DESCRIPTION
The PT7313E is an audio processor designed for
versatile application, including 3 stereo input selectors
with adjustable gain, master volume control with low
frequency loudness compensation, individual output
attenuator and tone control. It is a good solution for
the car audio signal processing.
Due to the high reliability requirement from the car
audio business, the PT7313E improves both audio
performance and input surge current capability that
make PT7313E the best solution for the cost-effective
car audio systems.

APPLICATIONS
• Car Audio
• Home Audio System
• Powered Speaker System

FEATURES
• 3 stereo inputs with gain selection, range from 0dB
to +11.25dB in 3.75dB/step
• Master volume from 0 dB to -78.75dB in
1.25dB/step
• Speaker attenuator for balance and fader, range
from 0dB to -38.75dB in 1.25dB/step
• Each channel output can be muted individually.
• Low frequency loudness compensation
• Bass and Treble control, range from -14dB to
+14dB in 2dB/step
• Wide operation range (VDD = 4V to 10V)