A touch display device, comprising: a touch panel configured to be time-divisionally driven into a touch sensing period and a display period in a frame based on a synchronization signal (Tsync), the touch panel includes a plurality of touch electrodes; and a controller configured to output the synchronization signal (Tsync), a touch driver configured to drive the touch panel and configured to receive the synchronization signal (Tsync), wherein the touch driver includes: a touch sensing circuit configured to supply a touch driving signal to each of the plurality of touch electrodes, the touch sensing circuit is further configured to receive an analog touch sensing signal detected by each of the plurality of touch electrodes and to sample an integral value (INT-TSS) of the analog touch sensing signal to output digital sensing data; a touch control circuit configured to generate a PWM, pulse width modulation, signal including a plurality of pulses and configured to receive the digital sensing data; wherein the touch driving signal output by the touch sensing circuit to each of the plurality of touch electrodes is based on the PWM signal; and a sampling control circuit (145, 245, 345) configured to output a sampling control signal (MPWM, SCS) to the touch sensing circuit for controlling a sampling timing of the integral value (INT-TSS) of the touch sensing signal based on the synchronization signal (Tsync). a touch panel configured to be time-divisionally driven into a touch sensing period and a display period in a frame based on a synchronization signal (Tsync), the touch panel includes a plurality of touch electrodes; and a controller configured to output the synchronization signal (Tsync), a touch driver configured to drive the touch panel and configured to receive the synchronization signal (Tsync), wherein the touch driver includes: a touch sensing circuit configured to supply a touch driving signal to each of the plurality of touch electrodes, the touch sensing circuit is further configured to receive an analog touch sensing signal detected by each of the plurality of touch electrodes and to sample an integral value (INT-TSS) of the analog touch sensing signal to output digital sensing data; a touch control circuit configured to generate a PWM, pulse width modulation, signal including a plurality of pulses and configured to receive the digital sensing data; wherein the touch driving signal output by the touch sensing circuit to each of the plurality of touch electrodes is based on the PWM signal; and a sampling control circuit (145, 245, 345) configured to output a sampling control signal (MPWM, SCS) to the touch sensing circuit for controlling a sampling timing of the integral value (INT-TSS) of the touch sensing signal based on the synchronization signal (Tsync). a touch sensing circuit configured to supply a touch driving signal to each of the plurality of touch electrodes, the touch sensing circuit is further configured to receive an analog touch sensing signal detected by each of the plurality of touch electrodes and to sample an integral value (INT-TSS) of the analog touch sensing signal to output digital sensing data; a touch control circuit configured to generate a PWM, pulse width modulation, signal including a plurality of pulses and configured to receive the digital sensing data; wherein the touch driving signal output by the touch sensing circuit to each of the plurality of touch electrodes is based on the PWM signal; and a sampling control circuit (145, 245, 345) configured to output a sampling control signal (MPWM, SCS) to the touch sensing circuit for controlling a sampling timing of the integral value (INT-TSS) of the touch sensing signal based on the synchronization signal (Tsync).