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SVS Operation
6-6 Supply Voltage Supervisor
6.2.4 SVS Operating Range
Each SVS level has hysteresis to reduce sensitivity to small supply voltage
changes when AV
CC
is close to the threshold. The SVS operation and
SVS/Brownout interoperation are shown in Figure 6−3.
Figure 6−3. Operating Levels for SVS and Brownout/Reset Circuit
V
CC(start)
AV
CC
V
(B_IT−)
Brownout
Region
V
(SVSstart)
V
(SVS_IT−)
t
d(SVSR)
undefined
V
hys(SVS_IT−)
0
1
t
d(BOR)
Brownout
0
1
t
d(SVSon)
t
d(BOR)
0
1
Set POR
Brown-
Out
Region
SVS Circuit Active
SVSOUT
V
hys(B_IT−)
Software Sets VLD>0