AD7791BRM集成电路（IC）的模数转换器（ADC）规格书PDF中文资料

AD7791BRM属于集成电路（IC）的模数转换器（ADC）。由亚德诺半导体技术有限公司制造生产的AD7791BRM模数转换器（ADC）模数转换器（ADC、A/D 或 A 转 D）对模拟信号进行采样，例如由麦克风采集的声音或传感器的输出，然后将其转换为数字信号。一般来说，数字输出是二进制补码二进制数，与输入成比例。输入类型可能是差分、伪差分或单端输入。模数转换器可按照位数、采样率、输入数、接口、转换器数和架构（例如自适应增量、双斜率、折叠、流水线、SAR、三角积分、两步式）进行选择。

GENERAL DESCRIPTION

The AD7791 is a low power, complete analog front end for low frequency measurement applications. It contains a low noise 24-bit ∑-∆ ADC with one differential input that can be buffered or unbuffered.

FEATURES

Power

Supply: 2.5 V to 5.25 V operation

Normal: 75 µA max

Power-down: 1 µA max

RMS noise: 1.1 µV at 9.5 Hz update rate

19.5-bit p-p resolution (22 bits effective resolution)

Integral nonlinearity: 3.5 ppm typical

Simultaneous 50 Hz and 60 Hz rejection

Internal clock oscillator

Rail-to-rail input buffer

VDD monitor channel

Temperature range: –40°C to +105°C

10-lead MSOP