PT2348
4.1-Channel Audio Processor with Subwoofer
DESCRIPTION
The PT2348 is a 4.1CH audio processor designed for
Car Audio purpose. Using I
2
C interface controls all of
the functions. Like most of audio processors, it equips
up to 4 stereo sources input with adjustable gain,
master volume with adaptive loudness, treble and
bass tone control.
In a car entertainment system where needs front and
rear seat individual control, the PT2348 provides
separate input source selection and output volume
adjustment; a special design, mixing amp, is very easy
to combine the navigation system or cellular phone’s
voice with the car audio system.
APPLICATION
•
Car Audio
•
Controlled by I
2
C Interface
•
4 Stereo Inputs (including 1 quasi-differential input)
with selectable input gain
•
2 Channels Electronic Volume： +15 to -79dB with
1dB/step
•
1 Subwoofer Output: +15 to -79dB with 1dB/step
•
Adjustable crossover frequency for Subwoofer
•
Tone Control (Bass and Treble): -15 to +15dB,
1dB/step
•
Input Gain Control: 0 to +15dB, 1dB/step
•
Loudness: 0 to -15dB, 1dB/step
•
4 independent speaker outputs: +15 to -79dB with
1dB/step & independent programmable mix input
with 50% mixing ratio for front speakers
•
Low Distortion and Low Noise
•
36-pin SSOP package
FEATURES
BLOCK DIAGRAM
Tel: 886-66296288
‧
Fax: 886-29174598
‧
http://www.princeton.com.tw
‧
2F, 233-1, Baociao Road, Sindian, Taipei 23145, Taiwan
PTC [ PRINCETON TECHNOLOGY CORP ]
