Instruction Manual

187
2588B–AVR–11/06
ATtiny261/461/861
23.3 Speed Grades
Figure 23-1. Maximum Frequency vs. V
CC
Figure 23-2. Maximum Frequency vs. V
CC
10 MHz
4 MHz
1.8V 2.7V 5.5V
Safe Operating Area
20 MHz
10 MHz
2.7V 4.5V 5.5V
Safe Operating Area