參數(shù)資料
型號(hào): TLC3574IDWR
廠商: TEXAS INSTRUMENTS INC
元件分類: ADC
英文描述: 4-CH 14-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO20
封裝: PLASTIC, SOIC-20
文件頁(yè)數(shù): 22/49頁(yè)
文件大?。?/td> 1137K
代理商: TLC3574IDWR
TLC3574, TLC3578, TLC2574, TLC2578
5V ANALOG, 3/5V DIGITAL, 14/12BIT, 200KSPS, 4/8CHANNEL
SERIAL ANALOGTODIGITAL CONVERTERS WITH ±10V INPUTS
SLAS262C OCTOBER 2000 REVISED MAY 2003
29
WWW.TI.COM
conversion operation (continued)
***
Hi-Z
**
Data Lost
Hi-Z
**
Select Channel
Possible
Signal
t(sample)
t(convert)
Select Channel
16 SCLK
Select Channel
16 SCLK
Previous Conversion Result
CS Tied to Low
CSTART
FS
SDI
INT
EOC
SDO
Hi-Z
OR
Conversion Result
Don’t Care
Possible Signal
Figure 13. Mode 00, CSTART Triggers Sampling/Conversion, FS Initiates Select
**
Hi-Z
***
*
**
*
*
*
Select CH1
Select CH2
1/4 FIFO FULL
Don’t Care
***
WRITE CFR
**
Select Channel
*
FIFO Read
**
**
Select Any
Channel
Select Any
Channel
Possible Signal
DATA1 of CH1 DATA2 of CH1
MODE 01, FS Activates Conversion, FIFO Threshold = 1/4 Full
Read FIFO After Threshold Is Hit
CS
FS
SDI
SDO
INT
DATA1 of CH2 DATA2 of CH2
Figure 14. Mode 01, FS Initiates Operations
**
Hi-Z
***
*
**
*
*
*
1/4 FIFO FULL
Don’t Care
***
WRITE CFR
**
Select Channel
*
FIFO Read
Select CH1
Select CH2
DATA1 of CH1 DATA2 of CH1
DATA1 of CH2 DATA2 of CH2
MODE 01, FS Initiates Select Period, CSTART Activates Conversion, FIFO Threshold = 1/4 Full,
Read FIFO After Threshold Is Hit
CS
FS
CSTART
SDI
SDO
INT
Possible Signal
Figure 15. Mode 01, CSTART Triggers Samplings/Conversions
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相關(guān)代理商/技術(shù)參數(shù)
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TLC3574IDWRG4 功能描述:模數(shù)轉(zhuǎn)換器 - ADC Serial Out Low Power 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
TLC3574IN 功能描述:模數(shù)轉(zhuǎn)換器 - ADC Serial Out Low Power 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
TLC3574INE4 功能描述:模數(shù)轉(zhuǎn)換器 - ADC Serial Out Low Power 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
TLC3574IPW 功能描述:模數(shù)轉(zhuǎn)換器 - ADC Serial Out Low Power 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
TLC3574IPWG4 功能描述:模數(shù)轉(zhuǎn)換器 - ADC Serial Out Low Power 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