[IEEE 2016 IEEE Nuclear Science Symposium, Medical Imaging Conference and Room-Temperature Semiconductor Detector Workshop (NSS/MIC/RTSD) - Strasbourg, France (2016.10.29-2016.11.6)] 2016 IEEE Nuclear Science Symposium, Medical Imaging Conference and Room-Temperature Semiconductor Detector Workshop (NSS/MIC/RTSD) - First measurements of a prototype of a new generation pixel readout ASIC in 65 nm CMOS for extreme rate HEP detectors at HL-LHC