QN8000_ProductBrief_v06Product BriefQN8000Single-Chip Low-Power FM Transmitter for Portable Devices_________________ General DescriptionThe QN8000 is a high performance single-chip stereo FM transmitter designed for low-power portable audio, multimedia, cellphone, and GPS applications. The QN8000 integrates complete transmitter function, from stereo audio input to RF antenna port, for worldwide FM band personal area broadcast. It includes variable input gain programming, selectable pre-emphasis, precision low-spur MPX stereo encoding & pilot tone generation, low-noise PLLbased modulation, and an on-chip power amplifier with variable output level and RF band-pass filtering to ensure optimum transmit spectrum purity. Integrated crystal oscillator and on-chip digital calibration circuits eliminate external tu……
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