Datasheet

MSP430F20x3
MSP430F20x2
MSP430F20x1
SLAS491I –AUGUST 2005–REVISED DECEMBER 2012 www.ti.com
SD16_A, SINAD Performance (f
SD16
= 1 MHz, SD16OSRx = 1024, SD16REFON = 1)
(MSP430F20x3)
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)
PW, N RSA
PARAMETER TEST CONDITIONS V
CC
UNIT
MIN TYP MIN TYP
SD16GAINx = 1,
Signal amplitude: V
IN
= 500 mV, 84 85 86 87
Signal frequency: f
IN
= 100 Hz
SD16GAINx = 2,
Signal amplitude: V
IN
= 250 mV, 82 83 82 83
Signal frequency: f
IN
= 100 Hz
SD16GAINx = 4,
Signal amplitude: V
IN
= 125 mV, 78 79 78 79
Signal frequency: f
IN
= 100 Hz
Signal-to-noise + distortion ratio
SINAD
1024
3 V dB
(OSR = 1024)
SD16GAINx = 8,
Signal amplitude: V
IN
= 62 mV, 73 74 73 74
Signal frequency: f
IN
= 100 Hz
SD16GAINx = 16,
Signal amplitude: V
IN
= 31 mV, 68 69 68 69
Signal frequency: f
IN
= 100 Hz
SD16GAINx = 32,
Signal amplitude: V
IN
= 15 mV, 62 63 62 63
Signal frequency: f
IN
= 100 Hz
SD16_A, SINAD Performance (f
SD16
= 1 MHz, SD16OSRx = 256, SD16REFON = 1) (MSP430F20x3)
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)
PW, N RSA
PARAMETER TEST CONDITIONS V
CC
UNIT
MIN TYP MIN TYP
SD16GAINx = 1,
Signal amplitude: V
IN
= 500 mV, 80 81 82 83
Signal frequency: f
IN
= 100 Hz
SD16GAINx = 2,
Signal amplitude: V
IN
= 250 mV, 74 75 76 77
Signal frequency: f
IN
= 100 Hz
SD16GAINx = 4,
Signal amplitude: V
IN
= 125 mV, 69 70 71 72
Signal frequency: f
IN
= 100 Hz
Signal-to-noise + distortion ratio
SINAD
256
3 V dB
(OSR = 256)
SD16GAINx = 8,
Signal amplitude: V
IN
= 62 mV, 63 64 67 68
Signal frequency: f
IN
= 100 Hz
SD16GAINx = 16,
Signal amplitude: V
IN
= 31 mV, 58 59 63 64
Signal frequency: f
IN
= 100 Hz
SD16GAINx = 32,
Signal amplitude: V
IN
= 15 mV, 52 53 57 58
Signal frequency: f
IN
= 100 Hz
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