GFT808

GFT808 Audio IC DESCRIPTION The GFT808 is a high performance FM transmitter designed for portable multimedia systems. It includes stereo modulator and FM transmitter incorporated with oscillator circuits. This device employs sophisticated stereo modulation circuitry to ensure quality audio characteristics. The GFT808 is fabricated using advanced CMOS process and available as 24-pin QFN package. FEATURES ▪ 2.7V to 3.7V operation 24-Pin QFN ▪ Low current consumption 9mA @ 3.0V (Typical) ▪ Serial programmable interface ▪ Chip scale package (body size, 4mm x 4mm) Pb RoHS Compliant APPLICATIONS ▪ MP3P, MP3 phone, GPS, CD changer, notebook PC, car TV, electronic dictionary, portable DVD and portable multimedia players(PMP), etc., BLOCK DIAGRAM L_Ch Input R_Ch Input Preemphasis LPF Preemphasis LPF Audio Part MPX Reference Input Crystal Oscillator Divider Divider PD LF Frequency Synthesizer L_ch+R_ch, L_ch-R_ch & Pilot VCO Frequency Modulator RF Out Version ...