ZMDI ZSSC3170汽车传感器信号调理方案

ZMDIZSSC3170汽车传感器信号调理方案ZMDIZSSC3170汽车传感器信号调理方案ZMDI公司的ZSSC3170是集成了LIN和PWM接口的汽车传感器信号调理器,最大模拟增益420,并具有扩展的失调补偿.器件和LIN指标1.3/2.0/2.1兼容,数据转换速率高达430Hz,电源电压7-18V,ADC分辨率13-14位,输出分辨率达12位,睡眠模式的电流消耗小于100uA.本文介绍了ZSSC3170主要特性,方框图和多种应用电路.ZSSC3170:AutomotiveSensorSignalConditionerwithLINandPWMInterfaceTheZSSC3170isaCMOSintegratedcircuitforhighlyaccurateamplificationandsensorspecificcorrectionofbridgesensorsignals.Featuringamaximumanaloggainof420,aswellasextendedoffsetcompensationcapabilities,theZSSC3170isadjustabletonearlyallresistivebridgesensortypes.Digitalcompensationofoffset,sensitivity,temperaturedrift,andnonlinearityisaccomplishedviaa16-bitRISCmicrocontroller.ConditioningcoefficientsarestoredinanEEPROMcertifiedforautomot