参数资料
型号: MSP430F439IPN
厂商: TEXAS INSTRUMENTS INC
元件分类: 微控制器/微处理器
英文描述: 16-BIT, FLASH, RISC MICROCONTROLLER, PQFP80
封装: GREEN. PLASTIC, LQFP-80
文件页数: 22/67页
文件大小: 1105K
代理商: MSP430F439IPN
MSP430F43x
MIXED SIGNAL MICROCONTROLLER
SLAS713 -- JUNE 2010
29
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
typical characteristics
VCC
0
0.5
1
1.5
2
t pw
tpw -- Pulse Width -- s
3V
0.001
1
1000
tf
tr
tpw -- Pulse Width -- s
tf =tr
Typical Conditions
VCC =3V
V
CC(drop)
--
V
VCC(drop)
Figure 12. VCC(drop) Level With a Triangle Voltage Drop to Generate a POR/Brownout Signal
electrical characteristics over recommended operating free-air temperature (unless otherwise
noted)
SVS (supply voltage supervisor/monitor)
PARAMETER
TEST CONDITIONS
MIN
NOM
MAX
UNIT
t
dVCC/dt > 30 V/ms (see Figure 13)
5
150
s
t(SVSR)
dVCC/dt ≤ 30 V/ms
2000
s
td(SVSon)
SVSon, switch from VLD=0 to VLD ≠ 0, VCC =3V
20
150
s
tsettle
VLD ≠ 0
12
s
V(SVSstart)
VLD ≠ 0, VCC/dt ≤ 3 V/s (see Figure 13)
1.55
1.7
V
VLD = 1
70
120
155
mV
Vhys(SVSIT--)
VCC/dt ≤ 3 V/s (see Figure 13)
VLD = 2 .. 14
V(SVS_IT--)
x 0.001
V(SVS_IT--)
x 0.016
Vhys(SVS_IT--)
VCC/dt ≤ 3 V/s (see Figure 13), 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
2.23
VLD = 3
2.05
2.2
2.35
VLD = 4
2.14
2.3
2.46
VLD = 5
2.24
2.4
2.58
VLD = 6
2.33
2.5
2.69
V /dt ≤ 3 V/s (see Figure 13)
VLD = 7
2.46
2.65
2.84
V(SVS IT )
VCC/dt ≤ 3V/s (see Figure 13)
VLD = 8
2.58
2.8
2.97
V
V(SVS_IT--)
VLD = 9
2.69
2.9
3.10
V
VLD = 10
2.83
3.05
3.26
VLD = 11
2.94
3.2
3.39
VLD = 12
3.11
3.35
3.58
VLD = 13
3.24
3.5
3.73
VLD = 14
3.43
3.7
3.96
VCC/dt ≤ 3 V/s (see Figure 13), external voltage applied
on A7
VLD = 15
1.1
1.2
1.3
ICC(SVS)
(see Note 1)
VLD ≠ 0, VCC =2.2 V/3V
10
15
A
The recommended operating voltage range is limited to 3.6 V.
tsettle 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 ICC current consumption data.
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