LT5521 datasheet(6/16 Pages) LINER

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LT5521

5521f

TYPICAL AC PERFOR A CE CHARACTERISTICS f

LO = 1001MHz, fIF = 44MHz, fRF = 1045MHz,

PLO = –5dBm, VCC = 5V, EN = 2.9V, TA = 25°C, unless otherwise noted. Test circuit shown in Figure 1 is tuned for 1.045GHz output

frequency.

Fundamental, 2nd and 3rd Order

Intermodulation Distortion

vs Input Power

Conversion Gain vs Input Power

Conversion Gain and IIP3

vs RF Frequency, Fixed IF

INPUT POWER (dBm)

–14

–120

–100

–60

–40

–20

–12

–4

5521 G15

–80

–6

–10 –8

–2

°C

–40

°C

PFUND

IM3

IM2

PIN (dBm)

–25

–0.5

0.5

5521 G16

–1.0

–1.5

–15

–5

–20

–10

–2.0

–2.5

1.0

–40

°C

RFOUT (MHz)

920

1120

5521 G17

IIP3

970

1020

1070

1170

–2

–4

°C

–40

°C

LO-RF Leakage vs LO Frequency

Conversion Gain, IIP3 and Noise

Figure vs Supply Voltage

Conversion Gain and IIP3

vs LO Power

LO FREQUENCY (MHz)

850

–42

–40

–38

–36

900

950

1000

1050

5521 G18

1100

–34

–32

–41

–39

–37

–35

–33

1150

–40

°C

VCC (V)

4.6

–2

4.8

5.0

5.2

5.4

5521 G19

IIP3

4.7

4.9

5.1

5.3

°C

–40

°C

LO POWER (dBm)

–25

–10

5521 G20

–20

–15

–5

IIP3

510

–2

–4

°C

–40

°C

LO-RF Leakage vs LO Power

LO POWER (dBm)

–25

–34

–32

–30

–10

5521 G21

–36

–38

–20

–15

–5

–40

–42

–40

°C

LO-RF Leakage vs Supply Voltage

VCC (V)

4.6

–36

–34

–32

5.2

5521 G22

–38

–40

4.8

5.0

4.7

5.3

4.9

5.1

5.4

–42

–44

–30

–40

°C

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