柔性测量模块的芯片化设计  

Design of flexible measuring module chip

作　　者：刘俊[1] 赵建[1] 杨明欣[1] 李广军[2] 

机构地区：[1]成都信息工程学院,四川成都610225 [2]电子科技大学,四川成都610054

出　　处：《传感器与微系统》2006年第10期47-50,共4页Transducer and Microsystem Technologies

摘　　要：介绍了一种利用小体积、贴片型低功耗单片机，逐次逼近A／D器件以及前端柔性测量电路设计的专用小体积芯片化模块，可适用于各种常用工控信号测量的数字化可编程智能多参量测量专用集成化器件。该设计可以实现电压、热电势、电阻、频率等信号的测量，测量精度达到0．2％～0.3％。按照本设计生产的产品可适应多种输入信号，达到多信号变量程自动切换、全自动数字调校的功能。A kind of small size integrated device is introduced based on small size and Low power consumption micro controller unit （ MCU ） of surface mounted devices （ SMD ） footprint, successive approximation A/D device and flexible front measuring circuit. It is suitable for digital programmable and intelligent multi-parameter measurement for all sorts of common industry control signals. This design ean apple to the measurement of voltage, heal electric potential, resistance and frequency; accuracy is 0.2 % - 0.3 %. The products with design is suitable for many input signals and can realize auto-shifted measuring range and fully automatic digital tuning functions.

关 键 词：柔性测量 测量模块 SPI总线接口 智能化 专用集成电路 

分 类 号：TP216[自动化与计算机技术—检测技术与自动化装置]