full-custom turnkey development of atcxo die, analog rf asic, including design service and provider for IP-Cells for microelectronics wireless transceivers zigbee 802.15.4 pan ism uhf band rfid srd transmitter receiver phase-locked loop PLL in integrated circuits fabricated instantiated in bipolar cmos bicmos bi-cmos using spice winspice spectre simulation lasi winlasi layout netlist extraction, followed by evaluation test bench probe e-sort and parameter correlation studies