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VCO 900mhz 1800mhz压控振荡器 |
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PLLs |
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CDMA/AMPS @ 900MHz |
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DECT @ 1800MHz |
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ISM @ 315, 433, and 868MHz |
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Different clock generation PLLs in the range of 10~1000MHz |
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PLL blocks |
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Phase Frequency Detectors (<150MHz) |
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Charge Pumps (<150MHz) |
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Sigma-delta fractional-N generator |
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VCOs |
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ISM (315, 433, 868MHz): fully integrated multivibrator type |
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CDMA 1GHz: LC-type, integrated varicap, PhNoise |
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ISM (852, 1736, 1920MHz): LC-type, integrated varicap |
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DECT 1.8GHz: LC-type, integrated varicap |
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Bluetooth 2.450GHz |
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LNAs |
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ISM @ 315,433,868MHz |
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DECT 1.8GHz: NF=4dB |
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Power Amps |
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+10dBm @ 200ohms < 500MHz, 2.2V |
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+6dBm @ 2kOhm @ 315~868MHz, 1.8V |
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Mixers |
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ISM 315,433,868MHz Up-conv: OCP1 > 200mVpp (1kOhm) |
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GSM 1GHz Down-conv: NF < 12dB, OCP1 > -3dBm, OIP3 > 7dBm (150 ohm) |
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CDMA 1GHz Up-conv: NF < 15dB, OCP1 > -8dBm (50 ohm) |
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DECT 2GHz Down-conv: NF < 15dB, ICP1 > -14dBm, IIP3 > -4dBm (200 ohm) |
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Voltage Controlled Amplifier |
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CDMA 80-250MHz: 3.6V, 100dB gain range, IIP3 > -7dBm |
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LOG Amps |
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Log Amp + RSSI 1MHz |
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Log Amp + RSSI 4MHz |
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Log Amp + RSSI 10MHz |
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Modem |
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Digital GFSK for DECT |
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PLL/Synthesizer |
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100MHz ~ 2.5GHz sigma-delta fractional-N synthesizer |
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VCO |
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Bluetooth 2.5GHz: quadrature LC-type, integr. varicap & coil |
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LNA & Mixer |
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LNA+mixer for 1.5~2.5GHz for GPS, BT, WLAN, ... : NF=4dB |
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Antenna Switch |
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Systems |
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ISM transmitters (315~868MHz)LNA: 2GHz |
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ISM transmitters (315~868MHz)I/Q-Mixer w/ poly-phase: 2GHz->1MHz |
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Bluetooth 2.4GHz transceiver (LNA, mixers, synthesizer, PA |
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2.4GHz Receiver (LNA, mixer, synthesizer, VCO |
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