ROHM Semiconductor USA, LLC Datasheets for Audio Processor ICs

Audio processors IC are semiconductor devices used to detect, decode and process analog or digital audio.
Audio Processor ICs: Learn more

Product Name Notes
6ch Sound Processor for High-Quality Audio with Built-in Advanced Switch -- BD34602FS-M BD34602FS-M is a 6ch independent volume system. It is designed to have high-quality sound by improving the op-amp and optimizing the design layout. In addition, it is compatible, same package...
Sound Processors for Car Audio -- BD37033FV-M BD37033FV-M is sound processors for car audio. The functions are stereo input selector with single end 3 and ground isolation input 2, volume, 3-band parametric equalizer, loudness, 6ch fader volume,...
General-Purpose Electronic Volume with Built-in Advanced Switch -- BD37034FV-M BD37034FV-M is sound processors for car audio. The functions are stereo 5 input selector, volume, 3-band equalizer, loudness, 6ch fader, mixing, HPF for front and rear, LPF for subwoofer, anti-aliasing-filter,...
Audio 1-Chip SOC -- BM94715EKU BM94715EKU is 1-Chip SOC for multimedia audio systems, which supports the USB memory, SD memory card, and CD. This IC has a built-in ARM946ES processor, SDRAM, and various peripherals. It...
Audio 1-Chip SOC -- BM94803AEKU BM94803AEKU is 1-Chip SOC for multimedia audio systems, which supports the USB memory, SD memory card, and CD. This IC has a built-in ARM946ES processor, SDRAM, and various peripherals. It...
Sound Processor with Built-in Surround Sound Function -- BD3491FS Built in stereo 6 input selectors and volume that there is not an impedance change of a volume terminal. And this is sound processor can realize 2-band equalizer (Bass/Treble, Gain±14dB...
32bit Audio DSP -- BU9409FV It is a digital audio sound processor used for thin TV. Digital signal processor is Rohm original DSP only for TVsound signal processing, and it’s cost performance is excellent. Digital...
Sound Processor for car audio built-in 2nd order post filter -- BD37067FV-M
Sound Processor for car audio built-in High-Voltage function and 2nd order post filter -- BD37068FV-M
It is built-in input selector of 6 stereo source and output to ADC after adjusting signal level. And built-in 2nd order post filter to reduce out of band noise...
5.1ch Sound Processors -- BD3811K1
5.1ch Sound Processors -- BD3813KS
5.1ch Sound Processors -- BD3815KS
5.1ch Sound Processors -- BD3818KS
ROHM 5.1 sound processor ICs make it easy to configure 5.1 home theater systems.
6.1ch/ 7.1ch Sound Processors -- BD3452KS
6.1ch/ 7.1ch Sound Processors -- BD3816K1
6.1ch/ 7.1ch Sound Processors -- BD3817KS
ROHM 6.1 / 7.1ch sound processor ICs make it easy to configure 6.1 / 7.1ch home theater systems.
Single Power Supply Sound Processors with Built-in Pre-amp for Tape Recording and Playback -- BD3401KS2
Single Power Supply Sound Processors with Built-in Pre-amp for Tape Recording and Playback -- BD3402KS2
ROHM sound processors integrate a five-input selector, electronic volume control, 2- or 3-band equalizer, and a cassette tape recording and playback amps on a single chip and feature low distortion...
2ch/ 6ch Electronic Volume -- BD3812F
2ch/ 6ch Electronic Volume -- BD3814FV
ROHM's 2ch / 6ch electronic volume ICs feature a wide dynamic range (131dB / 133dB). In addition, two ICs can be paired up via serial bus control for 8ch operation.
Sound Processors with built-in Surround Sound Function -- BD3884FS ROHM's flat panel TV sound processors feature a surround sound function in addition to basic volume and sound quality control (i.e. loudness, bass, treble). In addition, the units possess low...
Sound Processors with Built-in 2-Band Equalizer -- BD3870FS
Sound Processors with Built-in 2-Band Equalizer -- BD3871FS
Sound Processors with Built-in 2-Band Equalizer -- BD3872FS
Sound Processors with Built-in 2-Band Equalizer -- BD3873FS
ROHM's sound processors deliver high-fidelity audio, are easy to use, integrate a two-band equalizer, and are compatible with power supply voltages between 4.5V and 9.5V due to low current consumption...
Sound Processors with Built-in 2-Band Equalizer -- BD3490FV ROHM's sound processors deliver high-fidelity audio, are easy to use, integrate a two-band equalizer, and are compatible with power supply voltages between 4.75V and 9.5V due to low current consumption...
Sound Processors with Built-in 3-band Equalizer -- BD3403FV
Sound Processors with Built-in 3-band Equalizer -- BD3861FS
Sound Processors with Built-in 3-band Equalizer -- BD3883FS
ROHM's sound processors integrate a five-input selector, electronic volume control, a three-band frequency equalizer, microphone input, and surround sound into a single chip and feature a wide dynamic range and...
USB Audio Decoder ICs -- BU94501AKS2
USB Audio Decoder ICs -- BU94501AMUV
USB Audio Decoder ICs -- BU94502AKS2
USB Audio Decoder ICs -- BU94502AMUV
USB Audio Decoder ICs -- BU94601KV
USB Audio Decoder ICs -- BU94603KV
USB Audio Decoder ICs -- BU94604BKV
USB Audio Decoder ICs -- BU94605AKV
USB Audio Decoder ICs -- BU94607AKV
USB Audio Decoder ICs -- BU94702AKV
USB Audio Decoder ICs -- BU94705AKV
ROHM's USB Audio Decoder ICs integrate a USB 2.0 host, SD memory card controller, AAC decoder, WMA decoder, MP3 decoder, Audio DAC amp, and a system controller all on a...
