參數(shù)資料
型號： ADS7953SBRHBT
廠商： TEXAS INSTRUMENTS INC
元件分類： ADC
英文描述： 16-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PQCC32
封裝： GREEN, PLASTIC, PQFP-32
文件頁數(shù)： 21/63頁
文件大?。?/td> 1734K
代理商： ADS7953SBRHBT
Deviceoperationin Auto 1 or
Auto 2 mode
ChangetoManualmode?
* Sample: Samplesandconvertschannelselectedin ‘framen-1’
* Mux
: Selectschannelincrementedfrompreviousframeasperautosequencethischannelwillbe
acquiredinthisframeandsampledatstartof ‘framen+1’
* Range: Asprogrammedin ‘framen-1’ . Appliestochannelselectedforacquisitionincurrentframe
.
* SDI
: Programmingfor ‘framen +1’
DI15..12 = 0001 binary …. Selectsmanualmode
DI11=1 enablesprogrammingof ‘rangeandGPIO’
DI10..7 = binaryaddressofchannel
DI6.. Asperrequiredrangeforchanneltobeselected
DI5=0 .. Nopowerdown
DI4..0… asperGPIOsettings
*SDO : DO15..0 address (orGPIOdata) & conversiondataofchannelselectedin ‘framen -1’
* GPIO :
O/P: latchedon CS fallingedgeasperDI3..0 writteninframen-1’
I/P: Inputstatuslatchedonfallingedgeof CSandtransferredseriallyonSDOinthesame
frame
No
Yes
CS
Continueoperation in manualmode
CS
Frame: n-1
Frame: n
Request
forManual
mode
* Sample: Samplesandconvertschannelselectedin ‘framen’
* Mux
: Selectschannelprogrammedin ‘framen’(Manualmode) thischannelwillbeacquiredinthis
frameandsampledatstartof ‘framen+2’
* Range: Asprogrammedin ‘framen’. Appliestochannelselectedforacquisitionincurrentframe
.*
SDI
: Programmingfor ‘framen+2’
DI15..12 = 0001 binary …. Tocontinueinmanualmode
DI11=1 enablesprogrammingof ‘rangeandGPIO’
DI10..7 = binaryaddressofchannel
DI6.. Asperrequiredrangeforchanneltobeselected
DI5=0 .. Nopowerdown
DI4..0… asperGPIOsettings
*SDO : DO15..0 address (orGPIOdata) & conversiondataofchannelselectedin ‘framen’
* GPIO :
O/P: latchedon CS fallingedgeasperDI3..0 writteninframe ‘n’
I/P: Inputstatuslatchedonfallingedgeof CS andtransferredseriallyonSDOinthesame
frame
CS
Frame:
n+1
Entryinto
Manual
Mode
* Sample: Samplesandconvertschannelselectedin ‘framen+1’
* Mux
: Selectschannelprogrammedin ‘framen+1’ (Manualmode), thischannelwillbeacquiredin
thisframeandsampledatstartof ‘framen+3’
* Range: Asprogrammedin ‘framen+1’ . Appliestochannelselectedforacquisitionincurrentframe.*
SDI
: Programmingfor ‘framen+3’
DI15..12 = 0001 binary …. Selectsmanualmode
DI11=1 enablesprogrammingof ‘rangeandGPIO’
DI10..7 = binaryaddressofchannel
DI6.. Asperrequiredrangeforchanneltobeselected
DI5=0 .. Nopowerdown
DI4..0… asperGPIOsettings
*SDO : DO15..0 address (orGPIOdata) & conversiondataofchannelselectedin ‘framen+1’
* GPIO :
O/P: latchedon CS fallingedgeasperDI3..0 writteninframen+1’
I/P: Inputstatuslatchedonfallingedgeof CSandtransferredseriallyonSDOinthesame
frame
CS
Frame:
n+2
Operation
inManual
mode
SLAS605A – JUNE 2008 – REVISED JANUARY 2010
www.ti.com
Figure 50. Entering and Running in Manual Channel Sequencing Mode
28
Copyright 2008–2010, Texas Instruments Incorporated
相關(guān)PDF資料
PDF描述
ADS7953SRHBT 16-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PQCC32
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ADS7953SDBT 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 12B 1MSPS 16Ch Sgl ended micro Pwr 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
ADS7953SDBTG4 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 12B 1MSPS 12Ch sr i/f SAR ADC 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
ADS7953SDBTR 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 12B 1MSPS 16Ch Sgl ended micro Pwr 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
ADS7953SDBTRG4 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 12B 1MSPS 12Ch sr i/f SAR ADC 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
ADS7953SRHBR 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 12B 1MSPS 16Ch Sgl End MicroPwr SAR ADC 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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