品牌 ti 型号 lm393dr 批号 09 封装 soic8 营销方式 现货 产品性质 热销 处理信号 数字信号 制作工艺 半导体集成 导电类型 双极型 集成程度 小规模 工作温度 -40~85(℃) 类型 电源模块 these devices coist of two independent voltage comparato that are designed to operate from a single power supply over a wide range of voltages. operation from dual supplies also is possible as long as the difference between the two supplies is 2 v to 36 v, and v cc is at least 1.5 v more positive than the input common-mode voltage. current drain is independent of the supply voltage. the outputs can be connected to other open-collector outputs to achieve wired-and relatiohips. the lm193 is characterized for operation from –55°c to 125°c. the lm293 and lm293a are characterized for operation from –25°c to 85°c. the lm393 and lm393a are characterized for operation from 0°c to 70°c. the lm2903 is characterized for operation from –40°c to 125°c.
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