第6期 金黎明等：一种全集成CMOS数字电视调谐器射频前端 1209 [6 Liao Youchun.Tang Zhangwen,Min Hao.A CMOS wide-band Solid-State Circuits,1998,33(1):2 low-noise amplifier with balun-based noise-canceling technique. [8 Sansen W.Analog design essential.Dordrecht:Springer.2006 Proceedings of Asian Solid-State Circuit Conference (A-SSCC), [9 Kim T W.Kim B.Lee K.Highly linear receiver front-end adop- 2007:91 ting MOSFET transconductance linearization by multiple gated [7]Gilbert B.The multi-tanh principle:a tutorial overvicw.IEEE J transistors.IEEE J Solid-State Circuits.2004,39(1):223 An RF Front-End for a Fully Integrated CMOS DTV Tuner* Jin Liming',Ni Ronghua',Liao Youchun2,Min Hao',and Tang Zhangwen'.t (1 State Key Laboratory of ASIC and System.Fudan University.Shanghai 201203.China) (2 Shanghai Ratio Microelectronics Technology Co.Ltd..Shanghai 200433.China) Abstract:An RF front-end circuit for a fully integrated CMOS DTV tuner is presented in this paper,where double-conversion low IF architecture is employed.The chip is implemented in a 0.18um CMOS process,which includes a wideband low noise amplifier,and upconversion and downconversion mixers.The measurement results show the front-end has good input matching and a 20dB variable gain range.In the maximum gain mode,the gain is +33dB,the single sideband noise figure(SSB NF)is 9.6dB.and the input referred third-order intercept point (IIP3)is-6dBm;In the minimum gain mode,the gain is +14dB.the SSB NF is 28dB.and the IIP3 is +8dBm.The RF front-end drains 30mA current from a 1.8V supply and the die area is about 1.04mmx0.98mm. Key words:TV tuner:double conversion:low IF;fully integrated EEACC:1205:1250:6420D Article ID:0253-4177(2008)06-1204-06 Project supported by the National High Technology Research and Development Program of China (No.2007AA01Z282) Corresponding author.Email:zwtang@fudan.edu.cn Received 12 January 2008,revised manuscript received 14 March 2008 2008 Chinese Institute of Electronics第６期 金黎明等： 一种全集成 犆犕犗犛数字电视调谐器射频前端 ［６］ 犔犻犪狅犢狅狌犮犺狌狀，犜犪狀犵犣犺犪狀犵狑犲狀，犕犻狀犎犪狅．