AD5933 datasheet(22/40 Pages) AD

Part #	AD5933

Description	1 MSPS, 12-Bit Impedance Converter, Network Analyzer

PDF	40 Pages

Scroll/Zoom	100%

Manufacturer	AD [Analog Devices]

Direct Link	http://www.analog.com

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22 / 40 page

AD5933

Data Sheet

Rev. E | Page 22 of 40

PERFORMING A FREQUENCY SWEEP

PROGRAM THE AD5933

INTO POWER-DOWN MODE.

PLACE THE AD5933 INTO STANDBY MODE.

PROGRAM FREQUENCY SWEEP PARAMETERS

INTO RELEVANT REGISTERS

(1) START FREQUENCY REGISTER

(2) NUMBER OF INCREMENTS REGISTER

(3) FREQUENCY INCREMENT REGISTER

READ VALUES FROM REAL AND

IMAGINARY DATA REGISTER.

PROGRAM INITIALIZE WITH START

FREQUENCY COMMAND TO THE CONTROL

AFTER A SUFFICIENT AMOUNT OF SETTLING

TIME HAS ELAPSED, PROGRAM START

FREQUENCY SWEEP COMMAND IN THE

CONTROL REGISTER.

POLL STATUS REGISTER TO CHECK IF

THE DFT CONVERSION IS COMPLETE.

RESET: BY ISSUING A RESET COMMAND TO

CONTROL REGISTER THE DEVICE IS PLACED

IN STANDBY MODE.

PROGRAM THE INCREMENT FREQUENCY OR

THE REPEAT FREQUENCY COMMAND TO THE

CONTROL REGISTER.

POLL STATUS REGISTER TO CHECK IF

FREQUENCY SWEEP IS COMPLETE.

Figure 28. Frequency Sweep Flow Chart

AD5933 Datasheet(PDF) 22 Page - Analog Devices