MSP430F4796IPZ Datasheet, PDF (43/89 Pages) Texas Instruments – MIXED SIGNAL MICROCONTROLLER

MSP430F47x
MIXED SIGNAL MICROCONTROLLER
SLAS629A -- MARCH 2009 -- REVISED APRIL 2009
electrical characteristics over recommended operating free-air temperature (unless otherwise
noted) (continued)
SD16_A, performance (f_SD16 = 30kHz, SD16REFON = 1, SD16BUFx = 01)
PARAMETER
TEST CONDITIONS
SD16GAINx = 1,Signal Amplitude = 500mV
SD16OSRx = 256
V_CC MIN
3V
TYP MAX
84
UNIT
SINAD
Signal-to-noise +
distortion ratio
SD16GAINx = 1,Signal Amplitude = 500mV
SD16OSRx = 512
f_IN = 2.8Hz 3 V
84
dB
SD16GAINx = 1,Signal Amplitude = 500mV
SD16OSRx = 1024
3V
84
Nominal gain
SD16GAINx = 1, SD16OSRx = 1024
3 V 0.97 1.00 1.02
Gain temperature
dG/dT
SD16GAINx = 1, SD16OSRx = 1024 (see Note 1)
3V
drift
15
ppm/_C
dG/dV_CC
Gain supply voltage SD16GAINx = 1, SD16OSRx = 1024, V_CC = 2.5V - 3.6V
drift
(see Note 2)
0.35
%/V
NOTES: 1. Calculated using the box method: (MAX(--40...85_C) -- MIN(--40...85_C))/MIN(--40...85_C)/(85C -- (--40_C))
2. Calculated using the box method: (MAX(2.5...3.6V) -- MIN(2.5...3.6V))/MIN(2.5...3.6V)/(3.6V -- 2.5V)
SD16_A, performance (f_SD16 = 1MHz, SD16OSRx = 256, SD16REFON = 1, SD16BUFx = 00)
PARAMETER
TEST CONDITIONS
SD16GAINx = 1,Signal Amplitude = 500mV
V_CC MIN TYP MAX
3 V 83.5 85
UNIT
SD16GAINx = 2,Signal Amplitude = 250mV
3 V 81.5 84
SINAD
Signal-to-noise +
distortion ratio
SD16GAINx = 4,Signal Amplitude = 125mV _{fIN = 50Hz,} 3 V
SD16GAINx = 8,Signal Amplitude = 62mV ^100Hz
3V
76 79.5
73 76.5
dB
SD16GAINx = 16,Signal Amplitude = 31mV
3V
69 73
SD16GAINx = 32,Signal Amplitude = 15mV
3V
62 69
SD16GAINx = 1
3 V 0.97 1.00 1.02
SD16GAINx = 2
3 V 1.90 1.96 2.02
SD16GAINx = 4
G
Nominal gain
SD16GAINx = 8
3 V 3.76 3.86 3.96
3 V 7.36 7.62 7.84
SD16GAINx = 16
3 V 14.56 15.04 15.52
SD16GAINx = 32
SD16GAINx = 1
E_OS
Offset error
SD16GAINx = 32
3 V 27.20 28.35 29.76
3V
±0.2
3V
±1.5 ^%FSR
dE_OS/dT
Offset error
temperature
coefficient
SD16GAINx = 1
SD16GAINx = 32
3V
±4 ±20 _ppm
3V
±20 ±100 ^FSR/_C
SD16GAINx = 1, Common-mode input signal:
3V
>90
Common-mode
V_ID = 500 mV, f_IN = 50 Hz, 100 Hz
CMRR
rejection ratio
SD16GAINx = 32, Common-mode input signal:
3V
dB
>75
V_ID = 16 mV, f_IN = 50 Hz, 100 Hz
PSRR
Power supply
rejection ratio
SD16GAINx = 1
3V
>80
dB
NOTES: 1. Calculated using the box method: (MAX(--40...85_C) -- MIN(--40...85_C)) / MIN(--40...85_C) / (85_C -- (--40_C))
2. Calculated using the ADC output code and the box method:
(MAX-code(2.5...3.6V) -- MIN-code(2.5...3.6V)) / MIN-code(2.5...3.6V) / (3.6V -- 2.5V)
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