參數(shù)資料
型號: AD7706*
廠商: Analog Devices, Inc.
英文描述: 3 V/5 V. 1 mW 2-/3-Channel 16-Bit. Sigma-Delta ADCs
中文描述: 3 V / 5號五,1毫瓦2-/3-Channel 16位。 Σ-Δ模數(shù)轉(zhuǎn)換器
文件頁數(shù): 25/32頁
文件大?。?/td> 264K
AD7705/AD7706
–25–
REV. A
POWER-ON/RESET FOR AD7705
CONFIGURE & INITIALIZE
m
C/
m
P SERIAL PORT
WRITE TO COMMUNICATIONS REGISTER SELECTING
CHANNEL & SETTING UP NEXT OPERATION TO BE A
WRITE TO THE CLOCK REGISTER (20 HEX)
WRITE TO CLOCK REGISTER SETTING THE CLOCK
BITS IN ACCORDANCE WITH THE APPLIED MASTER
CLOCK SIGNAL AND SELECT UPDATE RATE FOR
SELECTED CHANNEL (0C HEX)
WRITE TO COMMUNICATIONS REGISTER SELECTING
CHANNEL & SETTING UP NEXT OPERATION TO BE A
WRITE TO THE SETUP REGISTER (10 HEX)
WRITE TO SETUP REGISTER CLEARING F SYNC,
SETTING UP GAIN, OPERATING CONDITIONS &
INITIATING A SELF-CALIBRATION ON SELECTED
CHANNEL (40 HEX)
POLL
DRDY
PIN
NO
YES
WRITE TO COMMUNICATIONS REGISTER SETTING UP
NEXT OPERATION TO BE A READ FROM THE DATA
REGISTER (38 HEX)
READ FROM DATA REGISTER
WRITE TO COMMUNICATIONS REGISTER SETTING UP NEXT
OPERATION TO BE A READ FROM THE COMMUNICATIONS
REGISTER (08 HEX)
READ FROM COMMUNICATIONS REGISTER
POLL
DRDY
BIT OF COMMUNICATIONS REGISTER
WRITE TO COMMUNICATIONS REGISTER SETTING UP
NEXT OPERATION TO BE A READ FROM THE DATA
REGISTER (38 HEX)
START
READ FROM DATA REGISTER
DRDY
LOW
NO
YES
DRDY
LOW
Figure 18. Flowchart for Setting Up and Reading from the AD7705
CONFIGURING THE AD7705/AD7706
The AD7705/AD7706 contains six on-chip registers that the
user can accesses via the serial interface. Communication with
any of these registers is initiated by writing to the Communica-
tions Register first. Figure 18 outlines a flow diagram of the
sequence used to configure all registers after a power-up or reset
on the AD7705, similar procedures apply to the AD7706. The
flowchart also shows two different read options—the first where
the
DRDY
pin is polled to determine when an update of the
data register has taken place, the second where the
DRDY
bit of
the Communications Register is interrogated to see if a data
register update has taken place. Also included in the flowing dia-
gram is a series of words that should be written to the registers
for a particular set of operating conditions. These conditions
are gain of one, no filter sync, bipolar mode, buffer off, clock of
4.9512MHz and an output rate of 50 Hz.
相關(guān)PDF資料
PDF描述
AD7706EB High Performance Switched Capacitor Universal Filter; Package: PDIP; No of Pins: 14; Temperature Range: 0°C to +70°C
AD7706(中文) 3 V/5 V, 1 Mw 2-/3-Channel 16-Bit, Sigma-Delta ADCs(三輸入通道16位A/D轉(zhuǎn)換器)
AD7705(中文) 3 V/5 V, 1 Mw 2-/3-Channel 16-Bit, Sigma-Delta ADCs(完全差分輸入通道16位A/D轉(zhuǎn)換器)
AD7707BR 3 V/5 V, +-10 V Input Range, 1 mW 3-Channel 16-Bit, Sigma-Delta ADC
AD7707BRU 3 V/5 V, +-10 V Input Range, 1 mW 3-Channel 16-Bit, Sigma-Delta ADC
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
AD7706BN 功能描述:IC ADC 16BIT 3CH 16-DIP RoHS:否 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 模數(shù)轉(zhuǎn)換器 系列:- 產(chǎn)品培訓模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:2,500 系列:- 位數(shù):12 采樣率(每秒):3M 數(shù)據(jù)接口:- 轉(zhuǎn)換器數(shù)目:- 功率耗散(最大):- 電壓電源:- 工作溫度:- 安裝類型:表面貼裝 封裝/外殼:SOT-23-6 供應(yīng)商設(shè)備封裝:SOT-23-6 包裝:帶卷 (TR) 輸入數(shù)目和類型:-
AD7706BNZ 功能描述:IC ADC 16BIT 3CHAN 16DIP RoHS:是 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 模數(shù)轉(zhuǎn)換器 系列:- 其它有關(guān)文件:TSA1204 View All Specifications 標準包裝:1 系列:- 位數(shù):12 采樣率(每秒):20M 數(shù)據(jù)接口:并聯(lián) 轉(zhuǎn)換器數(shù)目:2 功率耗散(最大):155mW 電壓電源:模擬和數(shù)字 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:48-TQFP 供應(yīng)商設(shè)備封裝:48-TQFP(7x7) 包裝:Digi-Reel® 輸入數(shù)目和類型:4 個單端,單極;2 個差分,單極 產(chǎn)品目錄頁面:1156 (CN2011-ZH PDF) 其它名稱:497-5435-6
AD7706BNZ1 制造商:AD 制造商全稱:Analog Devices 功能描述:3 V/5 V, 1 mW, 2-/3-Channel, 16-Bit, Sigma-Delta ADCs
AD7706BR 功能描述:IC ADC 16BIT 3CH 16-SOIC RoHS:否 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 模數(shù)轉(zhuǎn)換器 系列:- 標準包裝:1,000 系列:- 位數(shù):12 采樣率(每秒):300k 數(shù)據(jù)接口:并聯(lián) 轉(zhuǎn)換器數(shù)目:1 功率耗散(最大):75mW 電壓電源:單電源 工作溫度:0°C ~ 70°C 安裝類型:表面貼裝 封裝/外殼:24-SOIC(0.295",7.50mm 寬) 供應(yīng)商設(shè)備封裝:24-SOIC 包裝:帶卷 (TR) 輸入數(shù)目和類型:1 個單端,單極;1 個單端,雙極