ADAQ7988集成电路（IC）的模数转换器（ADC）规格书PDF中文资料

ADAQ7988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ADAQ7988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。

FEATURES

► Easy to use μModule® data acquisition system

► 11× footprint reduction vs. discrete solution

► Integrated critical passive components

► 5 V single-supply operation

► Guaranteed 16-bit no missing codes

► On-chip oversampling function

► 2-bit resolution boost

► Out of range indicator (ALERT)

► INL: ±0.85 LSB typical, ±2 LSB maximum

► SNR (typical)

► 90.8 dB at gain = 1.0, fIN = 1 kHz

► 97.5 dB with OSR = ×8 at gain = 1.0, fIN = 1 kHz

► Channel-to-channel phase matching: 0.005° typical at

fIN = 20 kHz

► Integrated high precision reference, 3 ppm/°C typical drift

► Gain error: 0.01% typical

► Gain drift: 0.8 ppm/°C typical

► Integrated internal buffer with VCM generation

► Integrated fully differential ADC driver with signal scaling

► Wide input common-mode voltage range

► High common-mode rejection

► Single-ended to differential conversion

► Pin selectable input range with overrange

► Input ranges: ±2 V, ±3.3 V, ±5.5 V, ±11 V

► Gain/attenuation: G = 0.3, 0.6, 1.0, and 1.6

► High-speed serial interface

► 8 mm x 8 mm, 0.8 mm pitch, 81-ball CSP_BGA package

APPLICATIONS

► Lab grade battery test system

► Motor control current sense

► Motor control position feedback

► Sonar

► Power quality monitoring

► Data acquisition system

► Erbium-doped fiber amplifier (EDFA) applications

► I and Q demodulation