YD2149 Overview
YOUDA INTEGRATED CIRCUIT YD2149 AM/FM 1 CHIP TUNER IC YD2149 FUNCTIONS YD2149 are AM/FM 1 chip tuner ICs, which are designed for portable Radios and 3V Head phone Radios. This is suitable for Digital Tuning System Applications. FM Local Oscillation Voltage is set up low relativity, for NEW FCC.