PT2253A 查看數據表（PDF） - Princeton Technology

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PT2253A

Electronic Volume Controller IC

Princeton Technology 

Electronic Volume Controller IC

Tel: 886-2-66296288

Fax: 886-2-29174598

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

PT2253A

DESCRIPTION

PT2253A is an electronic volume controller IC utilizing CMOS Technology specially designed for use

on audio equipments. It has two (2) built-in channels making it ideally suitable for mono and stereo

sound applications. PT2253A provides a wide frequency response range and a very low harmonic

distortion to mention a few; thereby guaranteeing a highly effective and reliable performance.

FEATURES

• CMOS technology

• Low power consumption

• Operating voltage range: Vcc=6 ~ 12V

(Backup voltage is up to 4V)

• 0dB to -68dB attenuation controlled by 2dB/step

• 2 channels in each chip

• Capable to control attenuation by a built-in oscillator and Up/Down pin

• Single power supply or dual power supplies of (+) and (-) can be used

• Wide frequency response range

• Very low harmonic distortion

• Available in 16 pin, DIP package

APPLICATIONS

• Audio Equipment Volume Control

• Traditional VR Replacement

PT2253A V2.8

-1-

December, 2005

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