Datasheet

AD9480
Rev. A | Page 11 of 28
TYPICAL PERFORMANCE CHARACTERISTICS
AVDD, DRVDD = 3.3 V, T = 25°C, A
IN
differential drive, FS = 1, unless otherwise noted.
MHz
dB
0
–20
–10
–50
–40
–30
–70
–60
–90
–80
0604020 80 100 120
04619-020
SNR = 46.2dB
H2 = 72.8dBc
H3 = 73.2dBc
SFDR = 69.8dBc
Figure 4. FFT: f
S
= 250 MSPS, A
IN
= 10.3 MHz @ −1 dBFS
MHz
dB
0
–20
–10
–50
–40
–30
–70
–60
–90
–80
0604020 80 100 120
04619-021
SNR = 46.1dB
H2 = 71.4dBc
H3 = 74.3dBc
SFDR = 68.7dBc
Figure 5. FFT: f
S
= 250 MSPS, A
IN
= 70 MHz @ –1 dBFS
MHz
dB
0
–20
–10
–50
–40
–30
–70
–60
–90
–80
0604020 80 100 120
04619-022
SNR = 45.9dB
H2 = 67dBc
H3 = 73.3dBc
SFDR = 67dBc
Figure 6. FFT: f
S
= 250 MSPS, A
IN
= 70 MHz @ –1 dBFS, Single-Ended Input
MHz
dB
0
–20
–10
–50
–40
–30
–70
–60
–90
–80
0604020 80 100 120
04619-023
SNR = 45.9dB
H2 = 71.9dBc
H3 = 67dBc
SFDR = 67dBc
Figure 7. FFT: f
S
= 250 MSPS, A
IN
= 170 MHz @ −1 dBFS
A
IN
(MHz)
dB
90
85
80
75
70
65
60
55
50
45
40
0 50 200 250100 150 300 350 400
04619-024
H3
H2
SFDR
SNR
SINAD
Figure 8. Analog Input Frequency Sweep, A
IN
= −1 dBFS, FS = 1 V, f
S
= 250 MSPS
H3
H2
SFDR
SINAD
A
IN
(MHz)
dB
80
75
70
65
60
55
50
45
40
0 50 200 250100 150 300 350 400
04619-025
SNR
Figure 9. Analog Input Frequency Sweep, A
IN
= −1 dBFS,
FS = 0.75 V, f
S
= 250 MSPS