ADS931_14 Datasheet, PDF (6/17 Pages) Texas Instruments – 8-Bit, 33MHz Sampling ANALOG-TO-DIGITAL CONVERTER

TYPICAL CHARACTERISTICS (Cont.)
At T_A = +25°C, V_S = +3V, specified single-ended input (–1dBFS) and sampling rate = 30MHz, unless otherwise specified.
2.0
1.0
0
–1.0
–2.0
0
DIFFERENTIAL LINEARITY ERROR
f_IN = 500kHz
64
128
192
256
Output Code
2.0
1.0
0
–1.0
–2.0
0
DIFFERENTIAL LINEARITY ERROR
f_IN = 12.5MHz
64
128
192
256
Output Code
4.0
2.0
0
–2.0
–4.0
0
INTEGRAL LINEARITY ERROR
f_IN = 500kHz
64
128
192
256
Output Code
DYNAMIC PERFORMANCE vs INPUT FREQUENCY
50
SFDR
48
SNR
46
44
0.1
1
10
100
Frequency (MHz)
SWEPT POWER SFDR
100
dBFS
80
60
40
20
dBc
0
–50
–40
–30
–20
–10
0
Input Amplitude (dBFS)
DIFFERENTIAL LINEARITY ERROR
vs TEMPERATURE
0.9
0.7
0.5
0.3
0.1
–50
–25
f_IN = 500kHz
f_IN = 12.5MHz
0
25
50
Temperature (°C)
75
100
6
ADS931
SBAS060A