MSP430F2012IN datasheet(27/91 Pages) TI

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t d(BOR)

VCC

V(B_IT−)

Vhys(B_IT−)

VCC(start)

MSP430F20x3

MSP430F20x2

MSP430F20x1

www.ti.com

SLAS491G

– AUGUST 2005 – REVISED APRIL 2011

POR/Brownout Reset (BOR)

(1)

over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)

PARAMETER

TEST CONDITIONS

VCC

MIN

TYP

MAX

UNIT

0.7

VCC(start)

See Figure 8

dVCC/dt ≤ 3 V/s

V(B_IT-)

See Figure 8 through Figure 10

dVCC/dt ≤ 3 V/s

1.71

Vhys(B_IT-)

See Figure 8

dVCC/dt ≤ 3 V/s

130

210

td(BOR)

See Figure 8

2000

µs

Pulse length needed at RST/NMI pin to

t(reset)

2.2 V/3 V

µs

accepted reset internally

(1)

The current consumption of the brownout module is already included in the ICC current consumption data. The voltage level V(B_IT-) +

Vhys(B_IT-)is ≤ 1.8 V.

Figure 8. POR/Brownout Reset (BOR) vs Supply Voltage

MSP430F2012IN 数据表(PDF) 27 Page - Texas Instruments

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