TLC555IDR by TI Design and production,in SEHOT CO., LIMITED Spot sales,And can pass SEHOT CO., LIMITED Purchasing。TLC555IDR Price reference $ 0.301615。TLC555IDR - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information TLC555IDR Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial