AD9122 Analog Devices, AD9122 Datasheet - Page 16

• 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

AD9122
Figure 34. One-Carrier W-CDMA ACLR Performance, IF = ~150 MHz
RMS RESULTS
CARRIER POWER 5.00MHz
–10.00dBm/
3.840MHz
START 133.06MHz
#RES BW 30kHz
FREQ
OFFSET
10.00MHz 3.840MHz
15.00MHz 2.888MHz
REF BW
3.840MHz –75.96
VBW 30kHz
dBc
–85.33
–95.81
LOWER
SWEEP 143.6ms (601 PTS)
dBm
–85.96
–95.33
–95.81
STOP 166.94MHz
dBc
–77.13 –87.13
–85.24 –95.25
–85.43 –95.43
UPPER
dBm
Rev. B | Page 16 of 60
Figure 35. Four-Carrier W-CDMA ACLR Performance, IF = ~150 MHz
TOTAL CARRIER POWER –11.19dBm/15.3600MHz
RRC FILTER: OFF FILTER ALPHA 0.22
REF CARRIER POWER –16.89dBm/3.84000MHz
1 –16.92dBm
2 –16.89dBm
3 –17.43dBm
4 –17.64dBm
START 125.88MHz
#RES BW 30kHz
OFFSET FREQ
5.000MHz
10.00MHz
15.00MHz
VBW 30kHz
INTEG BW
3.840MHz
3.840MHz
3.840MHz
SWEEP 206.9ms (601 PTS)
dBc
–65.88 –82.76
–68.17 –85.05
–70.42 –87.31
LOWER
STOP 174.42MHz
dBm
dBc
–67.52 –84.40
–69.91 –86.79
–71.40 –88.28
UPPER
dBm