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ADS7816 Datasheet, PDF (5/13 Pages) Burr-Brown (TI) – 12-Bit High Speed Micro Power Sampling ANALOG-TO-DIGITAL CONVERTER | |||
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TYPICAL PERFORMANCE CURVES (CONT)
At TA = +25°C, VCC = +5V, VREF = +5V, fSAMPLE = 200kHz, and fCLK = 16 ⢠fSAMPLE, unless otherwise specified.
POWER SUPPLY REJECTION vs RIPPLE FREQUENCY
0
â10
â20
â30
â40
â50
â60
â70
â80
â90
1
10
100
1000
Ripple Frequency (kHz)
10000
0
â10
â20
â30
â40
â50
â60
â70
â80
â90
â100
â110
â120
0
FREQUENCY SPECTRUM
(2048 Point FFT; fIN = 9.9kHz, â0.5dB)
25
50
75
100
Frequency (kHz)
100
90
80
70
60
50
40
30
20
10
0
1
SPURIOUS FREE DYNAMIC RANGE and
SIGNAL-TO-NOISE RATIO vs FREQUENCY
Spurious Free Dynamic Range
Signal-to-Noise Ratio
10
100
Frequency (kHz)
0
â10
â20
â30
â40
â50
â60
â70
â80
â90
â100
1
TOTAL HARMONIC DISTORTION vs FREQUENCY
10
100
Frequency (kHz)
SIGNAL-TO-(NOISE + DISTORTION) vs FREQUENCY
100
90
80
70
60
50
40
30
20
10
0
1
10
100
Frequency (kHz)
SIGNAL-TO-(NOISE + DISTORTION) vs INPUT LEVEL
80
70
60
50
40
30
20
10
0
â40 â35 â30 â25 â20 â15 â10 â5 0
Input Level (dB)
®
5
ADS7816
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