智能温度传感芯片是应用最广、需求量最大的传感器之一,它广泛应用于计算机、移动电话和工业控制等领域。用CMOS工艺来实现智能温度传感芯片具有低成本、低功耗、与标准数字工艺兼容以及芯片面积小等优点,已经取代了双极型工艺,成为当今智能温度传感芯片的主导工艺。本论文采用0.5um的CMOS工艺实现了一种高精度的智能温度传感芯片,该芯片集成了温度传感模块、Δ-Σ调制器、计数器、其他辅助电路和数字接口电路等主要模块。其内部集成温度传感元件,能精确的检测芯片本身和周围环境的温度;采用一阶Δ-ΣA/D转换器,通过过采样和噪声整形技术对噪声进行双重抑制,达到高精度的转换;片内集成基准电压源,简化了供电系统的设计...Smart temperature sense IC is one of the most popular sensors; it has the call in lots of fields, such as computer, mobile phone and industry control. Compared with bipolar, CMOS technology provides density, power saving, and good mix of component for analog design. By this reason, CMOS technology becomes the dominant technology in smart temperature sensor implementation. The temperature sense ...学位:工学硕士院系专业:物理与机电工程学院机电工程系_测试计量技术及仪器学号:20032902