Atmel ATtiny25

172
7598H–AVR–07/09
ATtiny25/45/85
Figure 23-33. BOD Thresholds vs. Temperature (BODLEVEL Is 1.8V)
23.8 Internal Oscillator Speed
Figure 23-34. Watchdog Oscillator Frequency vs. V
CC
)
BOD THRES HOLDS vs . TEMP ERATURE
BODLEVEL a t 1.8V
Rising Vcc
Fa lling Vc c
1.6
1.65
1.7
1.75
1.8
1.85
1.9
-50 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140
Temperature (C)
Threshold (V)
WATCHDOC OS CILLATOR FREQUENCY vs . V
CC
125 ˚C
85 ˚C
25 ˚C
-40 ˚C
0.1
0.102
0.104
0.106
0.108
0.11
0.112
0.114
0.116
0.118
1.52 2.53 3.54 4.55 5.5
V
CC
(V)
F
RC
(MHz)