PT7313E Datasheet PDF – Stereo Audio Processor – PTC

Part Number: PT7313E, PT7313E-S

Function: Stereo Audio Processor for Car Audio

Package: 28 Pins, SOP, 300mil Type

Manufacturer: Princeton Technology Corp


PT7313E image


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.


PT7313E datasheet pinout


1. 3 stereo inputs with gain selection, range from 0dB to +11.25dB in 3.75dB/step

2. Master volume from 0 dB to -78.75dB in 1.25dB/step

3. Speaker attenuator for balance and fader, range from 0dB to -38.75dB in 1.25dB/step

4. Each channel output can be muted individually.

5. Low frequency loudness compensation

6. Bass and Treble control, range from -14dB to +14dB in 2dB/step

7. Wide operation range (VDD = 4V to 10V)



1. Car Audio

2. Home Audio System

3. Powered Speaker System

PT7313E Datasheet PDF Download