Texas Instruments PCM2912 Audio CODEC with USB Interface, Mono Microphone Input and Stereo Headphone Output PCM2912PJT

The PCM2912PJT is a single-chip audio CODEC from Texas Instruments that features a USB interface, mono microphone input, and stereo headphone output. It is compliant with USB 2.0 specifications and includes an on-chip USB protocol controller that operates without the need for software code. The device supports various sampling rates, including 8 kHz to 48 kHz, and offers a 16-bit delta-sigma ADC and DAC. The PCM2912PJT provides high-quality audio performance with a total harmonic distortion plus noise (THD+N) of 0.01% and a signal-to-noise ratio (SNR) of 92 dB at a supply voltage of 5 V. It also features a built-in microphone amplifier, headphone playback amplifier, and programmable gain amplifiers for output and sidetone. The device is designed for applications such as USB headsets, speakers, and audio interface boxes. The product operates with a single 5 V power supply and is housed in a 32-pin TQFP package. It is suitable for a wide range of consumer audio applications, making it a versatile choice for engineers looking to integrate audio functionality into their designs.