TYPICAL PERFORMANCE CURVES (Cont.)
At TA = +25°C, VSS = +5V, fSAMPLE = 500kHz, fCLK = 16 • fSAMPLE, and internal reference, unless otherwise specified.
SIGNAL-TO-NOISE and
SIGNAL-TO-(NOISE+DISTORTION)
vs INPUT FREQUENCY
SPURIOUS FREE DYNAMIC RANGE and
TOTAL HARMONIC DISTORTION
vs INPUT FREQUENCY
76
74
72
70
68
66
90
85
80
75
70
–90
–85
–80
–75
–70
SNR
SFDR
THD*
SINAD
*First nine harmonics
of the input frequency
1k
10k
100k
1M
1k
10k
100k
1M
Input Frequency (Hz)
INTEGRAL LINEARITY ERROR vs CODE
DIFFERENTIAL LINEARITY ERROR vs CODE
1.00
0.75
1.00
0.75
0.50
0.50
0.25
0.25
0.00
0.00
–0.25
–0.50
–0.75
–1.00
–0.25
–0.50
–0.75
–1.00
000H
400H
800H
C00H
FFFH
000H
400H
800H
C00H
FFFH
Output Code
Output Code
CHANGE IN INTERNAL REFERENCE VOLTAGE
vs TEMPERATURE
CHANGE IN GAIN ERROR vs TEMPERATURE
6.0
8
6
4
4.0
2.0
2
0.0
0
–2
–4
–6
–8
–2.0
–4.0
–6.0
–50
–25
0
25
50
75
100
–50
–25
0
25
50
75
100
Temperature (°C)
Temperature (°C)
®
ADS7852
6
BB [ BURR-BROWN CORPORATION ]
