SAM4L_14 Datasheet, PDF (131/176 Pages) ATMEL Corporation – Technology for Ultra-low Power Consumption

ATSAM4L8/L4/L2
9.9.2 Power-on Reset 33 Characteristics
Table 9-41. POR33 Characteristics ⁽¹⁾
Symbol
Parameter
Conditions
Min
Typ
Max
V_POT+
Voltage threshold on V_VDDIN rising
1.25
V_POT-
Voltage threshold on V_VDDIN falling
0.95
1.
These values are based on characterization. These values are not covered by test limits in production.
1.55
1.30
Units
V
Figure 9-4. POR33 Operating Principle
V_POT+
V_POT-
Time
9.9.3 Brown Out Detectors Characteristics
Table 9-42.
Symbol
V_HYST
BOD18 Characteristics ⁽¹⁾
Parameter
Step size, between adjacent values
in BSCIF.BOD18LEVEL⁽¹⁾
BOD hysteresis⁽¹⁾
t_DET
Detection time⁽¹⁾
I_BOD
t_STARTUP
Current consumption⁽¹⁾
Startup time⁽¹⁾
Conditions
T = 25°C
Time with V_VDDCORE <
BOD18.LEVEL necessary to
generate a reset signal
on VDDIN
on VDDCORE
Min
3
1.2
Typ Max
10.1
40
7.4
14
7
4.5
Units
mV
µs
µA
µs
42023GS–SAM–03/2014
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