ADRF6821 datasheet(15/61 Pages) AD

15 / 61 page

Data Sheet

ADRF6821

Rev. A | Page 15 of 61

100

200

300

400

500

IF FREQUENCY (MHz)

LO = 1000MHz

LO = 2000MHz

LO = 2800MHz

Figure 22. Image Rejection vs. IF Frequency for Various LO Frequencies

100

200

300

400

500

IF FREQUENCY (MHz)

LO = 1000MHz

LO = 2000MHz

LO = 2800MHz

Figure 23. Noise Figure vs. IF Frequency for Various LO Frequencies,

Double Side Band

–70

–60

–50

–40

–30

–20

–10

450

920

1390

1860

2330

2800

RF FREQUENCY (MHz)

DSA = 0dB

DSA = 15dB

Figure 24. Channel to Channel Isolation vs. RF Frequency

–10

–50

–30

–20

–60

–40

–70

–80

550

1000

1450

1900

2350

2800

RF FREQUENCY (MHz)

DSA = 0dB

DSA = 15dB

CHANNEL 1

CHANNEL 0

Figure 25. RF to IF Leakage at IF Output

–10

–50

–30

–20

–60

–40

–70

–80

550

1000

1450

1900

2350

2800

LO FREQUENCY (MHz)

DSA = 0dB

DSA = 15dB

I OUTPUT

Q OUTPUT

Figure 26. LO to IF Leakage at IF Output

–30

–40

–80

–60

–50

–70

–90

550

1000

1450

1900

2350

2800

LO FREQUENCY (MHz)

Q OUTPUT

I OUTPUT

DSA = 15dB

DSA = 0dB

Figure 27. LO to RF Leakage vs. LO Frequency

ADRF6821 Datasheet(PDF) 15 Page - Analog Devices

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