Datasheet

5
®
ADS7816
SIGNAL-TO-(NOISE + DISTORTION) vs INPUT LEVEL
80
70
60
50
40
30
20
10
0
Signal-to-(Noise Ratio Plus Distortion) (dB)
–40 –35 –30 –25 –20 –15 –10 –5 0
Input Level (dB)
SIGNAL-TO-(NOISE + DISTORTION) vs FREQUENCY
100
90
80
70
60
50
40
30
20
10
0
Signal-to-(Noise + Distortion) (dB)
1 10 100
Frequency (kHz)
TYPICAL PERFORMANCE CURVES (CONT)
At T
A
= +25°C, V
CC
= +5V, V
REF
= +5V, f
SAMPLE
= 200kHz, and f
CLK
= 16 • f
SAMPLE
, unless otherwise specified.
POWER SUPPLY REJECTION vs RIPPLE FREQUENCY
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
Power Supply Rejection (dB)
1 10 100 1000 10000
Ripple Frequency (kHz)
TOTAL HARMONIC DISTORTION vs FREQUENCY
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
Total Harmonic Distortion (dB)
1 10 100
Frequency (kHz)
FREQUENCY SPECTRUM
(2048 Point FFT; f
IN
= 9.9kHz, –0.5dB)
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
Amplitude (dB)
0 255075100
Frequency (kHz)
SPURIOUS FREE DYNAMIC RANGE and
SIGNAL-TO-NOISE RATIO vs FREQUENCY
100
90
80
70
60
50
40
30
20
10
0
Spurious Free Dynamic Range
and Signal-to-Noise Ratio (dB)
1 10 100
Frequency (kHz)
Spurious Free Dynamic Range
Signal-to-Noise Ratio