REF198ESZ-REEL by Analog Devices(ADI) Design and production,in Shenzhen Jungu Technology Electronics Co., Ltd. Spot sales,And can pass Shenzhen Jungu Technology Electronics Co., Ltd. Purchasing。REF198ESZ-REEL Price reference $ 8.268800。REF198ESZ-REEL - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information REF198ESZ-REEL Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial