Pulse generation circuit with temperature compensation function and adjustable pulse width

The invention discloses a pulse generating circuit with a temperature compensation function and an adjustable pulse width, which belongs to the field of pulse generating circuits in digital-analog hybrid integrated circuits and comprises a positive temperature coefficient reference current generating circuit and a negative temperature coefficient reference current generating circuit. The output of the positive temperature coefficient reference current generating circuit and the output of the negative temperature coefficient reference current generating circuit are connected with the drain electrode of an MOS tube Q6 of the charging and discharging control switch circuit; the output of the input control logic signal decoding circuit is connected with the grid electrodes of an MOS tube Q2, an MOS tube Q3, an MOS tube Q4 and an MOS tube Q5 in the variable charging capacitor circuit respectively; the input positive electrode of a comparator U1 in the comparator circuit is connected with the source electrode of th