Atmega32(l), Calibrated 2mhz rc oscillator frequency, Vs. temperature – Rainbow Electronics ATmega32L User Manual
Page 294: Vs. operating voltage
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294
ATmega32(L)
2503C–AVR–10/02
Figure 150. RC Oscillator Frequency vs. Temperature (the devices are calibrated to
2 MHz at Vcc = 5V, T=25c)
Figure 151. RC Oscillator Frequency vs. Operating Voltage (the devices are calibrated
to 2 MHz at Vcc = 5V, T=25c)
CALIBRATED 2MHz RC OSCILLATOR FREQUENCY
F
Rc
(MHz)
T
a
(˚C)
vs. TEMPERATURE
V = 2.7V
cc
V = 5.5V
cc
V = 5.0V
cc
V = 4.5V
cc
V = 4.0V
cc
V = 3.6V
cc
V = 3.3V
cc
V = 3.0V
cc
1.8
1.85
1.9
1.95
2
2.05
2.1
-40
-20
0
20
40
60
80
CALIBRATED 2MHz RC OSCILLATOR FREQUENCY
F
Rc
(MHz)
V
cc
(V)
T = 85
˚
C
A
T = 45
˚
C
A
T = 70
˚
C
A
vs. OPERATING VOLTAGE
T = 25
˚
C
A
T = -10
˚
C
A
1.8
1.85
1.9
1.95
2
2.05
2.1
2.5
3
3.5
4
4.5
5
5.5
T = -40
˚
C
A
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