Datasheet

79
[Not recommended for new designs - Use XMEGA A1U series] XMEGA A1 [DATASHEET]
8067O–AVR–06/2013
34.9 Brownout Detection Characteristics
Table 34-10. Brownout Detection characteristics.
Note: 1. BOD is calibrated to BOD level 0 at 85°C, and BOD level 0 is the default level.
34.10 PAD Characteristics
Table 34-11. PAD characteristics.
ADC/DAC ref
T= 85°C, After calibration 0.99 1.01
V
1
Variation over voltage and temperature V
CC
= 1.6 - 3.6V, T = -40C to 85C ±5 %
Symbol Parameter Condition Min Typ Max Units
Symbol Parameter Condition Min Typ Max Units
BOD level 0 falling Vcc 1.6
V
BOD level 1 falling Vcc 1.9
BOD level 2 falling Vcc 2.1
BOD level 3 falling Vcc 2.4
BOD level 4 falling Vcc 2.6
BOD level 5 falling Vcc 2.9
BOD level 6 falling Vcc 3.2
BOD level 7 falling Vcc 3.4
Hysteresis BOD level 0-5 2 %
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
V
CC
= 1.6 - 2.4V -0.5 0.2*V
CC
V
OL
Output Low Voltage GPIO
I
OL
= 15 mA, V
CC
= 3.3V 0.45 0.76
VI
OL
= 10 mA, V
CC
= 3.0V 0.3 0.64
I
OL
= 5 mA, V
CC
= 1.8V 0.2 0.46