Datasheet

AD9600
Rev. B | Page 21 of 72
SFDR/IMD3 (dBc AND dBFS)
INPUT AMPLITUDE (dBFS)
–60 –12–24–36–48
–120
–100
–80
–60
–40
–20
0
SFDR (dBc)
IMD3 (dBc)
06909-134
SFDR (dBFS)
IMD3 (dBFS)
Figure 34. AD9600-150 Two-Tone SFDR/IMD3 vs. Input Amplitude (A
IN
) with
f
IN1
= 169.1 MHz, f
IN2
= 172.1 MHz, f
S
= 150 MSPS
06909-135
0
–20
–40
–60
–80
–100
–120
0 15.36 30.72 46.08 61.44
AMPLITUDE (dBFS)
FREQUENCY (MHz)
Figure 35. AD9600-125 Two 64k WCDMA Carriers with
f
IN
= 170 MHz, f
S
= 125 MSPS
AMPLITUDE (dBFS)
INPUT FREQUENCY (MHz)
0 10203040506070
–120
–100
–80
–60
–40
–20
0
150MSPS
29.1MHz @ –7dBFS
32.1MHz @ –7dBFS
SFDR = 86.1dBc (93.1dBFS)
06909-136
Figure 36. AD9600-150 Two-Tone SFDR/IMD3 vs. Input Frequency (f
IN
) with
f
IN1
= 29.1 MHz, f
IN2
= 32.1 MHz, f
S
= 150 MSPS
AMPLITUDE (dBFS)
INPUT FREQUENCY (MHz)
0 10203040506070
–120
–100
–80
–60
–40
–20
0
150MSPS
169.1MHz @ –7dBFS
172.1MHz @ –7dBFS
SFDR = 83.1dBc (90.1dBFS)
06909-137
Figure 37. AD9600-150 Two-Tone SFDR/IMD3 vs. Input Frequency (f
IN
) with
f
IN1
= 169.1 MHz, f
IN2
= 172.1 MHz, f
S
= 150 MSPS
06909-138
0
–20
–40
–60
–80
–100
–120
070605040302010
AMPLITUDE (dBFS)
FREQUENCY (MHz)
NPR = 54.3dBc
NOTCH @ 18.5MHz
NOTCH WIDTH = 3MHz
Figure 38. AD9600-150 Noise Power Ratio (NPR)
SNR/SFDR (dBc)
ENCODE (MSPS)
0 25 50 75 100 125 150
50
60
70
80
90
100
SFDR—SIDE B
SFDR—SIDE A
SNR—SIDE A
SNR—SIDE B
06909-035
Figure 39. AD9600-150 Single-Tone SNR/SFDR vs. Clock Frequency (f
S
) with
f
IN1
= 2.3 MHz