Datasheet

AD9430
Rev. E | Page 21 of 44
dB
90
80
70
60
50
40
30
20
10
0
–90 –70 –60 –40 –20–80 –50 –30 –10
0
SFDR dBc
LVDS MODE
FULL SCALE = 1.5
SFDR dBc
CMOS MODE
FULL SCALE = 1.5
80dB REFERENCE LINE
02607-042
Figure 42. SFDR vs. A
IN
Input Level, A
IN
@ 10.3 MHz, 210 MSPS,
LVDS/CMOS Modes
dB
90
80
70
60
50
40
30
20
10
0
–90 –70 –60 –40 –20–80 –50 –30 –10
0
SFDR dBc
LVDS MODE
FULL SCALE = 1.5
SFDR dBc
LVDS MODE
FULL SCALE = 0.75
80dB REFERENCE LINE
02607-043
Figure 43. SFDR vs. A
IN
Input Level, A
IN
@ 10.3 MHz, 210 MSPS, LVDS Mode,
Full Scale = 0.76 V/1.536 V
MHz
2.65 42.521.25
NOISE INPUT LEVEL (dB)
0
–140
–40
–120
–100
–60
–80
–20
NPR = 56.95dB
ENCODE = 170MSPS
NOTCH @ 19MHz
02607-044
Figure 44. Noise Power Ratio Plot
MHz
dB
0
–20
–40
–60
–80
–100
19.2 38.4
19.2
47.6
02607-045
Figure 45. W-CDMA Four Channels Centered at 38.4 MHz,
f
s
= 153.6 MHz, LVDS Mode
FULL-SCALE RANGE (V)
0 2.52.01.0 1.50.5
dB
90
0
70
10
50
30
60
40
20
80
SINAD
SNR
SFDR
02607-046
Figure 46. SNR, SINAD, and SFDR vs. Full-Scale Range, S5 = 0,
Full-Scale Range Varied by Adjusting VREF, 170 MSPS
TEMPERATURE (°C)
–40 1006020 40–20 0 80
ns
4.5
2.5
4.0
3.5
3.0
TPD
TCPD
02607-047
Figure 47. Propagation Delay vs. Temperature, LVDS Mode,
170 MSPS/210 MSPS