RV803SN RV805AP RV-8063-C7 ON BOARD 32.768K 20PPM TA QC RV-8063-C7-32.768KHZ-20PPM-TA-QC RV-8063-C7-EVALUATION-BOARD RV-8063-C7-ON-BOARD-32.768K-20PPM-TA-QC RV-8063-C7TAQA RV-8063-C7TAQC RV-8063-C8 32.768KHZ 20PPM TA QA RV-8063-C8 32.768KHZ 20PPM TA QC