Datasheet

AD9236 Data Sheet
Rev. C | Page 12 of 36
0
–10
–20
–30
–40
–50
–60
–70
AMPLITUDE (dBFS)
–80
–90
–100
–110
–120
0 5 10 15 20 25 30 35 40
FREQUENCY (MHz)
03066-0-036
AIN = –6.5dBFS
SNR = 71.3dBFS
SFDR = 92.5dBc
Figure 15. Two-Tone 8K FFT @ 30 MHz and 31 MHz
0
–10
–20
–30
–40
–50
–60
–70
AMPLITUDE (dBFS)
–80
–90
–100
–110
–120
0 5 10 15 20 25 30 35 40
FREQUENCY (MHz)
03066-0-037
AIN = –6.5dBFS
SNR = 71.0dBFS
SFDR = 79.3dBc
Figure 16. Two-Tone 8K FFT @ 69 MHz and 70 MHz
1.0
0.8
0.6
0.4
0.2
0
–0.2
–0.4
–0.6
–0.8
INL (LSB)
–1.0
0 1024 2048 3072 4096
CODE
03066-0-038
Figure 17. Typical INL
100
90
80
70
60
50
SNR/SFDR (dBc AND dBFS)
40
–30 –27 –24 –21 –18 –15 –12 –9 –6
INPUT AMPLITUDE (dBFS)
03066-0-039
SFDR = 90dB
REFERENCE LINE
SFDR (dBc)
SNR (dBFS)
SNR (dBc)
SFDR (dBFS)
Figure 18. Two-Tone SNR/SFDR vs. Input Amplitude @ 30 MHz and 31 MHz
100
90
80
70
60
50
SNR/SFDR (dBc AND dBFS)
40
–30 –27 –24 –21 –18 –15 –12 –9 –6
INPUT AMPLITUDE (dBFS)
03066-0-040
SFDR = 90dB
REFERENCE LINE
SFDR (dBc)
SFDR (dBFS)
SNR (dBFS)
SNR(dBc)
Figure 19. Two-Tone SNR/SFDR vs. Input Amplitude @ 69 MHz and 70 MHz
1.0
0.8
0.6
0.4
0.2
0
–0.2
–0.4
–0.6
–0.8
DNL (LSB)
–1.0
0 1024 2048 3072 4096
CODE
03066-0-041
Figure 20. Typical DNL