【摘要】 一种通用传感器接口集成电路芯片 -UTI .它具有集成度高、μp兼容、适用性强和自动校准等特点 .UTI可为阻性、容性、电阻桥等物理量传感器和微处理器之间提供方便、可靠的接口功能 .UTI采用三信号测量技术 ,可通过计算消除系统偏移及增益漂移造成的测量误差 .更多还原

【Abstract】 The Universal Transducer Interface (UTI)is troduced in this paper.It is a kind of interface IC with high integration level,μp compatibility,high applicability and auto-calibration.The UTI is a complete front end for many types of passive sensors,such as resistors,resistive bridge and capacitive sensors.The three signal technique is used to eliminate the effect of unknown offset and unknown gain in a linear system.更多还原