一种单总线ASIC的多通道校准和烧录系统设计与测试  

Design and Test of a Multi-Channel Calibration and Trimming system for a One Wire Bus ASIC

作　　者：王浩 康健力 吴骅刚 WANG Hao;KANG Jian-li;WU Hua-gang(Shanghai Branch,CSMC technologies Corporation)

机构地区：[1]无锡华润上华科技有限公司上海分公司

出　　处：《中国集成电路》2023年第9期50-56,59,共8页China lntegrated Circuit

摘　　要：本文介绍了一款带寻址功能的单总线专用集成电路(ASIC)信号调理器,并以此通讯接口为基础,建立一套多通道并行的微机电系统(MEMS)传感器和ASIC电路的集成式校准测试系统,此系统单次最高负载容量可达3712颗产品,同时采用多种工业通信协议,连接外围设备后可组成一套完整的自动通信系统,解决了以往设备板卡与产品负载之间连接线束多,接口复杂,可靠性差,效率低等实际生产使用问题,突破了传统MEMS传感器和ASIC产品的在校准测试环节的生产瓶颈,具有广泛的实用价值,为实验室、科研院所批量评估样品,以及企业大规模校准、烧录等量产工作,提供高效、便利的应用解决方案。This paper introduces a kind of one wire communication bus ASIC with addressing function.Based on this communication interface,an integrated calibration and test system for Micro-Electro-Mechanical System(MEMS)sensors and ASIC circuits is established.The maximum load capacity of this system can be totally 3712 products.Also,a variety of industrial communication protocols can be used to form a complete set of automatic system after connecting peripheral devices,which solves the problems between equipment boards and product loads of messy wiring harnesses,complex interfaces,poor reliability and low efficiency in actual mass production,breaking through the production bottleneck of traditional MEMS sensors and ASIC products in calibration and testing.It has a wide range of practical value,and provides efficient and convenient application solutions for batch evaluation of samples in laboratories and research institutes,as well as high volume calibration,trimming and mass production work in enterprises.

关 键 词：可寻址的单总线通讯 微机电系统 专用集成电路 信号调理 高负载并行通讯 

分 类 号：TN492[电子电信—微电子学与固体电子学]