DESCRIPTION
●PT2259 is an 8-pin 2-channel volume controller which utilizes CMOS technology and incorporates the
●I2C interface control. The controller features an attenuation range of 0 to -79dB, low noise output, a
●high degree of stereo separation and requires only a small number of external components. PT2259 is
●an essential component for modern audio visual systems.
●FEATURES
●• Attenuation range: 0 to –79dB in 1dB steps
●• Operating voltage: 4 to 9V
●• Low power consumption
●• Low signal noise: S/N > 100dB (A-weighting)
●• Stereo separation > 100dB
●• Requires few external components
●• 2-channel volume individual adjust
●• Available in 8 Pins DIP or SOP
●APPLICATIONS
●• Audio/visual surround sound systems
●• Car audio systems
●•Mini-compo systems
●• Computer multi-media speakers
●• Other audio applications
