Disclosed is a low power consumption static random memory with low level thread amplitude of oscillation, wherein the memory comprises a pre-charging circuit based on electric charge sharing, a memory unit, a line decoder, a row decoder, a selector, a read-write control circuit, a sensitive amplifier and an input processing circuit, wherein the bit line end of the pre-charging circuit is connected to the bidirectional port of the selector, the output end of the input treatment circuit is connected with the input end of the sensitive amplifier and the selector.