ADF4155 datasheet(9/32 Pages) AD

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Data Sheet

ADF4155

TYPICAL PERFORMANCE CHARACTERISTICS

Figure 4. RF Input Sensitivity vs. RF Input Frequency, RF Output Disabled

Figure 5. RF Input Sensitivity vs. RF Input Frequency, RF Output Enabled,

RF Divide-by-2 Selected

Figure .6. Single-Ended RF Output Power Level vs. Frequency and

Power Setting, RF Output Pins Pulled Up to 3.3 V via 18 nH Inductors

Figure 7. Charge Pump Output Characteristics, VP = 5 V, Selected ICP Values

Between 0.312 mA (Minimum) and 5.000 mA (Maximum), RSET = 4.7 kΩ

Figure 8. Charge Pump Output Mismatch vs. VCP, Selected ICP Values Between

0.312 mA (Minimum) and 5.000 mA (Maximum), RSET = 4.7 kΩ

Figure 9. Integer Boundary Spurs (IBS) Spur Level vs. VCO Output Frequency,

fPFD = 61.44 MHz, Sweep Resolution = 80 kHz

–50

–45

–40

–35

–30

–25

–20

–15

–10

–5

10G

RF INPUT FREQUENCY (Hz)

PRESCALER 4/5

PRESCALER 8/9

10G

RF INPUT FREQUENCY (Hz)

–50

–45

–40

–35

–30

–25

–20

–15

–10

–5

PRESCALER 4/5

PRESCALER 8/9

–20

–15

–10

–5

550

1050

1550

2050

2550

3050

3550

4050

FREQUENCY (MHz)

+5dBm POWER SETTING

+2dBm POWER SETTING

–1dBm POWER SETTING

–4dBm POWER SETTING

–10

–8

–6

–4

–2

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

4.5

5.0

VCP (V)

0.312mA UP

0.312mA DOWN

0.937mA UP

0.937mA DOWN

1.562mA UP

1.562mA DOWN

2.500mA UP

2.500mA DOWN

3.125mA UP

3.125mA DOWN

4.062mA UP

4.062mA DOWN

5.000mA UP

5.000mA DOWN

–10

–8

–6

–4

–2

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

4.5

5.0

VOLTAGE (V)

0.312mA

0.625mA

0.937mA

1.250mA

1.562mA

1.875mA

2.187mA

2.500mA

2.812mA

3.125mA

3.437mA

3.750mA

4.062mA

4.375mA

4.687mA

5.000mA

–130

–110

–90

–70

–50

–30

–10

2270

2280

2290

2300

2310

2320

2330

VCO OUTPUT FREQUENCY (MHz)

FIRST-ORDER

SECOND-ORDER

THIRD-ORDER

FIRST-ORDER

Rev. 0 | Page 9 of 32

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