DESCRIPTION
●The PGA2311 is a high–performance, stereo audio volume control designed for professional and high-end
●consumer audio systems. Using high performance operational amplifier stages internal to the PGA2311
●yields low noise and distortion, while providing the capability to drive 600Ωloads directly without buffering. The 3-wire serial control interface allows for connection to a wide variety of host controllers, in addition to support for daisy-chaining of multiple PGA2311 devices.
●FEATURES
●DIGITALLY-CONTROLLED ANALOG VOLUME CONTROL
● Two Independent Audio Channels
● Serial Control Interface
● Zero Crossing Detection
● Mute Function
●WIDE GAIN AND ATTENUATION RANGE
● +31.5dB to –95.5dB with 0.5dB Steps
●LOW NOISE AND DISTORTION
● 120dB Dynamic Range
● 0.0004% THD+N at 1kHz (U-Grade)
● 0.0002% THD+N at 1kHz (A-Grade)
●NOISE-FREE LEVEL TRANSITIONS
●LOW INTERCHANNEL CROSSTALK
● –130dBFS
●POWER SUPPLIES: ±5V Analog, +5V Digital
●AVAILABLE IN DIP-16 AND SOL-16 PACKAGES
●PIN AND SOFTWARE COMPATIBLE WITH THE CRYSTAL CS3310
●APPLICATIONS
●AUDIO AMPLIFIERS
●MIXING CONSOLES
●MULTI-TRACK RECORDERS
●BROADCAST STUDIO EQUIPMENT
●MUSICAL INSTRUMENTS
●EFFECTS PROCESSORS
●A/V RECEIVERS
●CAR AUDIO SYSTEMS