Sound Processors with built-in 2-band Equalizers -- BD37503FV Sound processor which has built-in 4input selector and2-band equalizer filter. And, loudness filter and 2nd-orderanti-aliasing filter which attenuate noise occurs at outputof DAC are available, either one by switching.
6ch Electronic Volume for 5.1ch Car Theater -- BD3433K The BD3433K high performance 6ch electronic volume processor integrates a soft switching circuit that mitigates switching shock noise during a range of conditions, including due to high amplitude input. This...
4ch Sound Processor with Built-in Micro-step Volume -- BD34700FV The BD34700FV is a 4ch independent volume system. Micro-step volume can reduce the switching pop noise when volume changes, so it can achieve a high-quality set. It is most suitable...
7.1ch Sound Processor with Built-in Micro-step Volume -- BD34701KS2 The BD34701KS2 is an 8ch independent volume system. The system is designed in such a way, that it can be used as a 7.1ch surround system. Micro-step volume can reduce...
7.1ch Sound Processor for High-Quality Audio with Built-in Micro-step Volume -- BD34704KS2 The BD34704KS2 is an 8ch independent volume system realized high-quality sound by improved specification of op-amp and optimized layout of the element.The system is designed to allow 7.1ch surround system...
7.1ch Sound Processor with Built-in Micro-step Volume -- BD34705KS2 The BD34705KS2 is an 8ch independent volume system. The system is designed to allow 7.1ch surround system application. It is improvement that sound quality more than the conventional products. Micro-step...
DVD-audio Reference Clock Generators for A/V Equipments -- BU2363FV These clock generators are an IC generating three types of clocks-VIDEO, AUIDIO and SYSTEM clocks–necessary for DVD player systems, with a single chip through making use of the PLL technology.
6ch/9ch Stereo Input Selectors (4.2V max. input) -- BD3841FS
6ch/9ch Stereo Input Selectors (4.2V max. input) -- BD3843FS
These multiple-input stereo selectors with buffer amplifiers that correspond to secondary These multi-input stereo selectors integrate a buffer amp that supports secondary audio output. In addition, the ICs are compatible...
5.1ch/7.1ch Sound Processors with Built-in Micro-step Volume -- BD3471KS2
5.1ch/7.1ch Sound Processors with Built-in Micro-step Volume -- BD3473KS2
5.1ch/7.1ch Sound Processors with Built-in Micro-step Volume -- BD3474KS2
These sound processors with µ-step volume control utilize the most advanced shock noise prevention technology in the industry for high fidelity audio reproduction in home theater systems.
Video-Audio Signal Switchers for Car Navigation Car DVD Palyer -- BH7649KS2 This input selector ICs integrate a switch circuit that select 2-system from 5-system stereo audio inputs and a switch circuit that select 2-system from 7-system composite inputs in a single...
28bit Audio DSP with Built-in 2ch ADC, 6ch DAC, and ASRC -- BU9406KS2
32bit Audio DSP -- BU9414FV
This LSI is the digital sound processor which made the use digital signal processing for FPD TVs. DSP of ROHM original is used for the TV sound processor unit, and...
32bit Audio DSP with Built-in 4ch DAC and ASRC -- BU9408KS2 This LSI is the digital sound processor which madethe use digital signal processing for FPD TVs. DSP of ROHM original is used for the TV sound processor unit, and it...
General Purpose Electric Volume Built-in Advanced Switch -- BD3460FS
General Purpose Electric Volume Built-in Advanced Switch -- BD3461FS
General Purpose Electric Volume Built-in Advanced Switch -- BD3464FV
General Purpose Electric Volume Built-in Advanced Switch -- BD3465FV
This series features 6ch/8ch electronic volume for faders. The advanced switch mitigates shock noise during volume switching.
Sound Processors with built-in 2-band Equalizers -- BD37512FS
Sound Processors with built-in 2-band Equalizers -- BD37513FS
Sound Processors with built-in 2-band Equalizers -- BD37514FS
Sound Processors with built-in 2-band Equalizers -- BD37515FS
Sound Processors with built-in 2-band Equalizers -- BD37521FS
Sound Processors with built-in 2-band Equalizers -- BD37522FS
Sound Processors with built-in 2-band Equalizers -- BD37523FS
Sound Processors with buit-in 2-band Equalizers -- BD37511FS
This series supports common control software, increasing design and development efficiency. In addition, an internal 2-band equalizer enables the adjustment of the tone and bass signals without using external components,...
Sound Processors with built-in 3-band Equalizers -- BD37524FS
Sound Processors with built-in 3-band Equalizers -- BD37531FV
Sound Processors with built-in 3-band Equalizers -- BD37532FV
Sound Processors with built-in 3-band Equalizers -- BD37533FV
Sound Processors with built-in 3-band Equalizers -- BD37534FV
Sound Processors with built-in 3-band Equalizers -- BD37541FS
Sound Processors with built-in 3-band Equalizers -- BD37542FS
Sound Processors with built-in 3-band Equalizers -- BD37543FS
Sound Processors with built-in 3-band Equalizers -- BD37544FS
Sound Processors with built-in 3-band Equalizers -- BD37545FS
This series supports common control software, increasing design and development efficiency. Tone quality can be adjusted by parametric equalizer using no external components. The built-in three-band equalizer sub woofer output...
Sound Processor with built-in Loudness Function -- BD3869AF This sound processor IC was designed to adjust the volume (independent L/R channels) and sound quality (i.e. bass, treble) in flat panel TVs. In addition to providing superior noise and...