AD8345ARE datasheet(6/20 Pages) AD

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AD8345

Rev. B | Page 6 of 20

TYPICAL PERFORMANCE CHARACTERISTICS

LO FREQUENCY (MHz)

250

–2

–4

–6

–8

–10

–12

–14

–16

–18

–20

300 350 400 450 500 550 600 650 700 750 800 850 900 950 1000

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

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

Figure 3. Single Sideband (SSB) Output Power (POUT) vs. LO Frequency (FLO)

(I and Q Inputs Driven in Quadrature at Baseband Frequency (FBB) = 1 MHz;

TA = 25°C)

BASEBAND FREQUENCY (MHz)

0.1

–5.5

110

100

VS = 2.7V, 5V DIFFERENTIAL INPUT = 200mV p-p

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

–5.0

–4.5

–4.0

–3.5

–3.0

–2.5

–2.0

–1.5

–1.0

–0.5

0.0

0.5

1.0

Figure 4. I and Q Input Bandwidth

(TA = 25°C, FLO = 800 MHz, LO Level = −2 dBm,

I and Q Inputs Driven in Quadrature)

TEMPERATURE (

°C)

–40

–26

040

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

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

–24

–22

–20

–18

–16

–14

–12

–10

–8

–6

–4

–2

–20

Figure 5. SSB POUT vs. Temperature

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

I and Q Inputs Driven in Quadrature)

LO FREQUENCY (MHz)

250

500

800

–16

–14

–12

–10

–8

–6

–4

–2

350

650

950

300

400 450

550 600

700 750

850 900

1000

TA = –40°C

TA = +85°C

TA = +25°C

Figure 6. SSB Output 1 dB Compression Point (OP1dB) vs. FLO

(VS = 2.7 V, LO Level = −2 dBm,

I and Q Inputs Driven in Quadrature, FBB = 1 MHz)

LO FREQUENCY (MHz)

250

500

800

–0.5

0.0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

350

650

950

300

400 450

550 600

700 750

850 900

1000

4.0

TA = –40°C

TA = +85°C

TA = +25°C

Figure 7. SSB Output 1 dB Compression Point (OP1dB) vs. FLO

(VS = 5 V, LO Level = −2 dBm,

I and Q Inputs Driven in Quadrature, FBB = 1 MHz)

LO FREQUENCY (MHz)

250

500

800

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

–50

350

650

950

300

400 450

550 600

700 750

850 900

1000

–49

–48

–47

–46

–45

–44

–43

–42

–41

–40

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

Figure 8. Carrier Feedthrough vs. FLO

(LO Level = −2 dBm, TA = 25°C)

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