MVME167-003B

MVME167-003B

MVME167-003B由通用型集成运放(如LM324)构成的电压比较器有较高的精度，但响应速度较慢，因此电压比较器一般选取的集成比较器。集成电压比较器响应速度快，电源电压范围宽，其输出电平与数字集成电路配合，一般可以直接驱动数字集成电路。

常用的普及型比较器为LM339/LM393，国半出品，分别是4单元和2单元，晶体管差分输入，输入阻抗约20MΩ，供电范围为2V～36V，响应时间为1.3us，输出电压偏幅为：低电平0V时输出为1～3mV(输出失调电压)，为集电极开路输出。

MVME167-003B 

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