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一、窄带FM接收器集成电路的代换与引脚功能速查表功能:小功率窄带FM(调频)接收器,也称为中频处理电路,其内部电路含:高放、第一和第二混频、本级振荡、鉴频电路、音频放大静噪控制等电路。集成电路代换可直接代换型号A型BA3357 CSC3357 GF3357A LS3357P MC3357 SC3357 TA3357
First, the narrowband FM receiver IC substitution and pin function Quick list function: Low-power narrowband FM (FM) receiver, also known as the IF processing circuit, the internal circuit contains: high, first and second Mixing, the level of oscillation, frequency identification circuit, audio amplification Squelch control circuit. IC substitution can be directly replaced Model A BA3357 CSC3357 GF3357A LS3357P MC3357 SC3357 TA3357