KTMicro KT0830E
Stereo FM Receiver
FEATURES
Low-cost true single-chip FM radio solution Single-Chip Low IF FM Receiver Direct band, volume, frequency selection Digital FM Demodulator Digital Stereo Processor Low-noise PLL with integrated VCO Extended FM band support (64-109MHz) Integrated Class AB headphone driver High Fidelity SNR: 64dB THD: <0.3% High Sensitivity: -106dBm Low supply current 19.5mA (operating), <20uA (standby) High Driving capability Drive up to 16 ohm load (single-sided) 32.768kHz reference clock/crystal Automatic Frequency Control (AFC) Automatic gain control (AGC) Anti-pop circuit 16-pin SOP package Figure 1: System Diagram DESCRIPTION
The KT0830E is a high-quality Monolithic Digital FM Receiver designed to playback high-fidelity FM broadcasting signals under various conditions. The KT0830E offers a true single-chip FM radio solution. There are no external filters or frequency-tuning devices thanks to a proprietary digital low-IF architecture, a fullyintegrated LNA, automatic gain control (AGC), highperformance ADCs, high-quality analog and digital filters, and an on-chip low-noise self-tuning VCO.