Datasheet

83XMEGA E5 [DATASHEET]
Atmel-8153H–AVR-ATxmega8E5-ATxmega16E5-ATxmega32E5_Datasheet–07/2014
36.9.1 Brownout Detection Characteristics
36.10 External Reset Characteristics
Table 36-16. External reset characteristics
36.11 Power-on Reset Characteristics
Table 36-17. Power-on reset characteristics.
Note: 1. VPOT- values are only valid when BOD is disabled. When BOD is enabled VPOT- = VPOT+.
Symbol Parameter Condition Min. Typ. Max. Units
V
BOT
BOD level 0 falling V
CC
1.50 1.65 1.75
V
BOD level 1 falling V
CC
1.8
BOD level 2 falling V
CC
2.0
BOD level 3 falling V
CC
2.2
BOD level 4 falling V
CC
2.4
BOD level 5 falling V
CC
2.6
BOD level 6 falling V
CC
2.8
BOD level 7 falling V
CC
3.0
T
BOD
Detection time
Continuous mode 0.4 µs
Sampled mode 1.0 ms
V
HYST
Hysteresis
BOD level 0 - 7. Min
value measured at
BOD level 0
1.0 %
Symbol Parameter Condition Min. Typ. Max. Units
t
EXT
Minimum reset pulse width 90 1000 ns
V
RST
Reset threshold voltage (V
IH
)
V
CC
= 2.7 - 3.6V 0.6*V
CC
V
V
CC
= 1.6 - 2.7V 0.6*V
CC
Reset threshold voltage (V
IL
)
V
CC
= 2.7 - 3.6V 0.5*V
CC
V
CC
= 1.6 - 2.7V 0.4*V
CC
R
RST
Reset pin Pull-up Resistor 25 kΩ
Symbol Parameter Condition Min. Typ. Max. Units
V
POT-
(1)
POR threshold voltage falling V
CC
V
CC
falls faster than 1V/ms 0.4 1.0
V
V
CC
falls at 1 V/ms or slower 0.8 1.3
V
POT+
POR threshold voltage raising V
CC
1.3 1.59 V