MSP430X41X_11 Datasheet, PDF (31/64 Pages) Texas Instruments – MIXED SIGNAL MICROCONTROLLER

MSP430x41x
MIXED SIGNAL MICROCONTROLLER
SLAS340J − MAY 2001 − REVISED DECEMBER 2008
electrical characteristics over recommended operating free-air temperature (unless otherwise
noted) (continued)
2
Vcc = 3 V
Typical Conditions
1.5
V_CC
t_pw
3V
1
V_CC(drop)
0.5
0
0.001
1
t_pw − Pulse Width − μs
1000
1 ns
1 ns
t_pw − Pulse Width − μs
Figure 15. V_CC(drop) Level With a Square Voltage Drop to Generate a POR/Brownout Signal
2
Vcc = 3 V
1.5 ^{Typical Conditions}
V_CC
t_pw
3V
1
V_CC(drop)
0.5
0
0.001
1
t_pw − Pulse Width − μs
1000
t_f = t_r
t_f
t_r
t_pw − Pulse Width − μs
Figure 16. V_CC(drop) Level With a Triangle Voltage Drop to Generate a POR/Brownout Signal
SVS (supply voltage supervisor/monitor) (MSP430x412, MSP430x413 only) (see Notes 1 and 2)
PARAMETER
t_d(SVSR)
t_d(SVSon)
V_(SVSstart)
V_{(SVS_IT−)}
V_{hys(SVS_IT−)}
I_CC(SVS)
(see Note 1)
SVS
TEST CONDITIONS
dV_CC/dt > 30 V/ms (see Note 2)
dV_CC/dt ≤ 30 V/ms (see Note 2)
SVSon, switch from 0 to 1, V_CC = 3 V (see Note 2)
dV_CC/dt ≤ 3 V/s (see Figure 17)
dV_CC/dt ≤ 3 V/s (see Figure 17)
dV_CC/dt ≤ 3 V/s (see Figure 17)
VLD ≠ 0 (VLD bits are in SVSCTL register), V_CC = 2.2 V/3 V
MIN
5
20
1.8
70
TYP
1.55
1.95
100
MAX
150
2000
150
1.7
2.2
155
10
15
NOTES: 1. The current consumption of the SVS module is not included in the I_CC current consumption data.
2. The SVS is not active at power up.
UNIT
μs
μs
μs
V
V
mV
μA
• POST OFFICE BOX 655303 DALLAS, TEXAS 75265
31