Chip, data processing method and storage medium

The invention discloses a chip. Comprising a control circuit used for obtaining a target exponential function used for exponential operation; determining an equivalent exponential function of the target exponential function; wherein the equivalent exponential function is in a form of multiplying a first sub-exponential function and a second sub-exponential function, and the base number of the first sub-exponential function and the base number of the second sub-exponential function are the same preset base number; the first calculation circuit is used for performing exponential operation on the first sub-exponential function by utilizing the lookup table so as to obtain a function value of the first exponential function; the second calculation circuit is used for performing exponential operation on the second sub-exponential function to obtain a function value of the second sub-exponential function; and the multiplication circuit is used for multiplying the function value of the first sub-exponential function