參數(shù)資料
型號(hào): AD5934YRSZ-REEL7
廠商: Analog Devices Inc
文件頁數(shù): 11/32頁
文件大?。?/td> 0K
描述: IC CONV 12BIT 250KSPS 16SSOP
產(chǎn)品培訓(xùn)模塊: Direct Digital Synthesis Tutorial Series (1 of 7): Introduction
Direct Digital Synthesizer Tutorial Series (7 of 7): DDS in Action
Direct Digital Synthesis Tutorial Series (3 of 7): Angle to Amplitude Converter
Direct Digital Synthesis Tutorial Series (6 of 7): SINC Envelope Correction
Direct Digital Synthesis Tutorial Series (4 of 7): Digital-to-Analog Converter
Direct Digital Synthesis Tutorial Series (2 of 7): The Accumulator
標(biāo)準(zhǔn)包裝: 500
分辨率(位): 12 b
主 fclk: 16.776MHz
電源電壓: 2.7 V ~ 5.5 V
工作溫度: -40°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: 16-SSOP(0.209",5.30mm 寬)
供應(yīng)商設(shè)備封裝: 16-SSOP
包裝: 帶卷 (TR)
配用: EVAL-AD5934EBZ-ND - BOARD EVALUATION FOR AD5934
Data Sheet
AD5934
Rev. C | Page 19 of 32
PERFORMING A FREQUENCY SWEEP
05325-
047
PROGRAM THE AD5934
INTO POWER-DOWN MODE.
PLACE THE AD5934 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 REGISTERS.
PROGRAM INITIALIZE WITH START
FREQUENCY COMMAND TO THE CONTROL
REGISTER.
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
THE CONTROL REGISTER, THE DEVICE IS
PLACED IN STANDBY MODE.
PROGRAM THE INCREMENT FREQUENCY OR
THE REPEAT FREQUENCY COMMAND TO THE
CONTROL REGISTER.
Y
N
POLL STATUS REGISTER TO CHECK IF
FREQUENCY SWEEP IS COMPLETE.
Figure 24. Frequency Sweep Flowchart
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