PGA2311 Datasheet, PDF (1/21 Pages) Texas Instruments – STEREO AUDIO VOLUME CONTROL

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PGA2311
SBOS218B – DECEMBER 2001 – REVISED JANUARY 2016
PGA2311 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 (U-Grade)
– 0.0002% THD+N at 1 kHz (A-Grade)
• Noise-Free Level Transitions
• Low Interchannel Crosstalk −130 dBFS
• Power Supplies: ±5-V Analog, +5-V Digital
• Available in DIP-16 and SOL-16 Packages
• Pin and Software Compatible With the Crystal
CS3310
3 Description
The PGA2311 device is a high-performance, stereo
audio volume control designed for professional and
high-end consumer audio systems. The PGA2311
uses an internal high-performance operational
amplifier to yield low noise and distortion. The
PGA2311 also provides the capability to drive 660-Ω
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 PGA2311 devices.
Device Information⁽¹⁾
PART NUMBER
PACKAGE
BODY SIZE (NOM)
PGA2311
SOIC (16)
PDIP (16)
7.5 mm × 10.30 mm
6.35 mm × 19.30 mm
(1) For all available packages, see the orderable addendum at
the end of the data sheet.
Stereo Audio Volume Control
2 Applications
• Audio Amplifiers
• Mixing Consoles
• Multi-Track Recorders
• Broadcast Studio Equipment
• Musical Instruments
• Effects Processors
• A/V Receivers
• Car Audio Systems
1
An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,
intellectual property matters and other important disclaimers. PRODUCTION DATA.