Datasheet

137XMEGA A4U [DATASHEET]
Atmel-8387G-AVR-ATxmega16A4U-34A4U-64A4U-128A4U-Datasheet_03/2014
The maximum CPU clock frequency depends on V
CC
. As shown in Figure 36-22 the Frequency vs. V
CC
curve is linear
between 1.8V < V
CC
<2.7V.
Figure 36-22.Maximum Frequency vs. V
CC
.
1.8
12
32
MHz
V
2.7
3.6
1.6
Safe Operating Area