ADF7020 datasheet(23/40 Pages) AD

23 / 40 page

Preliminary Technical Data

ADF7020

Rev. PrH | Page 23 of 40

WRITE TO R0

WRITE TO R1

WRITE TO R3

WRITE TO R4

WRITE TO R5

WRITE TO R6

WRITE TO R9

WRITE TO R10

WRITE TO R11

PROGRAM

FREQUENCY

SET UP

OSCILLATOR

AND IF FILTER

SET UP

Rx CLOCKS

PRIMARY

FUNCTION

SET UP

DEMOD

SET UP

SYNC BYTE

SEQUENCE

SET UP

Rx MODE

SET UP AGC

PARAMETERS AND

LNA/GAIN FILTER

SET UP I/Q

GAIN/PHASE

ADJUST

SET UP AFC

PARAMETERS

0x0000

EXAMPLE

SETTING

0x0000

WRITE TO R0

WRITE TO R1

WRITE TO R2

PROGRAM

FREQUENCY

SET UP

OSCILLATOR

AND IF FILTER

SET UP

MODULATION

PARAMETERS

PRIMARY

FUNCTION

0x72DC 0000

0x86 9011

0x8022 6012

EXAMPLE

SETTING

Figure 21. Basic Mode—Tx

WRITE TO R0

WRITE TO R1

WRITE TO R3

WRITE TO R4

WRITE TO R6

PROGRAM

FREQUENCY

SET UP

OSCILLATOR

AND IF FILTER

SET UP

Rx CLOCKS

PRIMARY

FUNCTION

SET UP

DEMOD

SET UP

Rx MODE

0x7ADB D710

0x86 9011

0x64 2053

EXAMPLE

SETTING

0x0194

0x2C82 0326

Figure 23. Enhanced Mode—Rx

Figure 22. Basic Mode—Rx

WRITE TO R0

CHANGE FREQUENCY

AND CHANGE MODE

TO Rx

PRIMARY

FUNCTION

0x0000

EXAMPLE

SETTING

Figure 24. Change Mode from Tx to Rx

ADF7020 Datasheet(PDF) 23 Page - Analog Devices

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