ST16C654CQ brand manufacturers: Exar Corporation, Twicea stock, ST16C654CQ reference price.Exar Corporation. ST16C654CQ parameters, ST16C654CQ Datasheet PDF and pin diagram description download.You can use the ST16C654CQ Embedded - Microcontrollers - Application Specific, DSP Datesheet PDF, find ST16C654CQ pin diagram and circuit diagram and usage method of function,ST16C654CQ electronics tutorials.You can download from the Twicea.