ADF4212LBRU datasheet(7/20 Pages) AD

7 / 20 page

REV. 0

ADF4212L

–7–

–10

–20

–30

–40

–50

–60

–70

–80

–90

–100

–400k

–200k

540M

200k

400k

REFERENCE

LEVEL = –7.0dBm

VDD = 3V,VP = 5V

ICP = 5mA

PFD FREQUENCY = 200kHz

LOOP BANDWIDTH = 20kHz

RES. BANDWIDTH = 1Hz

VIDEO BANDWIDTH = 1Hz

SWEEP = 2.5 SECONDS

AVERAGES = 20

–89.3dBc

FREQUENCY – Hz

TPC 7. Reference Spurs, IF Side (540 MHz, 200 kHz, 20 kHz)

–50

–60

–70

–80

–90

–100

–110

–120

–130

–140

–150

100Hz

1MHz

FREQUENCY OFFSET

FROM 540MHz CARRIER

0.83” rms

10dB/DIV

rms NOISE =

0.83 DEGREES

RL = –50dBc/Hz

TPC 8. Integrated Phase Noise (540 MHz, 200 kHz/20 kHz)

PHASE DETECTOR FREQUENCY – kHz

10000

1000

100

VDD = 3V

VP = 5V

–130

–140

–150

–160

–170

–180

TPC 9. Phase Noise Referred to CP Output vs.

PFD Frequency, RF Side

PHASE DETECTOR FREQUENCY – kHz

10000

1000

100

VDD = 3V

VP = 5V

–130

–140

–150

–160

–170

–180

TPC 10. Phase Noise Referred to CP Output vs.

PFD Frequency, IF Side

VCP – V

–2

–4

–6

TPC 11. RF Charge Pump Output Characteristics

VCP – V

–2

–4

VDD = 3V

VP2 = 5.5V

–6

TPC 12. IF Charge Pump Output Characteristics

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