Datasheet

189
XMEGA A3U [DATASHEET]
Atmel-8386D-AVR-ATxmega64A3U-128A3U-192A3U-256A3U–03/2014
37.1.10 Oscillator Characteristics
37.1.10.1 Ultra Low-Power internal oscillator
Figure 37-68. Ultra Low-Power internal oscillator frequency vs. temperature.
37.1.10.2 32.768kHz Internal Oscillator
Figure 37-69. 32.768kHz internal oscillator frequency vs. temperature.
3.6 V
3.0 V
2.7 V
2.2 V
1.8 V
1.6 V
31.3
31.6
31.9
32.2
32.5
32.8
33.1
33.4
33.7
34.0
34.3
-50 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90
Frequency [kHz]
Temperature [°C]
3.6 V
3.0 V
2.7 V
2.2 V
1.8 V
1.6 V
32.0
32.1
32.2
32.3
32.4
32.5
32.6
32.7
32.8
-45 -35 -25 -15 -5 5 15 25 35 45 55 65 75 85
Frequency [kHz]
Temperature [°C]