PGA4311 - 4-Channel, +/-5V Audio Volume Control

The PGA4311 is a high–performance, 4-channel audio volume control designed for professional and high-end consumer audio systems. Using high performance operational amplifier stages internal to the PGA4311 yields low noise and distortion, while providing the capability to drive 600 loads 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 PGA4311 devices.

Products containing the "PGA4311" keyword are: PGA4311 , PGA4311EVM , PGA4311U , PGA4311U , PGA4311U/1K , PGA4311U/1K , PGA4311U/1KG4 , PGA4311U/1KG4 , PGA4311U1K , PGA4311UA , PGA4311UA , PGA4311UA/1K , PGA4311UA/1K , PGA4311UA/1KG4 , PGA4311UAG4 , PGA4311UAG4 , PGA4311UG4 , PGA4311UG4

• DIGITALLY-CONTROLLED ANALOG VOLUME CONTROL:
     Four 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 AN SOP-28 PACKAGE
• APPLICATIONS
  • AUDIO AMPLIFIERS
  • MIXING CONSOLES
  • MULTI–TRACK RECORDERS
  • BROADCAST STUDIO EQUIPMENT
  • MUSICAL INSTRUMENTS
  • EFFECTS PROCESSORS
  • A/V RECEIVERS
  • CAR AUDIO SYSTEMS