1.3 GHz bidirectional I2C-bus controlled synthesizer

GENERAL DESCRIPTION\nThe device is a single chip PLL frequency synthesizer designed for TV tuning systems. Control data is entered\nvia the I2C-bus; five serial bytes are required to address the device, select the oscillator frequency, program the 7 output ports and set the charge-pump current.FEATU • Complete 1.3 GHz single chip system\n• Low power 5 V, 40 mA\n• I2C-bus programming\n• One pin crystal oscillator\n• In-lock flag\n• Varicap drive disable\n• Low radiation\n• Address selection for picture in picture (PIP), DBS tuner, and so on\n• 5-level A/D converter\n• 7 bus-controlled ports (4 o;

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1.3 GHz bidirectional I2C-bus controlled synthesizer

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