ROHM Semiconductor GmbH 5.1ch Sound Processors BD3813KS

The BD3813KS is a 5.1-channel sound processor designed for audio applications such as AV receivers and home theater systems. It integrates a gain amplifier along with volume, bass, and treble controls on a single chip, facilitating efficient audio management. The device supports independent control of six channels with a master volume range from 0 to -95 dB, allowing for precise audio adjustments. This sound processor features a wide dynamic range of 129 dB, achieved through a BiCMOS process, which also contributes to low current consumption. The maximum output voltage is 4.2 Vrms, making it suitable for various audio setups. Additionally, it includes a built-in 5-channel input gain amplifier and a 2-channel output port, enhancing its versatility in audio signal processing. The BD3813KS operates with a power supply voltage of 5 to 7.3 V and has a temperature range of 20 to 75 °C for normal function. It utilizes a 2-wire serial control interface compatible with both 3.3V and 5V systems. This product is ideal for engineers looking to implement high-quality sound processing in their audio projects.