Download Realtek AC97 Audio Codec Driver A3.97 Free

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Realtek AC97 Audio Codec Driver A3.97 consists of a codec package that is required for your audio board. Without this official codec your audio board will probably not work. Here are the Realtek audio chipsets that require this audio codec driver: Realtek ALC 101, Realtek ALC 201, Realtek ALC 202, Realtek ALC 203, Realtek ALC 250, Realtek ALC 650, Realtek ALC 655, Realtek ALC 658, and Realtek ALC 850.

The Realtek AC97 Audio Codec Driver A3.97 features 4 x 16-bit 2-channel DACs as well as 16-bit ADC while the ALC850 supports multiple channels therefore is more appropriate for multimedia centers meaning that if you to configure a better audio system then you should go for this professional audio chipset. The Realtek ALC850 features high quality converter technique and meets all the requirements for  PC99 / 2001 systems.

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The AC’97 Rev 2.3 Audio CODEC comes with 4 stereo output pairs, five-bit volume control, mono input / multiple stereo, flexible mixing, mute option, and it doesn’t require high power consumption. Such audio chipsets come with 2 x built-in 50mW/20ohm audio amplifiers for headphones that will definitely provide high quality audio system, Line-in and Mic-in (which can also be used as headphone-out and take advantage of the amplifier).

The Realtek ALC850 also features a built-in dual-PLL clock generator, one running at 14.318MHz and the other at 24.576MHz, built-in PCBEEP generator which can be customized in BIOS to make beeps without buzzer, S/PDIF input, and S/PDIF output which be used to connect a computer to other electronic devices. Realtek AC97 Audio Codec Driver A3.97 supports Direct Sound 3D, HRTF 3D, I3DL2, 10-band Software Equalizer, AVRack Media Player, voice cancellation, and a control panel.