Princeton Technology Corp.
3D Effect Audio Processor IC
DESCRIPTION
Tel: 886-2-29162151
Fax: 886-2-29174598
URL:
http://www.princeton.com.tw
PT2387
PT2387 is a 3D Effect Audio Processor IC utilizing CMOS Technology. It features a specially designed
PTC HRTFs Filter and space-enhanced circuit, thereby, guaranteeing excellent audio quality and perfor-
mance. Least external components, excellent 3D effect audio output, built-in LED display driver add to the
enhanced quality of PT2387. Pin assignments and application circuit are optimized for easy PCB Layout
and cost saving benefits.
FEATURES
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CMOS Technology
Operating Voltage Range: 5V to 9 V
THD=N<0.01%, S/N>95dB
Specially designed PTC HRTFs Filter Technology and 3D Space-Enhanced Circuit
Least External Components
Built-in LED Display Driver
Available in 8-pin, DIP or SO Package
APPLICATIONS
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Multi-Media Audio
Car Audio
Walkman
Home Stereo
TV
PC Speakers
Notebook Computer/Laptop
Other Audio Equipment
Ref. No. 2387 v1.2
1
Updated March 2000
Princeton Technology Corp.
3D Effect Audio Processor IC
PIN CONFIGURATION
Tel: 886-2-29162151
Fax: 886-2-29174598
URL:
http://www.princeton.com.tw
PT2387
VREF
GND
3D
ROUT
1
2
3
4
8
7
6
5
V cc
LO U T
LIN
R IN
P T 2387
APPLICATION CIRCUIT
9V
+
V cc 8
LO U T 7
+
10 µ F
+
LIN 6
10 µ F
+
R IN 5
10 µ F
0.1
+
10 0 µ F
Le ft C h a nne l O utp ut
Le ft C h a nne l In pu t
R ig h t C h an ne l In pu t
9V
3D K E Y
47 µ F
1
2
3
VREF
GND
3D
ROUT
47 0
LE D
0.1 µ f
4
P T 23 8 7
ORDER INFORMATION
Part Number
PT2387
PT2387-S
+
10 µ F
R ig h t C h an ne l O u tp ut
Package
8-pin. DIP (300 mil)
8-pin, SO (150mil)
Ref. No. 2387 v1.2
2
Updated March 2000
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