ADS7041 Datasheet, PDF (8/37 Pages) Texas Instruments – Ultra-Low Power, Ultra-Small Size, 10-Bit, 1-MSPS, SAR ADC

ADS7041
SBAS675A – NOVEMBER 2014 – REVISED NOVEMBER 2014
Typical Characteristics (continued)
At T_A = 25°C, AVDD = 3 V, DVDD = 1.8 V, and f_SAMPLE = 1 MSPS, unless otherwise noted.
±70
±75
±73
±77
±76
±79
±79
±81
±82
±83
±85
0
50
100
150
200
250
Input Frequency (kHz)
C00
±85
1.8
2.1
2.4
2.7
3
Reference Voltage (V)
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3.3
3.6
C010
Figure 8. THD vs Input Frequency
90
88
86
84
82
80
±40
±7
26
59
92
125
Free-Air Temperature (^oC)
C007
Figure 9. THD vs Reference Voltage
90
86
82
78
74
70
0
50
100
150
200
250
Input Frequency (kHz)
C009
Figure 10. SFDR vs Free-Air Temperature
95
90
85
80
75
70
1.8
2.1
2.4
2.7
3
3.3
3.6
Reference Voltage (V)
C011
Figure 12. SFDR vs Reference Voltage (AVDD)
65536
Figure 11. SFDR vs Input Frequency
57344
49152
40960
32768
24576
16384
8192
0
512
Mean code = 512
Code
513
C012
Sigma = 0.0
Figure 13. DC Input Histogram
8
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