參數資料
型號: ADS5102IPFB
廠商: Texas Instruments, Inc.
英文描述: 1.8-V ANALOG SUPPLY, 10-BIT, 65/40 MSPS ANALOG-TO-DIGITAL CONVERTERS WITH INTERNAL REFERENCE
中文描述: 1.8 - V模擬電源,10位,65/40 MSPS的模擬到數字的,具有內部參考變換器
文件頁數: 13/23頁
文件大?。?/td> 334K
代理商: ADS5102IPFB
ADS5102
ADS5103
SLAS351B – OCTOBER 2001 – REVISED DECEMBER 2001
20
www.ti.com
PRINCIPLES OF OPERATION
3 k
3 k
3 k
3 k
REFT
AIN–
AIN+
REFB
AIN+
AIN–
ADS5102
ADS5103
Figure 33. Driving the Analog Inputs
setting the bias resistor—RBIAS
Each device in this family requires an external resistor be connected from pin 14 to ground. The value of this
resistor is determined by which device is being used. Refer to Table 2 for the correct resistor value. This resistor
only dissipates less than 1 mW of power. The resistor accuracy of 1% is adequate.
Table 2. Resistor Value
DEVICE
RBIAS VALUE
CONNECT FROM
ADS5103
8.25 k
Pin 14 to AGND
ADS5102
4.42 k
Pin 14 to AGND
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相關代理商/技術參數
參數描述
ADS5102IPFBG4 功能描述:模數轉換器 - ADC 10 Bit 65MSPS 1.8V Int/Ext Ref w/Pwrdwn RoHS:否 制造商:Texas Instruments 通道數量:2 結構:Sigma-Delta 轉換速率: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
ADS5102IPFBR 功能描述:模數轉換器 - ADC 10 Bit 65MSPS 1.8V Int/Ext Ref w/Pwrdwn RoHS:否 制造商:Texas Instruments 通道數量:2 結構:Sigma-Delta 轉換速率: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
ADS5102IPFBRG4 功能描述:模數轉換器 - ADC 10 Bit 65MSPS 1.8V Int/Ext Ref w/Pwrdwn RoHS:否 制造商:Texas Instruments 通道數量:2 結構:Sigma-Delta 轉換速率: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
ADS5103 制造商:TI 制造商全稱:Texas Instruments 功能描述:1.8-V ANALOG SUPPLY, 10-BIT, 65/40 MSPS ANALOG-TO-DIGITAL CONVERTERS WITH INTERNAL REFERENCE
ADS5103CPFB 功能描述:模數轉換器 - ADC 10 Bit 40MSPS 1.8V Int/Ext Ref w/Pwrdwn RoHS:否 制造商:Texas Instruments 通道數量:2 結構:Sigma-Delta 轉換速率: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