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