6-Channel Electronic Volume Controller IC

Preliminary

PT2258

Princeton Technology Corp.

Tel : 886-2-29162151

Fax: 886-2-29174598

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

PT2258 pre1.0

1

Updated July 2000

DESCRIPTION

PT2258 is a 6-Channel Electronic Volume Controller IC utilizing CMOS Technology specially designed

an attenuation range of 0 to -79 dB at 1 dB/step, low noise, high channel separation. Housed in 20-pin,

DIP or SO Package, PT2258’s pin assignments and application circuit are optimized for easy PCB

Layout and cost saving advantages.

FEATURES

• CMOS Technology

• Low Power Consumption

• Least External Components

• Attenuation Range: 0 to -79 dB at 1dB/step

• Operating Voltage: 5 to 9 V

• Low Noise, S/N Ratio>100dB (A-weighting)

• High Channel Separation

• Selectable Address

• 6-Channel Outputs

• Available in 20-pin, DIP or SO Package

APPLICATIONS

• AV Surround Audio Equipment

• Car Audio

• Mini Compo

• Computer Multi-Media Speaker

• Other Audio Equipments