DocumentCode
2569451
Title
Class AB low voltage high linearity mixer design
Author
Jie, Zhao ; Jun-ning, Chen ; Qi, Hong ; Zhen, Wei
Author_Institution
Shenzhen Polytech., Guandong
fYear
2007
fDate
22-25 Oct. 2007
Firstpage
624
Lastpage
626
Abstract
Traditional Gilbert cell has been widely used in many mixer circuits, this paper designed a down-conversion mixer which concludes class AB transconductor to improve linearity and LC tank to decrease voltage supply. The RF, LO and IF port frequencies are 2.4 GHz, 2.3 GHz and 100 MHz, respectively. With SMIC 0.18 um process, simulation results show -8dBm of P-ldB compression point and 5 dBm of IIP3 and 7.5 dB of conversion gain with -5 dBm LO power under 1.5 V supply voltage.
Keywords
CMOS analogue integrated circuits; integrated circuit design; mixers (circuits); saturable core reactors; Gilbert cell; LC tank; class AB mixer design; class AB transconductor; down-conversion mixer; high linearity mixer design; low voltage mixer design; mixer circuits; CMOS process; Circuits; Frequency conversion; Linearity; Low voltage; Mixers; RF signals; Radio frequency; Transconductance; Transconductors; CMOS; ClassAB; High Linearity; Mixer;
fLanguage
English
Publisher
ieee
Conference_Titel
ASIC, 2007. ASICON '07. 7th International Conference on
Conference_Location
Guilin
Print_ISBN
978-1-4244-1132-0
Electronic_ISBN
978-1-4244-1132-0
Type
conf
DOI
10.1109/ICASIC.2007.4415708
Filename
4415708
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