PGA2311U Datasheet

Audio Amplifiers


The PGA2311U 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 600Ω 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. PGA2311U 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 PGA2311U Applications • AUDIO AMPLIFIERS• MIXING CONSOLES• MULTI-TRACK RECORDERS• BROADCAST STUDIO EQUIPMENT• MUSICAL INSTRUMENTS• EFFECTS PROCESSORS• A/V RECEIVERS• CAR AUDIO SYSTEMS


[{"Name":"Product","Value":"General Purpose Audio Amplifiers "},{"Name":"THD plus Noise","Value":"0.0004 % "},{"Name":"Operating Supply Voltage","Value":"5 V "},{"Name":"Supply Current","Value":"8 mA "},{"Name":"Maximum Operating Temperature","Value":"+ 85 C "},{"Name":"Mounting Style","Value":"SMD/SMT "},{"Name":"Package / Case","Value":"SOIC-16 "},{"Name":"Packaging","Value":"Tube "},{"Name":"Input Offset Voltage","Value":"0.25 mV "},{"Name":"Minimum Operating Temperature","Value":"- 40 C"},{"Name":"Supply Voltage - Max","Value":"5.25 V"},{"Name":"Supply Voltage - Min","Value":"4.75 V "}]

Manufacturer information


Littelfuse (NASDAQ: LFUS) - As the worldwide leader in circuit protection, Littelfuse offers POWR-GARD®, Teccor®, Wickmann®, Pudenz®, Hamlin®, PulseGuard® and SIDACtor® branded products, with a wide range of technologies such as Fuses and Accessories, PTCs, GDTs, Varistors, Polymer ESD Suppressors, Surge Protection Modules, TVS Diodes, TVS Diode Arrays (SPA® Diodes), Switching Thyristors, Power Modules, LED Protector, SIDACtor® Protection Thyristor as well as reed switches, relays and Hall Effect sensors. Littelfuse products are backed by more than 88 years of technology innovation, industry leading technical support, design and manufacturing expertise. Littelfuse products are vital components in virtually every product that uses electrical energy, including automobiles, computers, consumer electronics, handheld devices, industrial equipment, and telecom/datacom circuits

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