Datasheet

AD7357
Rev. B | Page 8 of 20
TYPICAL PERFORMANCE CHARACTERISTICS
–140
–120
–100
–80
–60
–40
–20
0
0 250 500 750 1000 1250 1500 1750 2000
FREQUENCY (kHz)
dB
07757-003
16,384 POINT FFT
f
SAMPLE
= 4.2MSPS
f
IN
= 1MHz
SINAD = 76.8dB
THD = –84.5dB
0
5000
10,000
15,000
20,000
8188 8189 8190 8191 8192 8193 8194 8195
CODE
NUMBER OF OCCURRENCES
32 HITS
07757-006
Figure 3. Typical FFT Figure 6. Histogram of Codes
1.0
0.8
0.6
0.4
0.2
0
–0.2
–0.4
–0.6
–0.8
–1.0
0 4000 8000 12,000 16,000
DNL ERROR (LSB)
CODE
07757-004
07757-007
65
67
69
71
73
75
77
79
012345
ANALOG INPUT FREQUENCY (MHz)
SNR (dB)
Figure 4. Typical DNL Figure 7. SNR vs. Analog Input Frequency
1.5
1.0
0.5
0
–0.5
–1.0
–1.5
0 4000 8000 12,000 16,000
INL ERROR (LSB)
CODE
07757-005
–85
–80
–75
–70
–65
–
60
0 5 10 15 20 25
SUPPLY RIPPLE FREQUENCY (MHz)
PSSR (dB)
07757-008
Figure 8. PSRR vs. Supply Ripple with No Supply Decoupling
Figure 5. Typical INL