參數(shù)資料
型號(hào)： ADS1191IPBSR
廠商： Texas Instruments
文件頁(yè)數(shù)： 52/67頁(yè)
文件大?。?/td> 0K
描述： IC AFE 16BIT 8KSPS 1CH 32TQFP
標(biāo)準(zhǔn)包裝： 1,000
位數(shù)： 16
通道數(shù)： 1
電壓 - 電源，模擬： 2.7 V ~ 5.25 V
電壓 - 電源，數(shù)字： 1.7 V ~ 3.6 V
封裝/外殼： 32-TQFP
供應(yīng)商設(shè)備封裝： 32-TQFP（5x5）
包裝： 帶卷 (TR)
Set CLKSEL Pin = 1
and Wait for Oscillator
to Wake Up
No
Analog/Digital Power-Up
// Follow Power-Up Sequencing
External
Clock
Yes
No
// If START is Tied High, After This Step
// DRDY Toggles at fMOD/256
Set CLKSEL Pin = 0 and
Provide External Clock
fCLK = 512 kHz
Set PWDN/RESET = 1
Wait for 1 s for
Power-On Reset
// Delay for Power-On Reset and Oscillator Start-Up
Issue Reset Pulse,
Wait for 18 tCLKs
Send SDATAC
Command
External Reference
Write Certain Registers,
Including Input Short
Set PDB_REFBUF = 1
and Wait for Internal
Reference To Settle
Set START = 1
RDATAC
Capture Data and
Check Noise
Set Test Signals
Capture Data and
Test Signals
// Activate DUT
//CS can be Either Tied Permanently Low
// Or Selectively Pulled Low Before Sending
// Commands or Reading/Sending Data From/To Device
// If Using Internal Reference, Send This Command
-- WREG CONFIG2 A0h
// Device Wakes Up in RDATAC Mode, so Send
// SDATAC Command so Registers can be Written
SDATAC
// DRATE = 500 SPS
WREG CONFIG1 02h
// Set All Channels to Input Short
WREG CHnSET 01h
// Activate Conversion
// After This Point DRDY Should Toggle at
// fCLK/256
// Put the Device Back in RDATAC Mode
RDATAC
// Look for DRDY and Issue 16 + 2
16 SCLKs
// Activate a (1 mV VREF/2.4) Square-Wave Test Signal
// On All Channels
SDATAC
WREG CONFIG2 A3h
WREG CHnSET 05h
RDATAC
// Look for DRDY and Issue 16 + 2
16 SCLKs
SBAS566A – DECEMBER 2011 – REVISED SEPTEMBER 2012
Figure 52. Initial Flow at Power-Up
56
Copyright 2011–2012, Texas Instruments Incorporated
Product Folder Links: ADS1191 ADS1192
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ADS1191IRSMR 制造商:Texas Instruments 功能描述:AFE General Purpose 1ADC 24-Bit 1.8V/3V 32-Pin VQFN EP T/R 制造商:Texas Instruments 功能描述:IC AFE 16BIT 8KSPS 1CH 32VQFN 制造商:Texas Instruments 功能描述:Low Pwr Int AFE for ECG App
ADS1191IRSMT 功能描述:模數(shù)轉(zhuǎn)換器 - ADC Cmplt Lw Pwr Intgrtd AFE for ECG apps RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
ADS1192 制造商:TI 制造商全稱:Texas Instruments 功能描述:Low-Power, 2-Channel, 16-Bit Analog Front-End for Biopotential Measurements
ADS1192ECG-FE 功能描述:數(shù)據(jù)轉(zhuǎn)換 IC 開(kāi)發(fā)工具 ADS1192 Demo Kit RoHS:否 制造商:Texas Instruments 產(chǎn)品:Demonstration Kits 類型:ADC 工具用于評(píng)估:ADS130E08 接口類型:SPI 工作電源電壓:- 6 V to + 6 V
ADS1192IPBS 功能描述:模數(shù)轉(zhuǎn)換器 - ADC Low Pwr Integ AFE RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
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