TEMPERATURE
FIGURE 14. FREE RUNNING FREQUENCY vs RA, RB AND C
FIGURE 15. TIME DELAY IN THE MONOSTABLE MODE vs
RA AND C
Typical Performance Curves (Continued)
SUPPLY VOLTAGE (V)
TA = 25°C
NORM
ALIZE
D
FRE
Q
UE
NCY
DEV
IATION
(%
)
RA = RB = 10MΩ
0.1
1.0
10.0
100.0
8
6
4
2
0
2
4
6
C = 100pF
RA = RB = 10kΩ
C = 0.1
μF
TA = 25°C
DISCHARGE LOW VOLTAGE (V)
VDD = 2V
VDD = 5V
VDD = 18V
DIS
CHA
RGE
SINK
CURRENT
(m
A)
0.01
0.1
1.0
10.0
0.1
100
10.0
1.0
TA = 25°C
LOWEST VOLTAGE LEVEL OF
TRIGGER PULSE (%VDD)
VDD = 5V
P
R
OP
AGA
T
ION
DELA
Y
(ns)
010
20
30
40
0
600
500
400
300
200
100
TA = 70°C
TA = -20°C
TEMPERATURE (°C)
NORMALIZED
FREQUE
N
C
Y
DEV
IA
T
ION
(%
)
060
80
-0.1
+0.1
0
RA = RB = 10kΩ
C = 0.1
μF
40
20
-20
+0.2
+0.3
+0.4
+0.5
+0.6
+0.7
+0.8
+0.9
+1.0
VDD = 2V
VDD = 5V
VDD = 18V
VDD = 2V
TA = 25°C
FREQUENCY (Hz)
(RA + 2RB)
1k
Ω
10k
Ω
100k
Ω
1M
Ω
10M
Ω
100M
Ω
10
0.1
1
100
1k
10k
100k
1M
10M
CAP
ACIT
ANCE
(
F
)
1.0
100m
10m
1m
100
μ
10
μ
1
μ
100n
10n
1n
100p
10p
1p
TIME DELAY (s)
1k
Ω
10k
Ω
100k
Ω
1M
Ω
10M
Ω
100M
Ω
10
μ
100n
1
μ
100
μ
1m
10m
100m
1
10
CAP
ACIT
ANCE
(
F
)
1.0
100m
10m
1m
100
μ
10
μ
1
μ
100n
10n
1n
100p
10p
1p
RA
TA = 25°C
ICM7555, ICM7556
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