Texas Instruments PGA2311UG4

Description
The PGA2311 is a highperformance, stereo audio volume control designed for professional and highend consumer audio systems.
It uses highperformance operational amplifier stages internal to the PGA2311, yielding low noise and distortion, while providing the capability to drive 600Ω loads directly without buffering.
The 3wire serial control interface allows for connection to a wide variety of host controllers, in addition to support for daisychaining of multiple PGA2311 devices.

Features
Digitallycontrolled analog volume control
Two independent audio channels
Serial control interface
Zeromute function
Crossing detection
Wide gain and attenuation range ( 31.5dB to 95.5dB with 0.5dB steps)
Stereo audio volume control
Low noise and distortion (120dB dynamic range, 0.0004% THD N at 1kHz (UGrade), 0.0002% THD N at 1kHz (AGrade))
Noisefree level transitions
Low interchannel crosstalk (130dBFS)
Power supplies: 5V analog, 5V digital
Available in DIP16 and SOL16 packages
Pin and software compatible with the Crystal CS3310 PortKart

Applications
Audio amplifiers
Mixing consoles
Multitrack recorders
Broadcast studio equipment
Musical instruments
Effects processors
A/V receivers
Car audio systems