Datasheet

699
11011B–ATARM–21-Feb-12
SAM3N
Note: 1. The product is guaranteed to be functional at V
TH-
Figure 35-1. Core Brownout Output Waveform
Table 35-4. Core Power Supply Brownout Detector Characteristics
Symbol Parameter Conditions Min Typ Max Units
V
TH-
Supply Falling Threshold
(1)
1.52 1.55 1.58 V
V
HYST-
Hysteresis V
TH-
25 38 mV
V
TH+
Supply Rising Threshold 1.35 1.50 1.62 V
V
HYST+
Hysteresis V
TH+
100 170 250 mV
I
DDON
I
DDOFF
Current Consumption on
VDDCORE
Brownout Detector enabled
Brownout Detector disabled
18
200
µA
nA
Td-
V
TH-
detection propagation
time
VDDCORE = V
TH+
to (V
TH-
- 100mV)
200 ns
T
START
Startup Time From disabled state to enabled state 100 200 µs
t
VDDCORE
Vth-
Vth+
BOD OUTPUT
t
td+td-