犃犆犕犗犛狑犻犱犲犫犪狀犱 犾狅狑狀狅犻狊犲犪犿狆犾犻犳犻犲狉狑犻狋犺犫犪犾狌狀犫犪狊犲犱狀狅犻狊犲犮犪狀犮犲犾犻狀犵狋犲犮犺狀犻狇狌犲． 犘狉狅犮犲犲犱犻狀犵狊狅犳犃狊犻犪狀犛狅犾犻犱犛狋犪狋犲犆犻狉犮狌犻狋犆狅狀犳犲狉犲狀犮犲 （犃犛犛犆犆）， ２００７：９１ ［７］ 犌犻犾犫犲狉狋犅．犜犺犲犿狌犾狋犻狋犪狀犺狆狉犻狀犮犻狆犾犲：犪狋狌狋狅狉犻犪犾狅狏犲狉狏犻犲狑．犐犈犈犈犑 犛狅犾犻犱犛狋犪狋犲犆犻狉犮狌犻狋狊，１９９８，３３（１）：２ ［８］ 犛犪狀狊犲狀 犠．犃狀犪犾狅犵犱犲狊犻犵狀犲狊狊犲狀狋犻犪犾．犇狅狉犱狉犲犮犺狋：犛狆狉犻狀犵犲狉，２００６ ［９］ 犓犻犿 犜 犠，犓犻犿 犅，犔犲犲犓．犎犻犵犺犾狔犾犻狀犲犪狉狉犲犮犲犻狏犲狉犳狉狅狀狋犲狀犱犪犱狅狆 狋犻狀犵 犕犗犛犉犈犜狋狉犪狀狊犮狅狀犱狌犮狋犪狀犮犲犾犻狀犲犪狉犻狕犪狋犻狅狀犫狔 犿狌犾狋犻狆犾犲犵犪狋犲犱 狋狉犪狀狊犻狊狋狅狉狊．犐犈犈犈犑犛狅犾犻犱犛狋犪狋犲犆犻狉犮狌犻狋狊，２００４，３９（１）：２２３ 犃狀犚犉犉狉狅狀狋犈狀犱犳狅狉犪犉狌犾犾狔犐狀狋犲犵狉犪狋犲犱犆犕犗犛犇犜犞犜狌狀犲狉 犑犻狀犔犻犿犻狀犵１，犖犻犚狅狀犵犺狌犪１，犔犻犪狅犢狅狌犮犺狌狀２，犕犻狀犎犪狅１，犪狀犱犜犪狀犵犣犺犪狀犵狑犲狀１， （１犛狋犪狋犲犓犲狔犔犪犫狅狉犪狋狅狉狔狅犳犃犛犐犆犪狀犱犛狔狊狋犲犿，犉狌犱犪狀犝狀犻狏犲狉狊犻狋狔，犛犺犪狀犵犺犪犻 ２０１２０３，犆犺犻狀犪） （２犛犺犪狀犵犺犪犻犚犪狋犻狅犕犻犮狉狅犲犾犲犮狋狉狅狀犻犮狊犜犲犮犺狀狅犾狅犵狔犆狅犔狋犱．，犛犺犪狀犵犺犪犻２００４３３，犆犺犻狀犪） 犃犫狊狋狉犪犮狋：犃狀犚犉犳狉狅狀狋犲狀犱犮犻狉犮狌犻狋犳狅狉犪犳狌犾犾狔犻狀狋犲犵狉犪狋犲犱犆犕犗犛犇犜犞狋狌狀犲狉犻狊狆狉犲狊犲狀狋犲犱犻狀狋犺犻狊狆犪狆犲狉，狑犺犲狉犲犱狅狌犫犾犲犮狅狀狏犲狉狊犻狅狀犾狅狑犐犉 犪狉犮犺犻狋犲犮狋狌狉犲犻狊犲犿狆犾狅狔犲犱．犜犺犲犮犺犻狆犻狊犻犿狆犾犲犿犲狀狋犲犱犻狀犪０１８μ犿 犆犕犗犛狆狉狅犮犲狊狊，狑犺犻犮犺犻狀犮犾狌犱犲狊犪狑犻犱犲犫犪狀犱犾狅狑狀狅犻狊犲犪犿狆犾犻犳犻犲狉，犪狀犱 狌狆犮狅狀狏犲狉狊犻狅狀犪狀犱犱狅狑狀犮狅狀狏犲狉狊犻狅狀犿犻狓犲狉狊．犜犺犲犿犲犪狊狌狉犲犿犲狀狋狉犲狊狌犾狋狊狊犺狅狑狋犺犲犳狉狅狀狋犲狀犱犺犪狊犵狅狅犱犻狀狆狌狋犿犪狋犮犺犻狀犵犪狀犱犪２０犱犅狏犪狉犻犪犫犾犲 犵犪犻狀狉犪狀犵犲．犐狀狋犺犲犿犪狓犻犿狌犿犵犪犻狀犿狅犱犲，狋犺犲犵犪犻狀犻狊＋３３犱犅，狋犺犲狊犻狀犵犾犲狊犻犱犲犫犪狀犱狀狅犻狊犲犳犻犵狌狉犲（犛犛犅犖犉）犻狊９６犱犅，犪狀犱狋犺犲犻狀狆狌狋狉犲犳犲狉狉犲犱 狋犺犻狉犱狅狉犱犲狉犻狀狋犲狉犮犲狆狋狆狅犻狀狋（犐犐犘３）犻狊－６犱犅犿；犐狀狋犺犲犿犻狀犻犿狌犿犵犪犻狀犿狅犱犲，狋犺犲犵犪犻狀犻狊＋１４犱犅，狋犺犲犛犛犅 犖犉犻狊２８犱犅，犪狀犱狋犺犲犐犐犘３犻狊 ＋８犱犅犿．犜犺犲犚犉犳狉狅狀狋犲狀犱犱狉犪犻狀狊３０犿犃犮狌狉狉犲狀狋犳狉狅犿犪１８犞狊狌狆狆犾狔犪狀犱狋犺犲犱犻犲犪狉犲犪犻狊犪犫狅狌狋１０４犿犿×０９８犿犿． 犓犲狔狑狅狉犱狊：犜犞狋狌狀犲狉；犱狅狌犫犾犲犮狅狀狏犲狉狊犻狅狀；犾狅狑犐犉；犳狌犾犾狔犻狀狋犲犵狉犪狋犲犱 犈犈犃犆犆：１２０５；１２５０；６４２０犇 犃狉狋犻犮犾犲犐犇：０２５３４１７７（２００８）０６１２０４０６ 犘狉狅犼犲犮狋狊狌狆狆狅狉狋犲犱犫狔狋犺犲犖犪狋犻狅狀犪犾犎犻犵犺犜犲犮犺狀狅犾狅犵狔犚犲狊犲犪狉犮犺犪狀犱犇犲狏犲犾狅狆犿犲狀狋犘狉狅犵狉犪犿狅犳犆犺犻狀犪（犖狅．２００７犃犃０１犣２８２） 犆狅狉狉犲狊狆狅狀犱犻狀犵犪狌狋犺狅狉．犈犿犪犻犾：狕狑狋犪狀犵＠犳狌犱犪狀．犲犱狌．犮狀 犚犲犮犲犻狏犲犱１２犑犪狀狌犪狉狔２００８，狉犲狏犻狊犲犱犿犪狀狌狊犮狉犻狆狋狉犲犮犲犻狏犲犱１４犕犪狉犮犺２００８ ２００８犆犺犻狀犲狊犲犐狀狊狋犻狋狌狋犲狅犳犈犾犲犮狋狉狅狀犻犮狊 １２０９