Datasheet

281
ATmega48/88/168 Automotive [DATASHEET]
7530K–AVR–07/14
Figure 28-23. Calibrated 8MHz RC Oscillator Frequency versus OSCCAL Value (for ATmega88-15AZ only)
28.1.6 BOD Thresholds and Analog Comparator Offset
Figure 28-24. BOD Threshold versus Temperature (BODLEVEL is 4.0V)
0 16 32 48 64 80 96 112 128 144 160 176 192 208 224 240
OSCCAL (X1)
12
10
8
6
4
14
2
F
RC
(MHz)
125°C
85°C
25°C
-40°C
-45-55 -35-25-15-5 5 152535455565758595105
Temperature (°C)
4.5
4.4
4.3
4.2
4.1
4.6
4
Threshold (V)
Rising V
CC
Falling V
CC
115 125