MC44603
Figure 1. Timing Resistor versus
Oscillator Frequency
Figure 2. Standby Mode Timing Capacitor
versus Oscillator Frequency
100
10000
C
= 100 pF
T
V
= 16 V
V
= 16 V
= 25°C
= 10 k
CC
CC
T
= 25
°C
T
A
A
C
= 500 pF
R
T
ref
R
= 2.0 k
F Stby
C
= 1000 pF
T
R
= 5.0 k
F Stby
10
1000
300
R
= 27 k
F Stby
R
= 100 k
F Stby
C
= 2200 pF
T
3.0
10 k
100 k
, Oscillator Frequency (Hz)
1.0 Meg
10 k
100 k
, Oscillator Frequency (Hz)
1.0 Meg
f
f
OSC
OSC
Figure 3. Oscillator Frequency
versus Temperature
Figure 4. Ratio Charge Current/Reference
Current versus Temperature
52
51
50
49
48
0.43
0.42
0.41
0.40
0.39
47
46
45
44
V
R
C
= 12 V
= 10 k
V
R
C
= 12 V
= 10 k
ref
T
CC
CC
0.38
0.37
ref
= 820 pF
= 820 pF
75
T
–50
–25
0
25
50
75
100
–50
–25
0
25
50
100
T , AMBIENT TEMPERATURE (
°C)
T , AMBIENT TEMPERATURE (°C)
A
A
Figure 5. Output Waveform
Figure 6. Output Cross Conduction
600
400
200
0
70
70
300
200
100
0
V
C
= 12 V
= 2200 pF
V
C
= 12 V
= 2200 pF
CC
L
CC
L
60
50
40
30
20
10
60
50
40
30
20
10
T
= 25
°C
T = 25°C
A
A
Current
Voltage
Current
–200
–100
–400
–600
–200
–300
–400
–500
V
O
Voltage
–800
0
0
I
CC
–10
–10
–1000
1.0
µs/Div
1.0 µs/Div
6
MOTOROLA ANALOG IC DEVICE DATA
ONSEMI [ ONSEMI ]
