AD8345 datasheet(6/16 Pages) AD

6 / 16 page

REV. 0

AD8345

–6–

TEMPERATURE – C

–40

–50

–20

–48

–46

–44

–42

–40

–38

–36

–34

–32

–30

VS = 5V, DIFFERENTIAL INPUT = 1.2V p-p

VS = 2.7V, DIFFERENTIAL INPUT = 200mV p-p

TPC 7. Carrier Feedthrough vs. Temperature.

(FLO = 800 MHz, LO Level = –2 dBm)

CARRIER FEEDTHROUGH – dBm

AFTER NULLING TO

–65dBm AT +25 C

–86

–82

–78

–74

–70

–66

–62

–58

–54

–50

T = +85

T = –40

TPC 8. Carrier Feedthrough Distribution at Temperature

Extremes. After Feedthrough Nulled to <–65 dBm at TA =

°C. (FLO = 800 MHz, LO Level = –2 dBm)

LO FREQUENCY – MHz

–30

VS = 5V, DIFFERENTIAL INPUT = 1.2V p-p

VS = 2.7V, DIFFERENTIAL INPUT = 200mV p-p

1000

–32

–34

–36

–38

–40

–42

–44

–46

–48

–50

950

900

850

800

750

700

650

600

550

500

450

400

350

300

250

TPC 9. Sideband Suppression vs. FLO. (TA = 25

°C,

LO Level = –2 dBm, FBB = 1 MHz, I and Q Inputs

Driven in Quadrature)

BASEBAND FREQUENCY – MHz

–26

VS = 5V, DIFFERENTIAL INPUT = 1.2V p-p

VS = 2.7V, DIFFERENTIAL INPUT = 200mV p-p

–28

–30

–32

–34

–36

–38

–40

–42

–44

TPC 10. Sideband Suppression vs. FBB. (TA = 25

°C,

FLO = 800 MHz, LO Level = –2 dBm, I and Q Inputs

Driven in Quadrature)

TEMPERATURE – C

–35

–37

–38

–39

–40

–41

–42

–43

–44

–45

–20

–40

–36

VS = 2.7V, DIFFERENTIAL INPUT = 200mV p-p

VS = 5V, DIFFERENTIAL INPUT = 1.2V p-p

TPC 11. Sideband Suppression vs. Temperature.

(FLO = 800 MHz, LO Level = –2 dBm, FBB =1 MHz,

I and Q Inputs Driven in Quadrature)

BASEBAND FREQUENCY – MHz

VS = 2.7V, DIFFERENTIAL INPUT = 200mV p-p

–65

VS = 5V, DIFFERENTIAL INPUT = 1.2V p-p

–60

–55

–50

–45

–40

–35

–30

–25

–20

101520253035404550

TPC 12. Third Order Distortion vs. FBB. (TA = 25

°C,

FLO = 800 MHz, LO Level = –2 dBm, I and Q Inputs

Driven in Quadrature)

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