Datasheet > ADF4169WCCPZ

ADF4169WCCPZ

更新时间： 2022-02-26 11:09:36

品牌	Logo	应用领域
亚德诺 - ADI		/
页数	文件大小	规格书
36页	675K
描述
Direct Modulation/Fast Waveform Generating, Fractional-N Frequency Synthesizer

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ADF4169WCCPZ 数据手册

Data Sheet

ADF4169

12.06

12.05

12.04

12.03

12.02

12.01

12.00

12.014

12.012

12.010

12.008

12.006

12.004

12.002

12.000

11.998

11.996

11.994

11.99

100

150

200

100

200

300

TIME (µs)

400

500

TIME (µs)

Figure 12. Fast Ramp (Triangle Ramp with Different Slopes), f_PFD= 100 MHz,

_CP= 2.5 mA, Loop Bandwidth = 250 kHz, CLK₁= 3; Up Ramp: CLK₂= 26,

DEV = 1024, DEV_OFFSET = 8, Number of Steps = 64; Down Ramp: CLK₂= 70,

Figure 15. FSK Ramp, f_PFD= 100 MHz, I_CP= 2.5 mA, Loop Bandwidth = 250 kHz,

CLK₁= 3, CLK₂= 26, DEV = 1024, DEV_OFFSET = 8, Number of Steps = 64;

FSK: DEV = −512, DEV_OFFSET = 8

DEV = 16,384, DEV_OFFSET = 8, Number of Steps = 4

200

150

100

PRESCALER 8/9

PRESCALER 4/5

–5

–10

–15

–20

–25

–30

–35

–40

–50

–100

–150

–200

100

150

200

TIME (µs)

FREQUENCY (GHz)

Figure 13. Phase Shift Keying (PSK), Loop Bandwidth = 250 kHz,

Phase Value = 1024, Data Rate = 20 kHz

Figure 16. RF_INSensitivity at Nominal Temperature

12.004

12.003

12.002

12.001

12.000

11.999

11.998

11.997

11.996

–2

–4

–6

100

150

200

0.5

1.0

1.5

(V)

2.0

2.5

3.0

TIME (µs)

Figure 14. Frequency Shift Keying (FSK), Loop Bandwidth = 250 kHz,

DEV = 1049, DEV_OFFSET = 9, Data Rate = 20 kHz

Figure 17. Charge Pump Output Characteristics

Rev. 0 | Page 9 of 36

1...6 7 8910 11 12...36

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