MSP430G2230-EP Datasheet, PDF (18/40 Pages) Texas Instruments – MIXED SIGNAL MICROCONTROLLER

MSP430G2230-EP
SLAS863 – AUGUST 2012
www.ti.com
POR/Brownout Reset (BOR)⁽¹⁾
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)
V_CC(start)
V_{(B_IT–)}
V_{hys(B_IT–)}
t_d(BOR)
t_(reset)
PARAMETER
See Figure 11
See Figure 11 through Figure 13
See Figure 11
See Figure 11
Pulse length needed at RST/NMI pin to
accept reset internally
TEST CONDITIONS
dV_CC/dt ≤ 3 V/s
dV_CC/dt ≤ 3 V/s
dV_CC/dt ≤ 3 V/s
See ⁽²⁾
See ⁽²⁾
V_CC
MIN TYP MAX UNIT
0.7 × V_{(B_IT–)}
V
1.35
1V
140
mV
2000 µs
3V
2
µs
(1) The current consumption of the brownout module is already included in the I_CC current consumption data. The voltage level V_{(B_IT–)} +
V_{hys(B_IT–)}is ≤ 1.8 V.
(2) Minimum and maximum parameters are characterized up to T_A = 105°C unless otherwise noted.
VCC
Vhys(B_IT−)
V(B_IT−)
V_{CC(s t ar t )}
1
0
t _d(BOR)
Figure 11. POR/Brownout Reset (BOR) vs Supply Voltage
18
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