0
0.5
1
1.5
2
VCC
VCC
1 ns
1 ns
VCC(min)
t pw
t
pw
− Pulse Width − µs
V
CC(min)
−
V
3 V
1
10
1000
t
f
t
r
t − Pulse Width − µs
100
t pw
3 V
t
f
= t
r
Rectangular Drop
Triangular Drop
VCC(min)
VCC(start)
AVCC
V(B_IT−)
Brownout
Region
V(SVSstart)
V(SVS_IT−)
Software sets VLD >0:
SVS is active
td(SVSR)
undefined
Vhys(SVS_IT−)
0
1
td(BOR)
Brownout
0
1
td(SVSon)
td(BOR)
0
1
Set POR
Brown-
out
Region
SVS Circuit is Active From VLD > to V
CC
< V(
B_IT−)
SVS out
V
hys(B_IT−)
MSP430F23x
MSP430F24x(1)
MSP430F2410
www.ti.com
SLAS547I – JUNE 2007 – REVISED DECEMBER 2012
Figure 12. SVS Reset (SVSR) vs Supply Voltage
Figure 13. V
CC(min)
: Square Voltage Drop and Triangle Voltage Drop to Generate an SVS Signal (VLD = 1)
Copyright © 2007–2012, Texas Instruments Incorporated
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