CMOS RF IC Design (Radio Frequency Integrated Circuit) 2005-6Institute of Microelectronics1
Contents:
z Introduction
z Transmission Line Theory
z Smith Chart
z Impedance Matching
z Inductor
z Varactor
z Active Device
z System requirement
z LNA design
z Mixer design
z VCO design
z PA design
2005-6Institute of Microelectronics
Lecture 3: Components in RF IC
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Contents:
z RF transistors
z Resistor
z Capacitor
z Varactor
z Inductor
2005-6Institute of Microelectronics
RF transistors 2005-6Institute of Microelectronics
Outline
1. Transistor Applications
2. Types of RF Transistors
3. High frequency characterization of transistors
4. MOSFET Noise Performance
2005-6Institute of Microelectronics
2005-6Institute of Microelectronics
Transistor application
2005-6Institute of Microelectronics
The processing technology for RF circuit
2005-6
Institute of Microelectronics MOS: higher noise, but low cost
GaAs:
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BJT:
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BJT:
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2005-6Institute of Microelectronics
BJT model:
Dynamic:
BJT model:
Small signal:
2005-6Institute of Microelectronics
2005-6
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MOS transistor:
2005-6
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MOS transistor: DC small signal behavior
2005-6
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MOS transistor: AC small signal model
MOS transistor: extrinsic components
Parasitic capacitance: poly-substrate, metal wires, drain & source metal-substrate, other metal
layers
Parasitic resistance: poly gate, source & drain diffusion resistance
Parasitic inductance: gate, drain and source long wire routing
2005-6Institute of Microelectronics