MSP430F23X_14 Datasheet, PDF (41/93 Pages) Texas Instruments – MIXED SIGNAL MICROCONTROLLER

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MSP430F23x
MSP430F24x(1)
MSP430F2410
SLAS547I – JUNE 2007 – REVISED DECEMBER 2012
AVCC
V(SVS_IT−)
V(SVSstart)
V(B_IT−)
VCC(start)
Brownout
1
Vhys(SVS_IT−)
V_{hys(B_IT−)}
Brownout
Region
Software sets VLD >0:
SVS is active
0
SVS out
1
t _d(BOR)
SVS Circuit is Active From VLD > to V _CC < V(_{B_IT−)}
0
Set POR
1
0
td(SVSon)
undefined
td(SVSR)
Figure 12. SVS Reset (SVSR) vs Supply Voltage
Brown-
out
Region
t _d(BOR)
VCC
t _pw
3V
2
Rectangular Drop
1.5
Triangular Drop
VCC(min)
1
1 ns
1 ns
0.5
VCC
t _pw
3V
0
1
10
100
1000
t_pw − Pulse Width − µs
VCC(min)
t_f = t_r
t_f
t_r
t − Pulse Width − µs
Figure 13. V_CC(min): Square Voltage Drop and Triangle Voltage Drop to Generate an SVS Signal (VLD = 1)
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