A Tunable Wideband Frequency Synthesizer Using LC-VCO and Mixer for Reconfigurable Radio Transceivers

Table 1

VCO performance summary.

Technology	TSMC 0.18 μm CMOS process with RF option
Supply voltage 𝑉DD	1.8 V
VCO core current	2.45~14.9 mA
Power consumption	4.41~26.9 mW
Center frequency	3.81 GHz
Tuning range	0.98 GHz~6.64 GHz 149%
Chip area	800 μm × 540 μm