工业监控和手持设备应用的6通道SAR模数转换器

14-bit、1.5Msps、低功率的SAR模数转换器LTC2351-14具有六路同时采样的差分输入通道。工作于3V电源，具有6个独立的采样保持放大器和单个ADC；LTC2351-14是工业监控应用的理想选择，如3相线电压监控，手持设备电源、功率因数校正、电机控制、数据采集等应用。
6-Channel SAR ADCs for Industrial Monitoring and Portable
Instruments
Design Note 426
Guy Hoover and Steve Logan

The 14-bit LTC2351-14 is a 1.5Msps, low power SAR low power and small size are desirable. Power consump-
ADC with six simultaneously sampled differential input tion is a mere 16.5mW, which extends battery life. The
channels. It operates from a single 3V supply and features 3-wire serial interface means fewer pins than parallel
six independent sample-and-hold ampliers and a single output devices, allowing the LTC2351-14 to t in a 32-pin,
ADC. The single ADC with multiple S/HAs enables excellent 5mm × 5mm QFN package.
range match (1mV) between channels and channe