Atmel ATtiny25

174
7598H–AVR–07/09
ATtiny25/45/85
Figure 23-37. Calibrated 8 MHz RC Oscillator Frequency vs. V
CC
Figure 23-38. Calibrated 8 MHz RC Oscillator Frequency vs. Osccal Value
CALIBRATE D 8MHz RC OS CILLATOR FRE QUE NCY vs . OP E RATING VOLTAGE
125 ˚C
85 ˚C
25 ˚C
-40 ˚C
7.5
7.6
7.7
7.8
7.9
8
8.1
8.2
8.3
8.4
1.52 2.53 3.54 4.55 5.5
V
CC
(V)
F
RC
(MHz)
CALIBRATE D 8MHz RC OS CILLATOR FRE QUE NCY vs . OS CCAL VALUE
125 ˚C
85 ˚C
25 ˚C
-40 ˚C
2
4
6
8
10
12
14
0 16 32 48 64 80 96 112 128 144 160 176 192 208 224 240
OSCCAL (X1)
F
RC
(MHz)