Datasheet

AD9613 Data Sheet
Rev. C | Page 20 of 36
0
–20
THIRD HARMONIC
SECOND HARMONIC
–40
–60
–80
–100
–120
–140
10
0
20
30 40 50 60 70 80 90 100 110 120
FREQUENCY (MHz)
AMPLITUDE (dBFS)
09637-037
250MSPS
305.1MHz @ –1dBFS
SNR = 66.5dB (67.5dBFS)
SFDR = 83dBc
Figure 30. AD9613-250 Single-Tone FFT with f
IN
= 305.1 MHz
120
100
80
60
40
20
0
–10–20–30–40–50–60–70–80–90–100 0
INPUT AMPLITUDE (dBFS)
SNR/SFDR (dBc AND dBFS)
09637-038
SFDR (dBFS)
SNR (dBFS)
SFDR (dBc)
SNR (dBc)
Figure 31. AD9613-250 Single-Tone SNR/SFDR vs. Input Amplitude (A
IN
) with
f
IN
= 90.1 MHz
100
95
90
85
80
75
70
65
60
240 2602202001801601401201008060
FREQUENCY (MHz)
SNR/SFDR (dBc AND dBFS)
09637-039
SNR (dBFS)
SFDR (dBc)
Figure 32. AD9613-250 Single-Tone SNR/SFDR vs. Input Frequency (f
IN
)
0
–20
–40
–60
–80
–100
–120
–7.0–21.0–32.5–44.0–55.5–67.0–78.5–90.0
INPUT AMPLITUDE (dBFS)
SFDR/IMD3 (dBc AND dBFS)
09637-040
SFDR (dBFS)
IMD3 (dBc)
IMD3 (dBFS)
SFDR (dBc)
Figure 33. AD9613-250 Two-Tone SFDR/IMD3 vs. Input Amplitude (A
IN
) with
f
IN1
= 89.12, f
IN2
= 92.12 MHz, f
S
= 250 MSPS
0
–20
–40
–60
–80
–100
–120
–7.0
–21.0–32.5
–44.0–55.5
–67.0–78.5–90.0
INPUT AMPLITUDE (dBFS)
SFDR/IMD3 (dBc AND dBFS)
09637-041
SFDR (dBFS)
IMD3 (dBc)
IMD3 (dBFS)
SFDR (dBc)
Figure 34. AD9613-250 Two-Tone SFDR/IMD3 vs.
Input Amplitude (A
IN
) with f
IN1
= 184.12, f
IN2
= 187.12 MHz, f
S
= 250 MSPS
0
–20
–40
–60
–80
–100
–120
–140
100 20 30 40 50 60 70 80 90 100 110 120
FREQUENCY (MHz)
AMPLITUDE (dBFS)
09637-042
250MSPS
89.12MHz @ –7dBFS
92.12MHz @ –7dBFS
SFDR = 86dBc (93dBFS)
Figure 35. AD9613-250 Two-Tone FFT with f
IN1
= 89.12, f
IN2
= 92.12 MHz,
f
S
= 250 MSPS