Datasheet

AD6645
Rev. D | Page 13 of 24
FREQUENCY (MHz)
–130
–120
–110
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
AMPLITUDE (dBFS)
50 10152025303540
ENCODE = 76.8MSPS
AIN = 2W-CDMA @ 59.6MHz
02647-034
6
54
2 3
FREQUENCY (MHz)
AMPLITUDE (dBFS)
ENCODE = 76.8MSPS
AIN = W-CDMA @ 140MHz
–130
–120
–110
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
50 10152025303540
0
2647-036
Figure 28. Two W-CDMA Carriers @ 59.6 MHz, Encode = 76.8 MSPS Figure 30. W-CDMA Tone @ 140 MHz, Encode = 76.8 MSPS
23645
AMPLITUDE (dBFS)
FREQUENCY (MHz)
ENCODE = 61.44MSPS
AIN = W-CDMA @ 190MHz
–130
–120
–110
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
0 2.5 5.0 7.5 10.0 12.5 15.0 17.5 20.0 22.5 25.0 27.5 30.0
02647-037
FREQUENCY (MHz)
–130
–120
–110
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
AMPLITUDE (dBFS)
ENCODE = 61.44MSPS
AIN = 4W-CDMA @ 46.08MHz
0 2.5 5.0 7.5 10.0 12.5 15.0 17.5 20.0 22.5 25.0 27.5 30.0
02647-035
Figure 31. W-CDMA Tone @ 190 MHz, Encode = 61.44 MSPS
Figure 29. Four W-CDMA Carriers @ 46.08 MHz, Encode = 61.44 MSPS