芯片手册LMV324IDTKey Features Operating range from VCC = 2.7�0�2 to 6�0�2V Rail-to-rail input and output Extended Vicm (VDD - 0.2�0�2V to VCC + 0.2�0�2V) Low supply current (145�0�2�0�8A) Gain bandwidth product (1�0�2MHz) ESD tolerance (2�0�2kV)