Datasheet

361
8272A–AVR–01/10
164A/164PA/324A/324PA/644A/644PA/1284/1284P
Figure 28-35. ATmega164A: Bandgap Voltage vs. Temperature
28.1.11 Internal Oscillator Speed
Figure 28-36. ATmega164A: Watchdog Oscillator Frequency vs. Temperature
5.5V
1.8V
3.6V
2.7V
1.067
1.069
1.071
1.073
1.075
1.077
1.079
1.081
1.083
1.085
1.087
-40 -30 -20 -10 0 10 20 30 40 50 60 70 8090
Temperature (°C)
Bandgap Voltage (V)
4.5V
5.5 V
4.0 V
3.3 V
2.7 V
2.1 V
120
122
124
126
128
130
132
134
-50 -40 -30 -20 -10 0 10 20 30 40 50 60 70 8090
Temperature (°C)
F
RC
(kHz)