參數(shù)資料
型號(hào): ADS8382IBRHPT
廠商: TEXAS INSTRUMENTS INC
元件分類: ADC
英文描述: 1-CH 18-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PQCC28
封裝: 6 X 6 MM, GREEN, PLASTIC, QFN-28
文件頁(yè)數(shù): 2/35頁(yè)
文件大?。?/td> 1416K
代理商: ADS8382IBRHPT
www.ti.com
93
94
95
96
97
fi Input Frequency kHz
+VA = 5 V,
+VBD = 5 V,
REFIN = 4.096 V
TA = 25°C
SNR
Signal-to-Noise
Ratio
dB
1
10
100
95
100
105
110
115
120
125
1
10
100
fi Input Frequency kHz
SFDR
Spurious
Free
Dynamic
Range
dB
+VA = 5 V,
+VBD = 5 V,
REFIN = 4.096 V,
TA = 25°C
120
115
110
105
100
95
fi Input Frequency kHz
+VA = 5 V,
+VBD = 5 V,
REFIN = 4.096 V
TA = 25°C
THD
T
otal
Harmonic
Distortion
dB
1
10
100
0
1000
2000
3000
4000
5000
6000
10 9 87 6 5 4 3 2 1 0 1 2 3 4 5 6 7 8 9 10 11 12
Hits
2’s Complement Code in Decimal
+VA = 5 V,
+VBD = 5 V,
REFIN = 4.096 V
TA = 25°C
5601
5200
3786
2460
1383
874
151
19
301
40
6
0
1000
2000
3000
4000
5000
6000
130079
130080
130081
130082
130083
130084
130085
130086
130087
130088
130089
130090
130091
130092
130093
130094
130095
130096
130097
130098
130099
130100
Hits
2’s Complement Code in Decimal
+VA = 5 V,
+VBD = 5 V,
REFIN = 4.096 V
TA = 25°C
5098
5067
3979
1521
472
51
6
1
2582
987
211
23
2
ADS8382
SLAS416B – JUNE 2004 – REVISED NOVEMBER 2004
TYPICAL CHARACTERISTICS (continued)
SIGNAL-TO-NOISE RATIO
SPURIOUS FREE DYNAMIC RANGE
vs
INPUT FREQUENCY
Figure 13.
Figure 14.
TOTAL HARMONIC DISTORTION
vs
INPUT FREQUENCY
Figure 15.
HISTOGRAM
APPROXIMATELY 20000 CONVERSIONS
WITH A DC INPUT AT MIDSCALE (0 V)
WITH A DC INPUT CLOSE TO FULL SCALE (4 V)
Figure 16.
Figure 17.
10
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