ATXMEGA128B1_14 Datasheet, PDF (98/142 Pages) ATMEL Corporation – 8/16-bit Atmel XMEGA B1 Microcontroller

Figure 37-13. I/O pin pull-up resistor current vs. input voltage.
V_CC = 3.0V.
140
120
100
80
60
40
20
0
0
0.3
0.6
0.9
1.2
1.5
1.8
2.1
2.4
2.7
V_PIN [V]
85°C
25°C
-40°C
3
Figure 37-14. I/O pin pull-up resistor current vs. pin voltage.
V_CC = 3.3V.
160
140
120
100
80
60
40
85°C
20
25°C
-40°C
0
0
0.35 0.7 1.05 1.4 1.75 2.1 2.45 2.8 3.15 3.5
V_PIN [V]
XMEGA B1 [DATASHEET] 98
Atmel-8330F-AVR-ATxmega64B1-128B1_datasheet–AVR–02/2014