PT2313E Просмотр технического описания (PDF) - Princeton Technology
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PT2313E Datasheet PDF : 5 Pages
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DESCRIPTION
The PT2313E is an audio processor designed for
versatile application, includes 3 stereo input selector
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 PT2313E improves both audio
performances and input surge current capability, these
causes the PT2313E is the best solution for the
cost-effective car audio systems.
APPLICATIONS
• Car Audio
• Home Audio System
• Powered Speaker System
APPLICATION CIRCUIT
PT2313E
Stereo Audio Processor for Car Audio
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)
• Improved and replace PT2313L
VDD
Input Surge
P rotection
L
AUDIO 3
2.2K
2.2uF
R
2.2K
2.2uF
L
AUDIO 2
2.2K
2.2uF
R
2.2K
2.2uF
L
AUDIO 1
2.2K
2.2uF
R
2.2K
2.2uF
22uF
PT2313E
1 REF
SCL 28
2 VDD
SDA 27
MCU
3 AGND
DGND 26
4 TREB_L
2.7n
5 TREB_R
2.7n
6 RIN
2.2uF
7 ROUT
8 LOUD_R
100n
9 RIN3
10 RIN2
11 RIN1
12 LOUD_L
100n
13 LIN3
LFOUT 25
RFOUT 24
LROUT 23
RROUT 22
BOUT_R 21
BIN_R 20
BOUT_L 19
BIN_L 18
LOUT 17
LIN 16
10uF
10uF
10uF
10uF
100n
100n
5.6K
100n
100n
5.6K
2.2uF
14 LIN2
LIN1 15
Front Left
Front Right
Rear Left
Rear Right
P ower
A mplifier
Tel: 886-66296288‧Fax: 886-29174598‧ http://www.princeton.com.tw‧2F, 233-1, Baociao Road, Sindian, Taipei 23145, Taiwan
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