PT2389-SN Princeton Technology Corp., PT2389-SN Datasheet - Page 4

• Manufacturer Part Number: PT2389-SN
• Description: 5-Mode Preset Equalizer IC with Bass Booster & 3D Effect
• Manufacturer: Princeton Technology Corp.

5-Mode Preset Equalizer IC with Bass Booster & 3D Effect
FUNCTION DESCRIPTION
PT2389 is a 5-Mode Preset Equalizer IC with a Bass Booster and 3D Effects. It has 2 types of key
selection mode, namely: Direct and Cyclic. The Direct or Cyclic Key Selection Mode is determined by
the SEL Pin. Please refer to the table below:
Note: The Bass Booster Function and the 3D Effect can be controlled in the same manner under the
CYCLIC KEY SELECTION MODE
After power on, PT2389 is Flat Mode, under this mode, any of the sound selections (Flat, Rock, Pops,
Classic, Jazz) may be selected by pressing the CYC Key. BB key and 3D key is the switch of Bass
Booster and 3D Effect (Bass Booster and 3D Effect if Off when Power On)
PT2389 v1.3
Direct or the Cyclic Key Selection Mode. To turn the Bass Booster On or Off, press the BB
Key. To turn the 3D Effect On or Off, press the 3D Key.
Power
On
Cyclic *
Direct
Press Cyc
Floating/High
Mode
SEL pin
Flat
Low
Mode
Jazz
Press Cyc
Bass Booster, 3D Effect
BB Key, 3D Key Control
Press Flat key→Flat mode
Press Rock key→Rock mode
Press Pops key→Pops mode
Press Classic key→Classic mode
* Press Cyc Key
Press Jazz key→Jazz mode
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Press Cyc
On or Off
Mode
Rock
Press Cyc
Description
Classic
Mode
Mode
Pops
URL: http://www.princeton.com.tw
Press Cyc
Fax: [phone]
Tel: [phone]
September, 2004
PT2389