Princeton Technology Corp.

5-Mode Preset Equalizer IC with Bass Booster & 3D Effect

PT2389

Tel : 886-2-29162151

Fax: 886-2-29174598

URL: http://www.princeton.com.tw

PT2389 v1.2

1

Updated July 1999

DESCRIPTION

PT2389 is a 2-channel digital preset equalizer utilizing CMOS Technology. It provides 5 different

sound selections, namely: Flat/Normal, Rock, Pops, Classic and Jazz. Bass Booster and 3D Effects

may be added to any of 5 sound selections, thereby creating more audio versatility. PT2389 provides

two types of key selection mode, namely: the Direct and the Cyclic. Pin assignment and application

circuit are optimized for cost saving advantages and easy PCB layout.

FEATURES

n CMOS Technology

n Low Total Harmonic Distortion and High S/N Ratio: THD + N < 0.01%, S/N > 95 dB

n LED Display Output Mode

n Least External Components

n 5 Sound Selections Provided: Flat/Normal, Classic, Rock, Pops, and Jazz

n Bass Booster Function & 3D Effect Provided

n 2-Channel Output

n Wide Operating Voltage Range: 5 ~ 9 V

n Direct or Cyclic Key Selection is Provided

n Available in DIP or SO Package

APPLICATIONS

nWalkman

nCar Audio

nMini Compo

nMultimedia Audio Components

nMPEG Card