高精度模数转换器ADS1211  

High Precision Analog to Digital Converter ADS1211

作　　者：刘鉴旭[1] 姜宝钧[1] 邓兴成[1] 

机构地区：[1]电子科技大学,成都610054

出　　处：《实验科学与技术》2006年第B12期99-101,117,共4页Experiment Science and Technology

摘　　要：ADS1211是一个具有24位精度并内含自校正∑-Δ转换器、二阶∑-Δ调制器、可编程数字滤波器和微处理器的串行A/D转换器。该文主要介绍了在单片机的控制下,利用ADS1211实现高精度A/D转换的方案。ADS1211 is a precise 24 -bit serial A/D converter which includes self- calibrating sigma - delta converter, two - step sigma - delta modulator, programmable digital filter and microcontroller. This paper mainly introduces a scheme controlled by MCU, which makes use of ADS1211 to achieve A/ D conversion.

关 键 词：A/D转换器 ADS1211转换器 高精度 51单片机 

分 类 号：TP274.2[自动化与计算机技术—检测技术与自动化装置]