AD9789BBCZ datasheet(18/76 Pages) AD

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AD9789

Rev. A | Page 18 of 76

CENTER 840.00MHz

RES BW 30kHz

VBW 300kHz

SPAN 18MHz

SWEEP 58.4ms (601 PTS)

FREQ.

LOWER

UPPER

OFFSET

REF BW

dBc

dBm

dBc

dBm

CARRIER POWER

–21.56dBm/

6.00000MHz

RMS RESULTS

3.375MHz 750.0kHz

–75.37 –96.93

–75.56 –97. 11

6.375MHz 5.250MHz –73.85 –95.41

–72.54 –94.10

ATTEN 2dB

REF –35.91dBm

Figure 42. Zoomed 2-Channel QAM ACLR, fOUT = 840 MHz, Sum Scale = 32,

Full-Scale Current = 25 mA, Span = 18 MHz, Channel 1

CENTER 834.00MHz

RES BW 30kHz

VBW 300kHz

SPAN 42MHz

SWEEP 136.2ms (601 PTS)

ATTEN 2dB

REF –35.96dBm

FREQ.

LOWER

UPPER

OFFSET

REF BW

dBc

dBm

dBc

dBm

CARRIER POWER

–23.63dBm/

6.00000MHz

RMS RESULTS

3.375MHz 750.0kHz

–70.33 –93.96

–11.07 –34.70

6.375MHz 5.250MHz –69.04 –92.67

–0.49

–24.12

12.00MHz 6.000MHz –70.38 –94.01

0.00

–23.63

18.00MHz 6.000MHz –71.02 –94.65

0.43

–23.20

Figure 43. 4-Channel QAM ACLR, fOUT = 840 MHz, Temperature = 25°C,

Sum Scale = 20, Full-Scale Current = 25 mA, Span = 42 MHz, Channel 1

CENTER 852.00MHz

RES BW 30kHz

VBW 300kHz

SPAN 18MHz

SWEEP 58.4ms (601 PTS)

ATTEN 2dB

REF –35.91dBm

FREQ.

LOWER

UPPER

OFFSET

REF BW

dBc

dBm

dBc

dBm

CARRIER POWER

–21.03dBm/

6.00000MHz

RMS RESULTS

3.375MHz 750.0kHz

–75.51 –96.54

–75.17 –96.20

6.375MHz 5.250MHz –72.55 –93.58

–73.90 –94.93

Figure 44. Zoomed 2-Channel QAM ACLR, fOUT = 840 MHz, Sum Scale = 32,

Full-Scale Current = 25 mA, Span = 18 MHz, Channel 2

CENTER 852.00MHz

RES BW 30kHz

VBW 300kHz

SPAN 42MHz

SWEEP 136.2ms (601 PTS)

ATTEN 2dB

REF –35.96dBm

FREQ.

LOWER

UPPER

OFFSET

REF BW

dBc

dBm

dBc

dBm

CARRIER POWER

–23.23dBm/

6.00000MHz

RMS RESULTS

3.375MHz 750.0kHz

–11.10 –34.32

–72.19 –95.42

6.375MHz 5.250MHz –0.75

–23.98

–68.97 –92.20

12.00MHz 6.000MHz –0.59

–23.81

–70.32 –93.55

18.00MHz 6.000MHz –0.35

–23.58

–70.70 –93.93

Figure 45. 4-Channel QAM ACLR, fOUT = 840 MHz, Temperature = 25°C,

Sum Scale = 20, Full-Scale Current = 25 mA, Span = 42 MHz, Channel 4

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