ADAR2004 datasheet(13/37 Pages) AD

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Data Sheet

ADAR2004

Rev. 0 | Page 13 of 37

–120

–60

–20

–100

–80

–40

LO FREQUENCY (GHz)

GAIN = 0x0

GAIN = 0x1

GAIN = 0x2

GAIN = 0x3

GAIN = 0x4

GAIN = 0x5

GAIN = 0x6

GAIN = 0x7

Figure 25. LO Feedthrough vs. LO Frequency and Gain Setting

–120

–60

–20

–100

–80

–40

LO FREQUENCY (GHz)

–10dBm

–20dBm

–25dBm

–30dBm

Figure 26. LO Feedthrough vs. LO Frequency and LO Input Power

100

RF INPUT FREQUENCY (GHz)

CHANNEL 1

CHANNEL 2

CHANNEL 3

CHANNEL 4

Figure 27. DC Offset vs. RF Input Frequency and Channel

100

RF INPUT FREQUENCY (GHz)

GAIN = 0x0

GAIN = 0x1

GAIN = 0x2

GAIN = 0x3

GAIN = 0x4

GAIN = 0x5

GAIN = 0x6

GAIN = 0x7

Figure 28. DC Offset vs. RF Input Frequency and Gain Setting

100

50 100

200

300

400

500

600

700

800

900

IF OUTPUT FREQUENCY (MHz)

CHANNEL 1

CHANNEL 2

CHANNEL 3

CHANNEL 4

Figure 29. DC Offset vs. IF Output Frequency and Channel

COMMON-MODE SETTING

CHANNEL 1

CHANNEL 2

CHANNEL 3

CHANNEL 4

Figure 30. DC Offset vs. Common-Mode Setting and Channel

(RF Input = 25 GHz, Gain = 0x7)

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