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參數(shù)資料
| 型號： | MAX11210EEE+T |
| 廠商： | Maxim Integrated Products |
| 文件頁數(shù)： | 18/27頁 |
| 文件大?。?/td> | 0K |
| 描述： | ADC 24BIT 4WIRE SPI 16-QSOP |
| 產(chǎn)品培訓模塊： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 標準包裝： | 2,500 |
| 位數(shù)： | 24 |
| 數(shù)據(jù)接口： | 串行，SPI? |
| 轉(zhuǎn)換器數(shù)目： | 1 |
| 功率耗散（最大）： | 667mW |
| 電壓電源： | 模擬和數(shù)字 |
| 工作溫度： | -40°C ~ 85°C |
| 安裝類型： | 表面貼裝 |
| 封裝/外殼： | 16-SSOP（0.154"，3.90mm 寬） |
| 供應商設備封裝： | 16-QSOP |
| 包裝： | 帶卷 (TR) |
| 輸入數(shù)目和類型： | 1 個差分，單極；1 個差分，雙極 |
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25
Maxim Integrated
24-Bit, Single-Channel, Ultra-Low-Power,
Delta-Sigma ADCs with GPIO
MAX11200/MAX11210
Figure 8. RTD Temperature Measurement Circuit
Applications Information
See Figure 8 for the RTD temperature measurement
circuit and Figure 9 for a resistive bridge measurement
circuit.
Magnetic force restoration (MFR) force-measuring (typi-
cally weight) systems are a good design example requir-
ing an ADC that has exceptional dynamic range and lin-
earity. MFR devices use a lever and fulcrum to balance
an unknown weight (the object to be measured) with
an electromagnetic force coil. The current necessary to
keep the balance in equilibrium is equal to the force of
gravity exerted to the object to be weighed.
These currents can be as large as several hundred
amperes, or as small as several microamperes, all in the
same system. Often, it is necessary to maintain the given
accuracy across the entire scale.
This application requires a quantizing device with
enough resolution and dynamic range to match the sen-
sor system. In the past, this was done using an audio
ADC and DAC under the control of a microprocessor to
build a discrete delta-modulator-style A/D. This was very
expensive, and could decrease the mean time between
failure (MTBF) for measurement devices requiring high
reliability. The MAX11200/MAX11210 ADCs offer a much
simpler solution with excellent resolution and dynamic
range. See Figure 10.
Chip Information
PROCESS: BiCMOS
Figure 9. Resistive Bridge Measurement Circuit
IREF2
IREF1
IREF1 = K x IREF2
REFP
REFN
RREF
AINP
AINN
GND
RRTD
MAX11200
MAX11210
REFP
AVDD
REFN
AINP
AINN
MAX11200
MAX11210
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| MAX11210EVKIT+ | 功能描述:數(shù)據(jù)轉(zhuǎn)換 IC 開發(fā)工具 EVKIT for MAX11210 RoHS:否 制造商:Texas Instruments 產(chǎn)品:Demonstration Kits 類型:ADC 工具用于評估:ADS130E08 接口類型:SPI 工作電源電壓:- 6 V to + 6 V |
| MAX11211 | 制造商:MAXIM 制造商全稱:Maxim Integrated Products 功能描述:18-Bit, Single-Channel, Ultra-Low-Power, Delta-Sigma ADCs with Programmable Gain and GPIO |
| MAX11211EEE+ | 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 18-Bit Delta-Sigma 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 |
| MAX11211EEE+T | 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 18-Bit Delta-Sigma 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 |
| MAX11212 | 制造商:MAXIM 制造商全稱:Maxim Integrated Products 功能描述:18-Bit, Single-Channel, Ultra-Low Power, Delta-Sigma ADC with 2-Wire Serial Interface |
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