AD9675KBCZ datasheet(19/61 Pages) AD

19 / 61 page

AD9675

Data Sheet

Rev. A | Page 18 of 60

Figure 21. Second-Order and Third-Order Harmonic Distortion vs. Input

Frequency

Figure 22. Second-Order Harmonic Distortion vs. Channel Gain,

AOUT = −1.0 dBFS

Figure 23. Third-Order Harmonic Distortion vs. Channel Gain,

AOUT = −1.0 dBFS

Figure 24. Second-Order Harmonic Distortion vs. ADC Output Level (AOUT)

Figure 25. Third-Order Harmonic Distortion vs. ADC Output Level (AOUT)

Figure 26. TGC Path Phase Noise,

LNA Gain = 21.6 dB, PGA Gain = 27 dB, VGAIN = 0 V

–100

211

INPUT FREQUENCY (MHz)

–90

–80

–70

–60

–50

–40

–30

–20

–10

567

MIN VGAIN, AOUT = –12.0dBFS

MAX VGAIN, AOUT = –1.0dBFS

THIRD-ORDER, MIN VGAIN

THIRD-ORDER, MAX VGAIN

SECOND-ORDER, MIN VGAIN

SECOND-ORDER, MAX VGAIN

–100

CHANNEL GAIN (dB)

–90

–80

–70

–60

–50

–40

–30

–20

–10

PGAGAIN = 24dB

LNAGAIN = 17.9dB

LNAGAIN = 15.6dB

LNAGAIN = 21.6dB

–100

CHANNEL GAIN (dB)

–90

–80

–70

–60

–50

–40

–30

–20

–10

PGAGAIN = 24dB

LNAGAIN = 15.6dB

LNAGAIN = 21.6dB

LNAGAIN = 17.9dB

–120

–40

ADC OUTPUT LEVEL (dBFS)

–110

–100

–90

–80

–70

–60

–50

–40

–30

–20

–10

–35

–30

–25

–20

–15

–10

–5

VGAIN = 0V

VGAIN = –1.2V

VGAIN = +1.6V

–120

–40

ADC OUTPUT LEVEL (dBFS)

–110

–100

–90

–80

–70

–60

–50

–40

–30

–20

–10

–35

–30

–25

–20

–15

–10

–5

VGAIN = –1.2V

VGAIN = +1.6V

VGAIN = 0V

–100

–160

–150

–140

–130

–120

–110

100

100k

10k

OFFSET FREQUENCY FROM CARRIER (Hz)

AD9675KBCZ Datasheet(PDF) 19 Page - Analog Devices

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