Overview
The LA3241 is a preamp IC for compact cassette player recording-only use. The distinctive feature of the LA3241 is that it contains mechanical switches which have been so far connected externally as peripheral parts.

Features
• Wide ALC : ALCW=60dB typ.
• 2-step ALC level : ALCVo=0.42V, 0.65V.
• On-chip electronic select switches permitting selection of normal/metal tape and normal/higher speed mode recording equalizer.
• On-chip mike amp : Gain 25dB typ fixed.
• Low-voltage operaton because the Schottky barrier diode is used for ALC rectifier diode.
• Wide operating voltage : VCC=4.5 to 14.0V.

Applications
• Radio-cassette tape recorder/tape deck-use stereo compact cassette player.