24-Bit, Pin-Programmable, Ultralow Power Sigma-Delta ADC

GENERAL DESCRIPTION The AD7780 is a complete low power front-end solution for bridge sensor products, including weigh scales, strain gages, and pressure sensors. It contains a precision, low power, 24-bit sigma delta (Σ-Δ) ADC; an on-chip, low noise programmable gain amplifier (PGA); and an on-

文件：429.23 Kbytes 页数：16 Pages

AD

亚德诺

24-Bit, Pin-Programmable, Ultralow Power Sigma-Delta ADC

文件：356.79 Kbytes 页数：17 Pages

AD

亚德诺

24位、引脚可编程的低功耗Σ−Δ模数转换器

AD7780是一款极低功耗的24位模数转换器（ADC）。它包含一个精密的24位Σ−ΔADC、一个片上低噪声可编程增益放大器（PGA）和一个片上振荡器。它为包括电子秤、应变计和压力传感器在内的桥式传感器产品提供了一个完整的前端解决方案。 AD7780的耗电仅为380µA，特别适用于便携式或者电池供电且具有极低功耗要求的产品。AD7780同样具有断电模式，使用户能切断电桥传感器的电源或者当AD7780不转换时将其断电，从而延长产品的电池续航能力。\n\n 为了便于使用，AD7780的特性都是通过专用引脚来控制的。每读取一个数据时，24位转换就会附带8个状态位。这些状态位包含一个 • 引脚可编程滤波器响应，更新速率为：10Hz或者16.7Hz\n\n• 引脚可编程电流增益\n\n• 引脚可编程断电和重置\n\n• 状态功能;

ADI

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24-Bit, Pin-Programmable, Ultralow Power Sigma-Delta ADC

GENERAL DESCRIPTION The AD7780 is a complete low power front-end solution for bridge sensor products, including weigh scales, strain gages, and pressure sensors. It contains a precision, low power, 24-bit sigma delta (Σ-Δ) ADC; an on-chip, low noise programmable gain amplifier (PGA); and an on-

文件：429.23 Kbytes 页数：16 Pages

AD

亚德诺

24-Bit, Pin-Programmable, Ultralow Power Sigma-Delta ADC

GENERAL DESCRIPTION The AD7780 is a complete low power front-end solution for bridge sensor products, including weigh scales, strain gages, and pressure sensors. It contains a precision, low power, 24-bit sigma delta (Σ-Δ) ADC; an on-chip, low noise programmable gain amplifier (PGA); and an on-

文件：429.23 Kbytes 页数：16 Pages

AD

亚德诺

24-Bit, Pin-Programmable, Ultralow Power Sigma-Delta ADC

GENERAL DESCRIPTION The AD7780 is a complete low power front-end solution for bridge sensor products, including weigh scales, strain gages, and pressure sensors. It contains a precision, low power, 24-bit sigma delta (Σ-Δ) ADC; an on-chip, low noise programmable gain amplifier (PGA); and an on-

文件：429.23 Kbytes 页数：16 Pages

AD

亚德诺

24-Bit, Pin-Programmable, Ultralow Power Sigma-Delta ADC

GENERAL DESCRIPTION The AD7780 is a complete low power front-end solution for bridge sensor products, including weigh scales, strain gages, and pressure sensors. It contains a precision, low power, 24-bit sigma delta (Σ-Δ) ADC; an on-chip, low noise programmable gain amplifier (PGA); and an on-

文件：429.23 Kbytes 页数：16 Pages

AD

亚德诺

24-Bit, Pin-Programmable, Ultralow Power Sigma-Delta ADC

文件：356.79 Kbytes 页数：17 Pages

AD

亚德诺

24-Bit, Pin-Programmable, Ultralow Power Sigma-Delta ADC

文件：356.79 Kbytes 页数：17 Pages

AD

亚德诺

24-Bit, Pin-Programmable, Ultralow Power Sigma-Delta ADC

文件：356.79 Kbytes 页数：17 Pages

AD

亚德诺