MSP430FE42XA_14 Datasheet, PDF (29/50 Pages) Texas Instruments – MIXED SIGNAL MICROCONTROLLER

MSP430FE42xA
MIXED SIGNAL MICROCONTROLLER
SLAS588 -- FEBRUARY 2008
electrical characteristics over recommended operating free-air temperature (unless otherwise
noted) (continued)
ESP430CE1A, SD16 performance (f_SD16 = 1 MHz, SD16OSRx = 256, SD16REFON = 1)
PARAMETER
TEST CONDITIONS
V_CC MIN
SD16GAINx = 1,Signal Amplitude = 500mV
3 V 83.5
TYP
85
SD16GAINx = 2,Signal Amplitude = 250mV
3 V 81.5
84
SINAD
Signal-to-noise +
distortion ratio
SD16GAINx = 4,Signal Amplitude = 125mV _{fIN = 50 Hz,} 3 V
SD16GAINx = 8,Signal Amplitude = 62mV ^{100 Hz}
3V
76 79.5
73 76.5
SD16GAINx = 16,Signal Amplitude = 31mV
3V
69
73
SD16GAINx = 32,Signal Amplitude = 15mV
3V
62
69
SD16GAINx = 1
3 V 0.97 1.00
SD16GAINx = 2
3 V 1.90 1.96
SD16GAINx = 4
G
Nominal gain
SD16GAINx = 8
3 V 3.76 3.86
3 V 7.36 7.62
SD16GAINx = 16
3 V 14.56 15.04
SD16GAINx = 32
3 V 27.20 28.35
SD16GAINx = 1
3V
E_OS
Offset error
SD16GAINx = 32
3V
dE_OS/dT
Offset error
temperature
coefficient
SD16GAINx = 1
SD16GAINx = 32
3V
±4
3V
±20
Common-mode
SD16GAINx = 1, Common-mode input signal:
V_ID = 500 mV, f_IN = 50 Hz, 100 Hz
3V
>90
CMRR
rejection ratio
SD16GAINx = 32, Common-mode input signal:
V_ID = 16 mV, f_IN = 50 Hz, 100 Hz
3V
>75
AC PSRR
AC power supply
rejection ratio
SD16GAINx = 1, V_CC = 3 V ± 100 mV, f_VCC = 50 Hz
3V
>80
X_T
Crosstalk
3V
<--100
MAX
1.02
2.02
3.96
7.84
15.52
29.76
±0.2
±1.5
±20
±100
UNIT
dB
%FSR
ppm
FSR/_C
dB
dB
dB
ESP430CE1A, SD16 temperature sensor
PARAMETER
TEST CONDITIONS
V_CC
TC_Sensor
Sensor temperature
coefficient
V_{Offset,sensor}
Sensor offset
voltage
V_Sensor
NOTES:
Temperature sensor voltage at T_A = 85°C
3V
Sensor output
voltage (see Note 2)
Temperature sensor voltage at T_A = 25°C
3V
Temperature sensor voltage at T_A = 0°C
3V
1. The following formula can be used to calculate the temperature sensor output voltage:
V_Sensor,typ = TC_Sensor ( 273 + T [°C] ) + V_{Offset,sensor} [mV]
2. Results based on characterization and/or production test, no TC_Sensor or V_{Offset,sensor}.
MIN TYP MAX UNIT
1.18 1.32 1.46 mV/K
--100
100 mV
435 475 515
355 395 435 mV
320 360 400
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