Ordering number : EN2887C LA1805 LA1805 Monolithic Linear IC AM / FM-IF / MPX Tuner System for Radio-Casette Recorders, Music Centers Overview The LA1805 is a characteristics-improved version of the LA1810, with the same pin assignment and package as those of the LA1810.
Improvements are made on the following point: Separation (35dB→48dB) and its dependence on freerunning frequency (Sep - fF Characteristic on page 5).
FM main distortion (0.8%→0.45%).
AM detectio
