TC4423CPA by Microchip Technology Design and production,in Chengze Electronics (Beijing) Co., Ltd. Spot sales,And can pass Chengze Electronics (Beijing) Co., Ltd. Purchasing。TC4423CPA Price reference $ 5.352294。TC4423CPA - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information TC4423CPA Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial