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MSP430F423AIPM датащи(PDF) 30 Page - Texas Instruments

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номер детали MSP430F423AIPM
подробное описание детали  MIXED SIGNAL MICROCONTROLLER
PDF  45 Pages
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производитель  TI [Texas Instruments]
домашняя страница  http://www.ti.com
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MSP430F423AIPM датащи(HTML) 30 Page - Texas Instruments

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MSP430F42xA
MIXED SIGNAL MICROCONTROLLER
SLAS587 -- FEBRUARY 2008
30
POST OFFICE BOX 655303
• DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature (unless otherwise
noted) (continued)
SD16, built-in voltage reference
PARAMETER
TEST CONDITIONS
VCC
MIN
TYP
MAX
UNIT
VREF
Internal reference
voltage
SD16REFON = 1, SD16VMIDON = 0
3V
1.14
1.20
1.26
V
IREF
Reference supply
current
SD16REFON = 1, SD16VMIDON = 0
3V
175
260
μA
TC
Temperature
coefficient
SD16REFON = 1, SD16VMIDON = 0
3V
20
50
ppm/K
CREF
VREF load
capacitance
SD16REFON = 1, SD16VMIDON = 0 (see Note 1)
100
nF
ILOAD
VREF maximum load
current
SD16REFON = 0
3V
±200
nA
tON
Turn-on time
SD16REFON = 0 → 1, SD16VMIDON = 0, CREF = 100 nF
3V
5
ms
DC PSR
DC power supply
rejection,
∆VREF/∆VCC
SD16REFON = 1, SD16VMIDON = 0, VCC = 2.5 V to 3.6 V
200
μV/V
NOTES: 1. There is no capacitance required on VREF. However, a capacitance of at least 100nF is recommended to reduce any reference
voltage noise.
SD16, built-in reference output buffer
PARAMETER
TEST CONDITIONS
VCC
MIN
TYP
MAX
UNIT
VREF,BUF
Reference buffer
output voltage
SD16REFON = 1, SD16VMIDON = 1
3V
1.2
V
IREF,BUF
Reference supply +
reference output
buffer quiescent
current
SD16REFON = 1, SD16VMIDON = 1
3V
385
600
μA
CREF(O)
Required load
capacitance on
VREF
SD16REFON = 1, SD16VMIDON = 1
470
nF
ILOAD,Max
Maximum load
current on VREF
SD16REFON = 1, SD16VMIDON = 1
3V
±1
mA
Maximum voltage
variation vs load
current
|ILOAD|=0to1mA
3V
--15
+15
mV
tON
Turn-on time
SD16REFON = 0 → 1, SD16VMIDON = 1, CREF = 470 nF
3V
100
μs
SD16, external reference input
PARAMETER
TEST CONDITIONS
VCC
MIN
TYP
MAX
UNIT
VREF(I)
Input voltage range
SD16REFON = 0
3V
1.0
1.25
1.5
V
IREF(I)
Input current
SD16REFON = 0
3V
50
nA



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