Electronic chip with high clock precision and configuration method

The embodiment of the invention discloses an electronic chip with high clock precision and a configuration method, the electronic chip comprises a clock module and a voltage reference and PTAT current module, the clock module is used for generating a chip output clock and comprises a clock calibration module and a current fine tuning module; the clock calibration module comprises a plurality of capacitance adjusting branches, and the current fine tuning module comprises a plurality of current adjusting branches; the electronic chip further comprises a processing module. The processing module is respectively connected with the clock calibration module and the current fine tuning module, the processing module is configured to output a corresponding calibration signal and a fine tuning signal based on the deviation between the chip output clock and a standard clock, and the calibration signal controls the connection number of the plurality of capacitance adjusting branches; the calibration signal controls the co