PT2312 查看數據表（PDF） - Princeton Technology

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PT2312

4 Channel Audio Processor

Princeton Technology 

4 Channel Audio Processor

Tel: 886-2-66296288

Fax: 886-2-29174598

URL: http://www.princeton.com.tw

PT2312

DESCRIPTION

PT2312 is a four-channel digital control audio processor utilizing CMOS Technology. Volume, Bass,

Balance, Front/Rear Fader Processor, Selectable Input Gain are incorporated into a single chip having

the highest performance and reliability with the least external components. All functions are

programmable using the I2C Bus. PT2312 is housed in 32-pin, SOP Package. 4 stereo inputs with

selectable input gain, 2-band tone control (treble & bass), balance, fader and loudness function are

incorporated into a single chip having the highest performance and reliability. Pin assignments and

application circuits are optimized for easy PCB layout and cost saving advantages.

FEATURES

• CMOS technology

• Least external components

• Treble and Bass control

• Loudness function

• 4 stereo inputs with selectable input gain

• Input/output for external noise reduction system/equalizer

• 4 independent speaker controls for Fader and Balance

• Independent mute function

• Volume control in 1.25dB/step

• Low distortion

• Low noise and DC stepping

• Controlled by I2C bus micro-processor interface

• Available in 32 pins, SOP package

APPLICATIONS

• Car stereo (Audio)

• Hi-Fi audio system

• LCD monitor

Note:

Purchase of I2C Component of Princeton Technology Corporation (PTC) conveys a license under

Philips I2C Patent Right to use these components in any I2C System, provided that the system

conforms to the I2C Standard Specification defined by Philips.

PT2312 V1.1

-1-

March, 2006

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