Texas Instruments MSP430FG47x, Руководство пользователя

Страница: 32 / 93

MSP430FG47x
MIXED SIGNAL MICROCONTROLLER
SLAS580D -- OCTOBER 2008 -- REVISED MARCH 2011
32
POST OFFICE BOX 655303

DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature (unless otherwise
noted)
SVS (supply voltage supervisor/monitor)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
t
dV
CC
/dt > 30 V/ms (see Figure 10) 5 150

s
t
(SVSR)
dV
CC
/dt

30 V/ms 2000

s
t
d(SVSon)
SVSON, switch from VLD = 0 to VLD

0, V
CC
= 3 V 150 300

s
t
settle
VLD

0
‡
12

s
V
(SVSstart)
VLD

0, V
CC
/dt

3 V/s (see Figure 10) 1.55 1.7 V
VLD = 1 70 120 210 mV
V
hys(SVS IT--)
V
CC
/dt

3 V/s (see Figure 10)
VLD = 2 .. 14
V
(SVS_IT--)
x 0.001
V
(SVS_IT--)
x 0.016
V
hys(SVS_IT--)
V
CC
/dt

3 V/s (see Figure 10), External voltage applied
on A7
VLD = 15 4.4 20 mV
VLD = 1 1.8 1.9 2.05
VLD = 2 1.94 2.1 2.25
VLD = 3 2.05 2.2 2.37
VLD = 4 2.14 2.3 2.48
VLD = 5 2.24 2.4 2.6
VLD = 6 2.33 2.5 2.71
V /dt

3 V/s (see Figure 10 and Figure 11)
VLD = 7 2.46 2.65 2.86
V
(SVS IT )
V
CC
/dt

3 V/s (see Figure 10 and Figure 11)
VLD = 8 2.58 2.8 3
V V
(SVS_IT--)
VLD = 9 2.69 2.9 3.13
V
VLD = 10 2.83 3.05 3.29
VLD = 11 2.94 3.2 3.42
VLD = 12 3.11 3.35 3.61
†
VLD = 13 3.24 3.5 3.76
†
VLD = 14 3.43 3.7
†
3.99
†
V
CC
/dt

3 V/s (see Figure 10 and Figure 11), External
voltage applied on A7
VLD = 15 1.1 1.2 1.3
I
CC(SVS)
(see Note 1)
VLD

0, V
CC
= 2.2 V/3 V 10 15

A
†
The recommended operating voltage range is limited to 3.6 V.
‡
t
settle
is the settling time that the comparator o/p needs to have a stable level after VLD is switched VLD

0 to a different VLD value somewhere
between 2 and 15. The overdrive is assumed to be > 50 mV.
NOTE 1: The current consumption of the SVS module is not included in the I
CC
current consumption data.