Chipcon SmartRF CC1020 Low Power RF Transceiver Circuit Analysis

Transcription

1 March 28, 2005 Chipcon SmartRF CC1020 Low Power RF Transceiver Circuit Analysis Table of Contents Introduction... Page 1 List of Figures... Page 3 Device Summary Sheet... Page 7 Top Level Diagram (Analog)...Tab 1 Low Noise Amplifier...Tab 2 I/Q Mixer...Tab 3 Anti-Alias Filter...Tab 4 Dual A/D Converter...Tab 5 RX Bias Circuit...Tab 6 Frequency Synthesizer (Partial)...Tab 7 Power Amplifier...Tab 8 Reference Circuit...Tab 9 Crystal Oscillator...Tab 10 Test Circuits and Enable Output...Tab 11 Signal Naming Conventions and Symbol Definitions...Tab 12 Signal Cross-Reference List...Tab 13 Report Evaluation...Tab 14 For questions, comments, or more information about this report, or for any additional technical needs concerning semiconductor technology, please call Sales at Chipworks. Rev. F1.0

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3 Chipcon SmartRF CC1020 Low Power RF Transceiver Page 3 List of Figures Package Markings Package X-Ray Pin Configuration Die Markings Die Photograph Annotated Die Photograph Die Architecture MOS Transistors and Resistors Capacitors Spiral Inductor Analog Section Photograph Annotated Poly Analog Section Photograph M Analog Section Photograph M Analog Section Photograph M Analog Section Photograph M Analog Section Photograph Poly Top Level Diagram (Analog) Low Noise Amplifier Wideband LNA RF PGA I/Q Mixer Anti-Alias Filter LPF I LPF II Bandpass Filter I Bandpass Filter II

4 Chipcon SmartRF CC1020 Low Power RF Transceiver Page Channel Selectors PGA PGA I PGA II PGA III PGA Bias Dual A/D Converter Bit DAC Cell Comparator Cell ADC Input Stage Rail-to-Rail Buffer Bias Voltage Generator Second-Order Delta-Sigma Input Selector Integrator with Difference I Integrator with Difference II D/A Converter Comparators Reference Generator ADC Control Logic RX Bias Circuit RX Bias Generator Baseband Bias Generator Frequency Synthesizer (Partial) Flip-Flop Voltage Control Oscillator Programmable VCO Voltage Monitor Programmable Voltage

5 Chipcon SmartRF CC1020 Low Power RF Transceiver Page I/Q Generator I Clock Signal Splitter I Clock Signal Inverter I I/Q Generator II Clock Signal Splitter II Clock Signal Inverter II RX Clock Output Clock Selector Clock Driver Bias Voltage Generator TX Clock Output Clock Buffer Clock Driver Prescaler Frequency Switcher Frequency Divider I Frequency Divider II Bias Generator Reference Generators Programmable Currents Programmable Voltage Voltage Regulator PLL Control Logic Charge Pump and LPF PLL Clock Path I PLL Clock Path II Charge Pump and LPF Power Amplifier Reference Circuit Bandgap Voltage Reference

6 Chipcon SmartRF CC1020 Low Power RF Transceiver Page External Programmable Reference Digital Controlled Current Reference Generator Programmable Voltages Crystal Oscillator Inverting Amplifier Clock Input Buffer Test Circuits and Enable Output Test Control Logic Bias Generator Analog Mux I Analog Mux II Test Circuit Amplifying Circuitry Output Buffer A.1.0 Symbol Conventions - 1 A.1.1 Symbol Conventions - 2 A.2.0 Symbol Definitions - 1 A.2.1 Symbol Definitions - 2 A.3.0 Logic Gate Size Notation A.4.0 Transistor Size Notation A.5.0 Capacitor Size Notation A.6.0 Resistor Size Notation

7 Chipcon SmartRF CC1020 Low Power RF Transceiver CAR Report Evaluation We value your business relationship at Chipworks. Your feedback is very important to help us better serve your future needs. Please take a few minutes to complete this evaluation to let us know if you were satisfied with this report. The information you provide will be used to strengthen our service quality program. Please rate Chipworks on this report at the following: On-Line Evaluation Form Or use the attached Report Evaluation Fax Back version on the next page. Rev /24/05 10:35 AM Y:\Reports_Public\Chipcon\CC1020\CAR \CAR-report_evaluation.doc