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| 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)： | 39/63頁 |
| 文件大?。?/td> | 1734K |
| 代理商： | ADS7953SBRHBT |
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SLAS605A – JUNE 2008 – REVISED JANUARY 2010
www.ti.com
REVISION HISTORY
Changes from Original (June 2008) to Revision A
Page
Added QFN information to Features ..................................................................................................................................... 1
Added QFN information to Description ................................................................................................................................. 1
Added QFN information to 12-bit ordering information ......................................................................................................... 3
Added QFN information to 10-bit ordering information ......................................................................................................... 3
Added QFN information to 8-bit ordering information ........................................................................................................... 4
Changed thermal impedance for DBT package in absolute maximum ratings .................................................................... 4
Changed thermal impedance for RHB package in absolute maximum ratings .................................................................... 4
Changed thermal impedance for RGE package in absolute maximum ratings .................................................................... 4
Added Vref = 2.5 V ± 0.1 V to ELECTRICAL CHARACTERISTICS, ADS7950/51/52/53 ..................................................... 5
Added while 2Vref
≤ +VA to full-scale input span range 2 test conditions ........................................................................... 5
Added while 2Vref
≤ +VA to full-scale input span range 2 test conditions ........................................................................... 5
Added Total unadjusted error (TUE) specification ................................................................................................................ 5
Changed reference voltage at REFP min and max values .................................................................................................. 6
Added Vref = 2.5 V ± 0.1 V to ELECTRICAL CHARACTERISTICS, ADS7950/51/52/53 ..................................................... 6
Added Note to ELECTRICAL CHARACTERISTICS, ADS7950/51/52/53 ............................................................................ 6
Added Vref = 2.5 V ± 0.1 V to ELECTRICAL CHARACTERISTICS, ADS7954/55/56/57 test conditions ............................. 6
Added while 2Vref
≤ +VA to full-scale input span range 2 test conditions ........................................................................... 6
Added while 2Vref
≤ +VA to full-scale input span range 2 test conditions ........................................................................... 6
Added Vref = 2.5 V ± 0.1 V to ELECTRICAL CHARACTERISTICS, ADS7954/55/56/57 test conditions ............................. 7
Changed Vref reference voltage at REFP min value from 2.49 V to 2.0 V ........................................................................... 7
Changed Vref reference voltage at REFP max value from 2.51 V to 3.0 V .......................................................................... 7
Added Vref = 2.5 V ± 0.1 V to ELECTRICAL CHARACTERISTICS, ADS7954/55/56/57 test conditions ............................. 8
Added Vref = 2.5 V ± 0.1 V to ELECTRICAL CHARACTERISTICS, ADS7958/59/60/61 test conditions ............................. 8
Added while 2Vref
≤ +VA to full-scale input span range 2 test conditions ........................................................................... 8
Added while 2Vref
≤ +VA to full-scale input span range 2 test conditions ........................................................................... 8
Changed Vref reference voltage at REFP min value from 2.49 V to 2.0 V ........................................................................... 9
Changed Vref reference voltage at REFP max value from 2.51 V to 3.0 V .......................................................................... 9
Added Vref = 2.5 V ± 0.1 V to ELECTRICAL CHARACTERISTICS, ADS7958/59/60/61 test conditions ............................. 9
Changed tsu1 values from max to min ................................................................................................................................. 10
Changed tsu2 values from max to min ................................................................................................................................. 10
Changed VEE to AGND and VCC to +VA on 38-pin TSSOP pinout ................................................................................. 11
Added QFN pinout .............................................................................................................................................................. 11
Added QFN pinout .............................................................................................................................................................. 12
Added QFN pinout .............................................................................................................................................................. 12
Added QFN pinout .............................................................................................................................................................. 12
Added terminal functions for QFN packages ...................................................................................................................... 14
Changed ADS7950/4/8 QFN package MXO pin from 7 to 3 .............................................................................................. 14
Added TOTAL UNADJUSTED ERROR (TUE Max) graph ................................................................................................. 21
Added TOTAL UNADJUSTED ERROR (TUE Min) graph .................................................................................................. 21
Changed GPIO pins description ......................................................................................................................................... 23
Added device powerdown through GPIO in the case of the TSSOP packaged devices ................................................... 25
Added note to Table 1 ........................................................................................................................................................ 29
Added note to Table 1 ........................................................................................................................................................ 29
44
Copyright 2008–2010, Texas Instruments Incorporated
Product Folder Link(s): ADS7950, ADS7951, ADS7952, ADS7953 ADS7954, ADS7955, ADS7956, ADS7957 ADS7958,
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相關代理商/技術參數(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 結構: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 結構: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 結構: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 結構: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 結構: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 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-32 |
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