PGA2310

Product Folder Sample & Buy Technical Documents Tools & Software Support & Community PGA2310 SBOS207C – OCTOBER 2001 – REVISED DECEMBER 2015 PGA2310 Stereo Audio Volume Control 1 Features 1 Digitally-Controlled Analog Volume Control: – Two Independent Audio Channels – Serial Control Interface – Zero Crossing Detection – Mute Function Wide Gain and Attenuation Range: 31.5 dB to −95.5 dB With 0.5-dB Steps Low Noise and Distortion: – 120-dB Dynamic Range – 0.0004% THD+N at 1 kHz Low Interchannel Crosstalk: −126 dBFS Noise-Free Level Transitions Power Supplies: 15-V Analog, 5-V Digital Available in DIP−16 and SOL−16 Packages Pin and Software Compatible With the PGA2311 and Cirrus Logic CS3310™ 2 Applications Audio Amplifiers Mixing Consoles Multi-Track Recorders Broadcast Studio Equipment Musical Instruments Effects Processors A/V Receivers Car Audio Systems 3 Description The PGA2310 is a high-performance, stereo audio volume control designed for professional and highend consumer audio systems. The ability to operate from ±15-V analog power supplies enables the PGA2310 to process input signals with large voltage swings, thereby preserving the dynamic range available in the overall signal path. Using high performance operational amplifier stages internal to the PGA2310 yields low noise and distortion, while providing the capability to drive 600-Ω loads directly without buffering. The three-wire serial control interface allows for connection to...