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PT2389 V1.5

- 1 -

July, 2006

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

PT2389

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

CMOS technology

Low total harmonic distortion and high S/N Ratio: THD + N < 0.01%, S/N > 95dB

LED display output mode

Least external components

5 sound selections provided: Flat/Normal, Classic, Rock, Pops, and Jazz

Bass booster function & 3D effect provided

2-channel output

Wide operating voltage range: 5 ~ 9V

Direct or cyclic key selection is provided

Available in 24 Pins, DIP, SOP, SSOP

APPLICATIONS

Walkman

Car audio

Mini compo

Multimedia audio components

MPEG card