10 internal oscillator speed, Watchdog oscillator, Te mp la te to b e ch ar ac te ri ze d – Rainbow Electronics ATmega64C1 User Manual
Page 339
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339
7647A–AVR–02/08
ATmega32/64/M1/C1
26.10 Internal Oscillator Speed
Figure 26-35. Watchdog Oscillator Frequency vs. V
CC
Figure 26-36. Calibrated 8 MHz RC Oscillator Frequency vs. Temperature
WATCHDOG OSCILLATOR FREQUENCY vs. OPERATING VOLTAGE
105 °C
85 °C
25 °C
-40 °C
96
98
100
102
104
106
108
110
2
2,5
3
3,5
4
4,5
5
5,5
V
CC
(V)
F
RC
(kHz)
CALIBRATED 8 MHz RC OSCILLATOR FREQUENCY vs. TEMPERATURE
5.0 V
2.7 V
1.8 V
7.4
7.5
7.6
7.7
7.8
7.9
8
8.1
8.2
8.3
8.4
-50
-40
-30
-20
-10
0
10
20
30
40
50
60
70
80
90
100
Temperature (C)
F
RC
(MHz)
TE
MP
LA
TE
TO
B
E
CH
AR
AC
TE
RI
ZE
D
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