Low Power, 16-/24-Bit Sigma-Delta ADC for Bridge Sensors

GENERAL DESCRIPTION The AD7796/AD7797 are complete, analog front ends for high precision, bridge sensor applications such as weigh scales. The AD7796/AD7797 contain a Σ-Δ ADC capable of 16-/24-bit resolution, respectively. The on-chip instrumentation amplifier has a fixed gain of 128, allowing

文件：552.23 Kbytes 頁(yè)數(shù)：24 Pages

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Low Power, 16-/24-Bit Sigma-Delta ADC

文件：561.98 Kbytes 頁(yè)數(shù)：24 Pages

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24位、低功耗、用于橋式傳感器的Σ-Δ型ADC

AD7796/AD7797均為適合電子秤等高精度、橋式傳感器應(yīng)用的完整模擬前端。AD7796/AD7797包含Σ-?型ADC，分別支持16/24位分辨率。片內(nèi)儀表放大器具有128的固定增益，可直接將來(lái)自橋式傳感器等的小幅度信號(hào)輸入ADC。\n\n 每個(gè)器件具有一路差分輸入和一個(gè)溫度傳感器，與ADC內(nèi)部相連。此傳感器可用于電橋的溫度補(bǔ)償。\n\n 該器件可以采用內(nèi)部時(shí)鐘工作，或者也可采用外部時(shí)鐘工作，輸出數(shù)據(jù)速率可通過(guò)軟件編程設(shè)置，可在4.17 Hz至123 Hz的范圍內(nèi)變化。\n\n AD7796/AD7797采用2.7 V至5.25 V電源供電，典型功耗為250 ? 均方根（RMS）噪聲：65 nV\n\n? 儀表放大器\n\n? 溫度傳感器\n\n? 內(nèi)部時(shí)鐘振蕩器\n\n? 50 Hz/60 Hz同時(shí)抑制\n\n? 更新速率：4.17 Hz至123 Hz\n\n? 功耗：250 μA（典型值）\n\n? 省電模式：1 μA\n\n? 電源電壓：2.7 V至5.25 V\n\n? 溫度范圍：–40°C至+85°C\n\n? 獨(dú)立接口電源\n\n? 16引腳TSSOP封裝;

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Low Power, 16-/24-Bit Sigma-Delta ADC for Bridge Sensors

GENERAL DESCRIPTION The AD7796/AD7797 are complete, analog front ends for high precision, bridge sensor applications such as weigh scales. The AD7796/AD7797 contain a Σ-Δ ADC capable of 16-/24-bit resolution, respectively. The on-chip instrumentation amplifier has a fixed gain of 128, allowing

文件：552.23 Kbytes 頁(yè)數(shù)：24 Pages

AD

亞德諾

Low Power, 16-/24-Bit Sigma-Delta ADC for Bridge Sensors

GENERAL DESCRIPTION The AD7796/AD7797 are complete, analog front ends for high precision, bridge sensor applications such as weigh scales. The AD7796/AD7797 contain a Σ-Δ ADC capable of 16-/24-bit resolution, respectively. The on-chip instrumentation amplifier has a fixed gain of 128, allowing

文件：552.23 Kbytes 頁(yè)數(shù)：24 Pages

AD

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Low Power, 16-/24-Bit Sigma-Delta ADC

文件：561.98 Kbytes 頁(yè)數(shù)：24 Pages

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Sigma-Delta ADC for Bridge Sensors Low Power

文件：478.33 Kbytes 頁(yè)數(shù)：24 Pages

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Sigma-Delta ADC for Bridge Sensors Low Power

文件：478.33 Kbytes 頁(yè)數(shù)：24 Pages

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Package：16-TSSOP（0.173"，4.40mm 寬）；包裝：卷帶（TR）剪切帶（CT）Digi-Reel? 得捷定制卷帶 類(lèi)別：集成電路（IC） 模數(shù)轉(zhuǎn)換器（ADC） 描述：IC ADC 24BIT SIGMA-DELTA 16TSSOP

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Package：16-TSSOP（0.173"，4.40mm 寬）；包裝：管件 類(lèi)別：集成電路（IC） 模數(shù)轉(zhuǎn)換器（ADC） 描述：IC ADC 24BIT SIGMA-DELTA 16TSSOP

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