PT2254 データシートの表示（PDF） - Princeton Technology

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PT2254

Electronic Volume Controller IC

Princeton Technology 

Princeton Technology Corp.

Electronic Volume Controller IC

Tel : 886-2-29162151

Fax : 886-2-29174598

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

PT2254A

DESCRIPTION

PT2254A is an electronic volume controller IC utilizing CMOS Technology specially

designed for use on audio equipment. It has two built-in channels making it highly

suitable for mono and stereo sound applications. Through the specially designated

signals that are applied externally to the data, clock and strobe input pins, PT2254A can

control attenuation and channel balance.

FEATURES

! CMOS Technology

! Low Power Consumption

! High Operating Voltage Range : Vcc = 4 ~ 12 V

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

! 2 Channels in each chip

! Single Power Supply or Dual Power Supplies of (+) and (-) can be used

! Attenuation can be controlled by signals attached to the Strobe, Data and Clock Pins.

! Available in 16 Pins, DIP & SO Package

APPLICATIONS

! Audio Equipment Volume Control

! Multi-Media PC Audio Control

PT2254A v 2.4

Page 1

Revised August 1998

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