Datasheet

67
8069R–AVR–06/2013
XMEGA A4
Not recommended for new designs -
Use XMEGA A4U series
34.9 Brownout Detection Characteristics
Note: 1. BOD is calibrated at 85°C within BOD level 0 values, and BOD level 0 is the default level.
34.10 PAD Characteristics
Table 34-10. Brownout Detection Characteristics
(1)
Symbol Parameter Condition Min Typ Max Units
BOD level 0 falling Vcc 1.62 1.63 1.7
V
BOD level 1 falling Vcc 1.9
BOD level 2 falling Vcc 2.17
BOD level 3 falling Vcc 2.43
BOD level 4 falling Vcc 2.68
BOD level 5 falling Vcc 2.96
BOD level 6 falling Vcc 3.22
BOD level 7 falling Vcc 3.49
Hysteresis BOD level 0-5 1 %
Table 34-11. PAD Characteristics
Symbol Parameter Condition Min Typ Max Units
V
IH
Input High Voltage
V
CC
= 2.4 - 3.6V 0.7*V
CC
V
CC
+0.5
V
V
CC
= 1.6 - 2.4V 0.8*V
CC
V
CC
+0.5
V
IL
Input Low Voltage
V
CC
= 2.4 - 3.6V -0.5 0.3*V
CC
V
CC
= 1.6 - 2.4V -0.5 0.2*V
CC
V
OL
Output Low Voltage GPIO
I
OH
= 15 mA, V
CC
= 3.3V 0.4 0.76
I
OH
= 10 mA, V
CC
= 3.0V 0.3 0.64
I
OH
= 5 mA, V
CC
= 1.8V 0.2 0.46
V
OH
Output High Voltage GPIO
I
OH
= -8 mA, V
CC
= 3.3V 2.6 3.0
I
OH
= -6 mA, V
CC
= 3.0V 2.1 2.7
I
OH
= -2 mA, V
CC
= 1.8V 1.4 1.6
I
IL
Input Leakage Current I/O pin <0.001 1
µA
I
IH
Input Leakage Current I/O pin <0.001 1
R
P
I/O pin Pull/Buss keeper Resistor T= -40°C to 85°C 20
k

R
RST
Reset pin Pull-up Resistor T= -40°C to 85°C 20
Input hysteresis V
CC
= 1.6 V - 3.6 V, T= -40°C to 85°C 0.5 V