MSP430X47X3_07 Datasheet, PDF (31/76 Pages) Texas Instruments – MIXED SIGNAL MICROCONTROLLER

MSP430x47x3, MSP430x47x4
MIXED SIGNAL MICROCONTROLLER
SLAS545A − MAY 2007 − REVISED DECEMBER 2007
electrical characteristics over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted) (continued)
typical characteristics − POR/brownout reset (BOR)
2
V_CC = 3 V
Typical Conditions
1.5
VCC
t _pw
3V
1
VCC(drop)
0.5
0
0.001
1
t_pw − Pulse Width − μs
1000
1 ns
1 ns
t_pw − Pulse Width − μs
Figure 9. V_CC(drop) Level With a Square Voltage Drop to Generate a POR/Brownout Signal
2
V_CC = 3 V
1.5 Typical Conditions
VCC
t _pw
3V
1
VCC(drop)
0.5
0
0.001
1
1000
t_f = t_r
t_f
t_r
t_pw − Pulse Width − μs
t_pw − Pulse Width − μs
Figure 10. V_CC(drop) Level With a Triangle Voltage Drop to Generate a POR/Brownout Signal
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