• Packages
– LQFP100, BGA100, Dice
Notes: 1. See Ordering Information
2. Future product
3. AT85C51SND3B2 & AT85C51SND3B3 only
4. AT85C51SND3B3 only
Description
Digital Music Players, Mobile Phones need ready to use low-cost solutions for very fast
time to market. The AT85C51SND3Bx with associated firmware embeds in a single chip
all features, hardware and software, for Digital Music Players, Mobile Phones and Car
Audio Systems: MP3 decoder, WMA decoder, Display interface, serial interface, parallel
interface, USB high speed and USB host.
Close to a plug and play solution for most applications, the AT85C51SND3Bx drastically
reduces system development for the best time to market. The AT85C51SND3Bx han-
dles full file system management with Nand Flash and Flash Cards, including full
detection and operation of a thumb drive. The AT85C51SND3A is used either as a mas-
ter controller, or as a slave controller interfacing easily with most of the base-band or
host processors available on the market.
In addition to the MP3 and WMA format, the AT85C51SND3Bx associated firmware will
also later support, the OGG format, basic MIDI features for low cost mobile phones and
JPEG still pictures decoding. The AT85C51SND3B is ideally fitting mass production
markets.
The AT85C51SND3Bx includes Power Management with: 5V USB VBUS direct supply,
2.7V to 3.6V supply, 1.8V supply or alkaline battery supply (0.9V to 1.8V). External
Nand Flash or Flash Card can be supplied by the AT85C51SND3B at 1.8V or 3V.
The AT85C51SND3Bx supports many applications including: mobile phones, music
players, portable navigation, car audio, music in shopping centers, applications includ-
ing MMC/SD Flash Cards in Industrial applications.
To facilitate custom applications with the AT85C51SND3Bx, a development kit
AT85DVK-07 is available with hardware and firmware database.
Key Features
•
Firmware to support
–
–
–
–
MP3
WMA
ADPCM/WAV voice or line recording
and coming soon OGG, MIDI and JPEG Decoder
•
•
•
Audio Codec
–
–
Internal DAC
FM inputs
Memory Support
–
–
Up to 4x Nand-Flash
SD/MMC cards
USB
–
–
High Speed, Full Speed
OTG (reduced Host)
2
AT85C51SND3Bx
7632A–MP3–03/06
ATMEL [ ATMEL ]
