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TLV3501 过零比较器

Other Parts Discussed in Thread: TLV3501

设计要求:输入信号VPP=5V,DC=0,f=3M,要求输出信号直接作为数字芯片输入端

设计方案:V-端接地,V+端接+5V,-IN端接地,+IN端接输入信号

问题:数据手册上写:Signal Input Terminals, Voltage(2) (V−) − 0.3V to (V+) + 0.3V,输入信号负电压超出了最大范围,电路能否正常工作,若不能正常工作,如何使用TLV3501设计过零比较器,或是否有其他适用于该设计要求的过零比较电路方案