參數(shù)資料
型號： ADS7953SBRHBT
廠商： TEXAS INSTRUMENTS INC
元件分類： ADC
英文描述： 16-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PQCC32
封裝： GREEN, PLASTIC, PQFP-32
文件頁數(shù)： 11/63頁
文件大小： 1734K
代理商： ADS7953SBRHBT
69
69.5
70
70.5
71
71.5
72
72.5
73
10
30
50
70
90
110
130
150
f
-InputFrequency-KHz
IN
SNR-Signal-to-NoiseRatio-dB
+VA =5V
+VBD=3V,
f =1MSPS,
T =25°C,
MXOShortedto AINP
S
A
69
69.5
70
70.5
71
71.5
72
72.5
73
10
30
50
70
90
110
130
150
f
-InputFrequency-KHz
IN
SINAD-Signal-to-NoiseandDistortion-dB
+VA =5V
+VBD=3V,
f =1MSPS,
T =25°C,
MXOShortedto AINP
S
A
-90
-88
-86
-84
-82
-80
-78
-76
-74
-72
-70
10
30
50
70
90
110
130
150
f
-InputFrequency-KHz
IN
THD-T
otalHarmonicDistortion-dB
+VA =5V
+VBD=3V,
f =1MSPS,
T =25°C,
MXOShortedto AINP
S
A
70
75
80
85
90
95
100
10
30
50
70
90
110
130
150
f
-InputFrequency-KHz
IN
SFDR-SpuriousFreeDynamicRange-dB
+VA =5V
+VBD=3V,
f =1MSPS,
T =25°C,
MXOShortedto AINP
S
A
69
69.5
70
70.5
71
71.5
72
20
40
60
80
100
10 W
f
-InputFrequency-KHz
IN
SINAD-Signal-to-NoiseandDistortion-dB
100 W
500 W
1000 W
+VA =5V
+VBD=5V,
f =1MSPS,
T =25°C,
BufferBetweenMXOand AINP
S
A
-90
-88
-86
-84
-82
-80
-78
-76
-74
-72
-70
20
40
60
80
100
10 W
100 W
500 W
1000 W
THD-T
otalHarmonicDistortion-dB
f
-InputFrequency-KHz
IN
+VA =5V
+VBD=5V,
f =1MSPS,
T =25°C,
BufferBetweenMXOand AINP
S
A
www.ti.com
SLAS605A – JUNE 2008 – REVISED JANUARY 2010
TYPICAL CHARACTERISTICS (12-Bit Devices Only) (continued)
Variations for 10-bit and 8-bit devices are too small to be illustrated through the characteristic curves
SIGNAL-TO-NOISE RATIO
SIGNAL-TO-NOISE + DISTORTION
TOTAL HARMONIC DISTORTION
vs
INPUT FREQUENCY
Figure 25.
Figure 26.
Figure 27.
SIGNAL-TO-NOISE + DISTORTION
TOTAL HARMONIC DISTORTION
vs
SPURIOUS FREE DYNAMIC RANGE
INPUT FREQUENCY
vs
(Across Different Source Resistance
INPUT FREQUENCY
Values)
Figure 28.
Figure 29.
Figure 30.
Copyright 2008–2010, Texas Instruments Incorporated
19
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