AD9122 Analog Devices, AD9122 Datasheet - Page 15

• Manufacturer Part Number: AD9122
• Manufacturer: Analog Devices

Specifications of AD9122

• Resolution (bits): 16bit
• Dac Update Rate: 1.23GSPS
• Dac Settling Time: n/a
• Max Pos Supply (v): +3.47V
• Single-supply: No
• Dac Type: Current Out
• Dac Input Format: LVDS,Par

Figure 28. One-Carrier W-CDMA ACLR vs. f
Figure 29. One-Carrier W-CDMA ACLR vs. f
Figure 30. One-Carrier W-CDMA ACLR vs. f
–77
–78
–79
–80
–81
–82
–83
–84
–78
–80
–82
–84
–86
–88
–90
–70
–75
–80
–85
–90
–95
0
0
0
0dBFS
–3dBFS
–6dBFS
0dBFS
–3dBFS
–6dBFS
0dBFS
–3dBFS
–6dBFS
Second Alternate Channel, PLL Off
50
50
50
First Alternate Channel, PLL Off
Adjacent Channel, PLL Off
100
100
100
f
f
f
OUT
OUT
OUT
(MHz)
(MHz)
(MHz)
150
150
150
OUT
OUT
OUT
over Digital Scale,
over Digital Scale,
over Digital Scale,
200
200
200
250
250
250
Rev. B | Page 15 of 60
Figure 31. One-Carrier W-CDMA ACLR vs. f
Figure 32. One-Carrier W-CDMA ACLR vs. f
Figure 33. One-Carrier W-CDMA ACLR vs. f
–50
–55
–60
–65
–70
–75
–80
–85
–90
–70
–72
–74
–76
–78
–80
–82
–84
–86
–88
–90
–70
–75
–80
–85
–90
–95
0
0
0
Second Alternate Channel, PLL On and PLL Off
First Alternate Channel, PLL On and PLL Off
INTERPOLATION FACTOR = 2×, PLL OFF
INTERPOLATION FACTOR = 4×, PLL OFF
INTERPOLATION FACTOR = 2×, PLL ON
INTERPOLATION FACTOR = 4×, PLL ON
INTERPOLATION FACTOR = 2×, PLL OFF
INTERPOLATION FACTOR = 4×, PLL OFF
INTERPOLATION FACTOR = 2×, PLL ON
INTERPOLATION FACTOR = 4×, PLL ON
INTERPOLATION FACTOR = 2×, PLL OFF
INTERPOLATION FACTOR = 4×, PLL OFF
INTERPOLATION FACTOR = 2×, PLL ON
INTERPOLATION FACTOR = 4×, PLL ON
Adjacent Channel, PLL On and PLL Off
100
100
100
200
200
200
f
f
f
OUT
OUT
OUT
(MHz)
(MHz)
(MHz)
300
300
300
OUT
OUT
OUT
over Interpolation,
over Interpolation,
over Interpolation,
400
400
400
AD9122
500
500
500