MSP430F2101 Datasheet, PDF (20/53 Pages) Texas Instruments – MIXED SIGNAL MICROCONTROLLER

MSP430x21x1
MIXED SIGNAL MICROCONTROLLER
SLAS439C − SEPTEMBER 2004 − REVISED JULY 2006
electrical characteristics over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted) (continued)
typical characteristics − POR/brownout reset (BOR)
2
VCC = 3 V
Typical Conditions
1.5
VCC
t _pw
3V
1
VCC(drop)
0.5
0
0.001
1
tpw − Pulse Width − µs
1000
1 ns
1 ns
tpw − Pulse Width − µs
Figure 9. V_CC(drop) Level With a Square Voltage Drop to Generate a POR/Brownout Signal
2
VCC = 3 V
1.5 Typical Conditions
VCC
t _pw
3V
1
VCC(drop)
0.5
0
0.001
1
1000
tf = tr
tf
tr
tpw − Pulse Width − µs
tpw − Pulse Width − µs
Figure 10. V_CC(drop) Level With a Triangle Voltage Drop to Generate a POR/Brownout Signal
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