Electronic Volume Controller IC

The PT2257 is an electronic volume controller IC utilizing CMOS technology specially designed for the new generation of AV entertainment products. It has two (2) built-in channels making it ideally suitable for mono and stereo sound applications. The PT2257 provides an I 2 C control Interface an attenuation range of 0 to -79dB, low noise, and high channel separation. It is housed in an 8 pins, DIP or SOP package, The PT2257s pin assignments and application circuit are optimized for easy PCB layout and cost saving advantages. By Princeton Technology Corp.
PT2257 's PackagesPT2257 's pdf datasheet

PT2257 Pinout, Pinouts
PT2257 pinout,Pin out
This is one package pinout of PT2257,If you need more pinouts please download PT2257's pdf datasheet.

PT2257 Application circuits
PT2257 circuits
This is one application circuit of PT2257,If you need more circuits,please download PT2257's pdf datasheet.

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