参数资料
型号: MSP430F437IPZR
厂商: TEXAS INSTRUMENTS INC
元件分类: 微控制器/微处理器
英文描述: 16-BIT, FLASH, 8 MHz, RISC MICROCONTROLLER, PQFP100
封装: GREEN, PLASTIC, LQFP-100
文件页数: 41/79页
文件大小: 1301K
代理商: MSP430F437IPZR
MSP430x43x1, MSP430x43x, MSP430x44x1, MSP430x44x
MIXED SIGNAL MICROCONTROLLER
SLAS344G JANUARY 2002 REVISED OCTOBER 2009
46
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
typical characteristics (Continued)
VCC
0
0.5
1
1.5
2
VCC(drop)
t pw
tpw Pulse Width s
3 V
0.001
1
1000
tf
tr
tpw Pulse Width s
tf = tr
Typical Conditions
VCC = 3 V
V
CC(drop)
V
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) (continued)
supply voltage supervisor/monitor (SVS)
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 = 3 V
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(SVS_IT)
VCC/dt ≤ 3 V/s (see Figure 13)
VLD = 2 to 14
V(SVS_IT)
× 0.004
V(SVS_IT)
× 0.008
Vhys(SVS_IT)
VCC/dt ≤ 3 V/s (see Figure 13),
external voltage applied on A7
VLD = 15
4.4
10.4
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 13)
VLD = 7
2.46
2.65
2.86
V(SVS IT )
VCC/dt ≤ 3 V/s (see Figure 13)
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
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 3)
VLD
≠ 0, VCC = 2.2 V/3 V
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 3: The current consumption of the SVS module is not included in the ICC current consumption data.
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