Electronic Volume Controller

․Compact Audio System
․Power Active Speaker
․Computer Audio System
․Portable Audio System
․Flat Panel Display and TV
․Home Therater Audio System
․Car Entertainment System
․Set-Top Box
․Karaoke Mixer

Electronic Volume Controller(2 Channels)

Part No.	Power Supply(V)	THD (%) @1V	SNR(dB)	Control Interface	Special Features	Pin Count	Package	Data Sheet
PT2257	3~10	0.003	120	I2C	1dB/Step	8	DIP,SOP	PT2257-s.pdf
PT2259	4~10	0.003	120	I2C	Improved Performance	8	DIP,SOP	PT2259-s.pdf

Electronic Volume Controller(6 Channels)

Part No.	Power Supply(V)	THD (%) @1V	SNR(dB)	Control Interface	Special Features	Pin Count	Package	Data Sheet
PT2258	5~10	0.005	105	I2C	Individual Channel Control	20	DIP,SOP	PT2258-s.pdf