Texas Instruments SimpleLink CC2652PSIP Manual page 37

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8.16.6 ADC Performance
11.4
Internal Reference, No Averaging
Internal Unscaled Reference, 14-bit Mode
11.1
10.8
10.5
10.2
9.9
9.6
0.2 0.3 0.5 0.7 1
Figure 8-30. ENOB vs. Input Frequency
Vin = 3.0 V Sine wave, Internal reference, 200 kSamples/s
1.5
1
0.5
0
-0.5
-1
-1.5
0 400 800 1200
Figure 8-32. INL vs. ADC Code
Vin = 1 V, Internal reference, 200 kSamples/s
1.01
1.009
1.008
1.007
1.006
1.005
1.004
1.003
1.002
1.001
1
-40 -30 -20 -10 0 10
Figure 8-34. ADC Accuracy vs. Temperature
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2 3 4 5 6 7 8 10 20 30 40 50 70 100
Frequency [kHz]
1600 2000 2400 2800 3200 3600
ADC Code
20 30 40 50 60 70 80
Temperature [°C]
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Vin = 3.0 V Sine wave, Internal reference, Fin = Fs / 10
10.2
10.15
10.1
10.05
10
9.95
9.9
9.85
9.8
1 2
Figure 8-31. ENOB vs. Sampling Frequency
Vin = 3.0 V Sine wave, Internal reference, 200 kSamples/s
2.5
2
1.5
1
0.5
0
-0.5
4000 0 400 800
Figure 8-33. DNL vs. ADC Code
Vin = 1 V, Internal reference, 200 kSamples/s
1.01
1.009
1.008
1.007
1.006
1.005
1.004
1.003
1.002
1.001
1
1.8 2
90 100
Figure 8-35. ADC Accuracy vs. Supply Voltage
CC2652PSIP
SWRS263A – FEBRUARY 2021 – REVISED JUNE 2022
3 4 5 6 7 8 10 20 30 40 50
Frequency [kHz]
1200 1600 2000 2400 2800
ADC Code
2.2 2.4 2.6 2.8 3
Voltage [V]
(VDDS)
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CC2652PSIP
70 100 200
3200 3600 4000
3.2 3.4 3.6
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