Title :
A 3 to 10 GHz LNA using a wideband LC-ladder matching network
Author :
Ismail, A. ; Abidi, Abdessalem
Author_Institution :
Skyworks Solutions, Newport Beach, CA, USA
Abstract :
Reactive matching is extended to wide bandwidths using the impedance property of LC-ladder filters. A SiGe amplifier with on-chip matching network spanning 3 to 10 GHz delivers 22 dB peak gain, 2.5 dB NF and 0 dBm input IP3 at 5 GHz, with 10 mA bias current.
Keywords :
Ge-Si alloys; MMIC amplifiers; impedance matching; integrated circuit measurement; integrated circuit noise; ladder filters; microwave filters; radio receivers; wideband amplifiers; 10 mA; 2.5 dB; 22 dB; 3 to 10 GHz; 5 GHz; LC-ladder filters; LNA; NF; SiGe; SiGe amplifier; bias current; impedance property; input IP3; multi-band wireless communications receivers; on-chip matching network; peak gain; reactive matching; ultrawideband wireless communications receivers; wideband LC-ladder matching network; Bandwidth; Broadband amplifiers; Gain; Germanium silicon alloys; Impedance; Matched filters; Network-on-a-chip; Noise measurement; Silicon germanium; Wideband;
Conference_Titel :
Solid-State Circuits Conference, 2004. Digest of Technical Papers. ISSCC. 2004 IEEE International
Print_ISBN :
0-7803-8267-6
DOI :
10.1109/ISSCC.2004.1332755
