Ordering number : EN4799B
CMOS IC
LC7538JM
Electronic Volume Control System for Car Audio
Overview
The LC7538JM is a fully equipped electronic volume IC which permits significant reductions in externally connected components while providing ample volume, balance, loudness, fader, bass and treble control functions.
• On-chip op amplifier for caching applications reduces external components.
• Reduced switching noise with silicon gate
CMOS processor.
• All controls performed using serial data input (CCB).
Features
• Volume
: 81 positions ranging from 0 dB to -79 dB (in 1 dB increments) plus -∞.
Separate left and right control provides
excellent balance function.
• Loudness
: Loudness o...