USB Host Audio Decoder ICs | Audio ICs | ICs | ROHM CO., LTD.
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USB Host Audio Decoder ICs
ROHM's USB host 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 single chip, allowing easy
playback of music stored in USB flash memory using an audio player. They can be easily added to virtually
any audio device (i.e. CD player, mini-component stereo, portable player, car stereo) for greater functionality.
ROHM Inter
Shopping
Approach to
RoHS direct
Contact us
Catalog Req
Power Management ICs
*Put the mouse on the icon to see further details.
LED / LCD Drivers
Sensor ICs
Operational Amplifiers /
Comparators
Analog Switches / Logics
D / A Converters
Specification
MP3 Format
Part No.
Package
Function
NEW
BU9428KV
VQFP64
MP3 Format + SD Memory Card
BU9435KV
IT Equipment / Interface ICs
WMA / MP3 Format + SD Memory Card
Video and Imaging ICs
VQFP64
NEW
Audio ICs
Wireless Audio Link IC Series
for FM Transmitter
FM Radio One Chip ICs
BU9437AKV
VQFP64
AAC / WMA / MP3 Format + SD Memory Card
NEW
High Performance Class-D
Speaker Amplifier Series
Ultra Small Headphone
BU9438KV
VQFP64
http://www.rohm.com/products/lsi/sound/usb_host_audio/
2/25/2009
USB Host Audio Decoder ICs | Audio ICs | ICs | ROHM CO., LTD.
Amplifier Series
Speaker / Headphone Amplifier
Series
Low Power Audio DAC with
Headphone Amplifier
Hi-Fi Voice Synthesis IC Series
Sound Processor Series for
Home Theaters
Sound Processor Series for
FPD TVs
Digital Sound Processor for
FPD TVs
Digital Sound Processor for
Car Audio
Sound Processor Series for
Car Audios
Sound Processor Series for
BOOM BOX/Mini-component
Stereo
USB Host Audio Decoder ICs
Sound Path Selector IC Series
Melody Sound Source ICs for
Mobile Phones
Audio Decoder IC Series for
Mobile Phones
Audio Interface IC Series for
Digital Still Cameras/Digital
Video Cameras
Digital Signal Processor IC
Series for CD Players
Audio Accessory IC Series
Page 2 of 3
Inquiries conceming our products
USB Host Audio Decoder ICs
Operating
voltage
(V)
Core I/O
NEW
BU9428KV
1.40 3.0 USB2.0
to
to
Full
1.60 3.6 Speed
Serial
Display information
interface
Audio output
Analog Digital
Part No.
USB
SD
MP3
WMA
AAC
Package RoHS
－
I
2
C BUS
MPEG1,2,2.5
LAYER1,2,3
－
－
Line
I
2
S
VQFP64
SPDIF
Yes
BU9435KV
MMC
1.40 3.0 USB2.0
SD
to
to
Full
miniSD I
2
C BUS
1.60 3.6 Speed microSD
SDHC
MMC
SD
3.0 USB2.0
miniSD I
2
C BUS
to
Full
3.6 Speed microSD
SDHC
MMC
3.0 USB2.0
SD
to
Full
miniSD I
2
C BUS
3.6 Speed microSD
SDHC
NEW
BU9437AKV
－
Folder number
File number
Playing time
Folder name
File name
TAG (Artist
Alubum Title)
MPEG1,2,2.5
LAYER1,2,3
－
－
Line
I
2
S
VQFP64
SPDIF
Yes
MPEG1,2,2.5
WMA9Standard
LAYER1,2,3
－
Line
I
2
S
VQFP64
SPDIF
Yes
NEW
BU9438KV
－
MPEG4AAC-
MPEG1,2,2.5
WMA9Standard
LC
LAYER1,2,3
Line
I
2
S
VQFP64
SPDIF
Yes
Discrete
Semiconductors
Opto Electronics
http://www.rohm.com/products/lsi/sound/usb_host_audio/
2/25/2009
USB Host Audio Decoder ICs | Audio ICs | ICs | ROHM CO., LTD.
Passive Components
Modules
(Sub Systems)
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2/25/2009
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