A liquid discharging apparatus comprising: a nozzle which discharges liquid; a pressure chamber which communicates with the nozzle; a piezoelectric element adapted to discharge liquid from the pressure chamber; a driving signal generating section which generates a driving signal for driving the piezoelectric element; a residual vibration detecting section which detects changes in the voltage produced by the piezoelectric element in accordance with residual vibration inside the pressure chamber and generates an output signal; a selection section which selects whether to supply the driving signal to the piezoelectric element or to supply the voltage from the piezoelectric element to the residual vibration detecting section; a semiconductor integrated circuit including the residual vibration detecting section, the selection section, a connecting section which connects the piezoelectric element, an input terminal to which the driving signal is supplied, and an output terminal from which an output signal of the residual vibration detecting section is output; characterized in that there is provided: a first external wiring which is connected to the input terminal and through which the driving signal is supplied; and a second external wiring which is connected to the output terminal and through which an output signal of the residual vibration detecting section is supplied, wherein a resistance value per unit length of the second external wiring is larger than a resistance value per unit length of the first external wiring. a nozzle which discharges liquid; a pressure chamber which communicates with the nozzle; a piezoelectric element adapted to discharge liquid from the pressure chamber; a driving signal generating section which generates a driving signal for driving the piezoelectric element; a residual vibration detecting section which detects changes in the voltage produced by the piezoelectric element in accordance with residual vibration inside the pressure chamber and generates an output signal; a selection section which selects whether to supply the driving signal to the piezoelectric element or to supply the voltage from the piezoelectric element to the residual vibration detecting section; a semiconductor integrated circuit including the residual vibration detecting section, the selection section, a connecting section which connects the piezoelectric element, an input terminal to which the driving signal is supplied, and an output terminal from which an output signal of the residual vibration detecting section is output; characterized in that there is provided: a first external wiring which is connected to the input terminal and through which the driving signal is supplied; and a second external wiring which is connected to the output terminal and through which an output signal of the residual vibration detecting section is supplied, wherein a resistance value per unit length of the second external wiring is larger than a resistance value per unit length of the first external wiring. a first external wiring which is connected to the input terminal and through which the driving signal is supplied; and a second external wiring which is connected to the output terminal and through which an output signal of the residual vibration detecting section is supplied, wherein a resistance value per unit length of the second external wiring is larger than a resistance value per unit length of the first external wiring.