LC7538JM Datasheet (Sanyo Semicon Device)

LC7538JM, CMOS

Pin name LROUT LFOUT RROUT RFOUT Pin No.

1 2 36 35 LFIN 3 RFIN 34 LC7538JM Description * These pins function as output pins for the fader.

Output reduction for rear and front is performed separately for each.

Attenuation capacity is unified for both left and right.

Step positioning i

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 perfo

LC7538JM 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 operation provided by externally attached CR to activate tap at the -20 dB position of the volume ladder re