ST6200CM-Auto/ ST6201CM-Auto/ST6203CM-Auto
CLOCK AND TIMING CHARACTERISTICS (Cont’d)
Figure 46. Typical RC Oscillator frequency vs.
VDD
fosc [MHz]
12
10
8
Rnet =22K Ohm
Rnet =47K Ohm
Rnet =100KO hm
Rnet =220KO hm
Rnet =470KO hm
6
4
2
0
3
4
5
6
VDD [V]
Figure 47. Typical RC Oscillator frequency vs.
Temperature (VDD = 5V)
fosc [MHz]
10
8
6
Rnet =22K Ohm
Rnet =47K Ohm
Rnet =100KO hm
Rnet =220KO hm
Rnet =470KO hm
4
2
0
-40
25
95
125
Ta [°C]
11.5.5 Oscillator Safeguard (OSG) and Low Frequency Auxiliary Oscillator (LFAO)
Symbol
fLFAO
fOSG
Parameter
Low Frequency Auxiliary Oscillator
Frequency 1)
Internal Frequency with OSG ena-
bled
Conditions
TA=25° C, VDD=5.0 V
TA=25° C, VDD=3.3 V
TA=25° C, VDD=4.5 V
TA=25° C, VDD=3.3 V
Min
Typ
Max
200
350
800
86
150
340
4
2
Figure 48. Typical LFAO Frequencies
fosc [kHz]
600
500
400
Ta=-40°C
Ta=2 5° C
Ta=125°C
300
200
100
0
3
4
5
6
VDD [V]
Unit
kHz
MHz
Note:
1. Data based on characterization results.
71/96
1