PCM1796DBR Integrated Circuits (ICs)

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The PCM1796DBR is a special purpose audio data acquisition chip used for digital audio applications. It is a multi-channel audio/data converter with up to four analog input ports for capture and playback of digital audio. It features a full-scale performance of 24-bit/196kHz and dynamic range of 120dB. The PCM1796DBR has many features that make it suitable for various digital audio applications, such as audio-video receivers, DJ mixers, portable audio equipment, and audio/video controllers.

The PCM1796DBR is designed to efficiently convert analog signals into digital audio signals and back. It uses an oversampling technique and a bit-splitting algorithm. The oversampling technique reduces the input noise level, while the bit-splitting algorithm separates the converted digital audio into 16- and 24-bit audio streams. The PCM1796DBR also uses a high-precision digital interpolation filter that eliminates the stepping effect, enabling smooth transitions from high- to low-frequencies.

The PCM1796DBR\'s audio playback performance is characterized by a frequency response of 10Hz to 22kHz ±3dB, and its SNR is rated at >110 dB(A). It features an integrated digital audio format compatibility, allowing it to accept data from linear pulse code modulation (LPCM) audio formats. The integrated low-jitter clock generator also ensures a minimal distortion of the audio signal.

The key features that make the PCM1796DBR suitable for a wide range of digital audio applications include its integrated digital signal processor (DSP) and advanced power-saving technologies. The built-in DSP optimizes the audio quality while saving energy. In addition, the PCM1796DBR\'s advanced power saving technologies ensure that power consumption is exceptionally low, making it suitable for low-power applications.

The PCM1796DBR is also equipped with a built-in power supply regulation and temperature monitoring system. This system allows the chip to monitor its own power consumption and temperature, ensuring that it remains within a safe operating range. In addition, the integrated watchdog timer ensures that the chip can detect and respond to programming errors and system malfunctions, thereby protecting the system from damage.

The PCM1796DBR is ideal for applications that require a high-resolution audio converter with low power consumption. Its robust power-saving features, integrated digital signal processor, and temperature monitoring system make it suitable for use in both static and mobile applications. In addition, its low-jitter clock generator ensures consistent audio quality over the entire audio range. Thus, the PCM1796DBR is an ideal audio data acquisition device for a wide range of digital audio applications.

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