Princeton Technology Corp.
Simple Car Audio Controller
Tel: 886-2-29162151
Fax: 886-2-29174598
URL:
http://www.princeton.com.tw
PT2317A/B
DESCRIPTION
PT2317A and PT2317B are four-channel digital audio processors utilizing CMOS Technology specially
designed for car audio and hi-fi systems. Volume, Right/Left Balance, Bass, Treble, Fader and Loudness
Functions are incorporated into a single chip Selectable gain, direct key mode as well as LED indicator for
every function are also provided to build a highly effective electronic audio processor having the highest
performance and reliability with the least external components. Pin assignments and application circuit are
optimized for easy PCB Layout and cost saving benefits.
FEATURES
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CMOS Technology
Low Power Consumption
Least External Components
Treble and Bass Control
Loudness Function
Fader and Balance Function
Direct Key Mode
LED Display Indicator for every Function
Low Total Harmonic Distortion: THD<0.1%
4 Channels in the same chip
APPLICATIONS
• Car Stereo (Audio)
• Hi-Fi Audio System
PT2317A/B v1.0
Page 1
Revised August 1998
Princeton Technology Corp.
Simple Car Audio Controller
Tel: 886-2-29162151
Fax: 886-2-29174598
URL:
http://www.princeton.com.tw
PT2317A/B
PIN CONFIGURATION
BASS
BAL
ORDER INFORMATION
Valid Part Number
PT2317A
PT2317B
PT2317A-S
PT2317B-S
Package
28 Pins, DIP (300 mil)
28 Pins, DIP (300 mil)
28 Pins, SO (300 mil)
28 Pins, SO (300 mil)
PT2317A/B v1.0
Page 2
Revised August 1998
Princeton Technology Corp.
Simple Car Audio Controller
Tel: 886-2-29162151
Fax: 886-2-29174598
URL:
http://www.princeton.com.tw
PT2317A/B
APPLICATION CIRCUIT
NEGATIVE
POSITIVE
LOUDNESS
SELECT
PT2317A/B v1.0
Page 3
Revised August 1998
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