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AT85C51SND3B_14 Datasheet, PDF (1/271 Pages) ATMEL Corporation – 3-band EQ and Bass Boost and 3D Sound Effects
Features
• Audio Processor
– Proprietary Digital Signal Processor
– MP3 and WMA Decoders
– WAV PCM and ADPCM Decoder/Coder with AGC
– JPEG decoder
– Video Animation (MTV up to 16fps)
• Audio Codec
– 16-bit Stereo D/A Converters(3)
– Headphone Amplifier with Analog Volume Control(3)
– Microphone Pre-Amplifier with Bias Control
– 16-bit Mono A/D Converter: Microphone or Line Inputs Recording
– Stereo Lines Input for FM Playback or Mono Recording
– 3-band EQ and Bass Boost and 3D Sound Effects
– Graphical EQ
• Digital Audio DAC Interface
– PCM / I2S Format Compatible
• USB Rev 2.0 Controller
– 7 Endpoints, Multiple Enumeration
– High Speed Mode (480 Mbps)
– Full Speed Mode (12 Mbps)
– On The Go Full Speed Mode
• File Management
– Fat 12, 16, 32 Management
– Multiple Drive Management: Nand Flash, Card, U-Disk...
– Multiple Folders and Sub-Folders (user defined)
– Multiple File Read and Write
– Playlist and Lyrics Support
• Data Flow Controller
– 16-bit Multimedia Bus with 2 DMA Channels for high speed transfer with USB
• Nand Flash Controller
– Multiple Nand as 1 Drive, Support All Page Size
– Read up to 10MB/s, Write up to 8MB/s
– Built-in ECC and Hardware Write Protection
• MultiMediaCard® Controller
– MultiMediaCard 1-bit / 4-bits Modes (V4 compatible)
– Secure Digital Card 1-bit / 4-bit Modes
• Man Machine Interface
– Glueless Generic LCD Interface
– Keyboard Interface
– FM Tuner Input and Control including RDS
– PSI I80 Slave Interface (EBI Compatible) up to 6Mbytes/s
– SPI Master and Slave Modes
– Full Duplex UART with Baud Rate Generator up to 6 Mbit/s (Rx, Tx, RTS, CTS)
• Control Processor
– Enhanced 8-bit MCU C51 Core (FMAX = 24 MHz)
– 64K Bytes of Internal RAM for application code and data
– Boot ROM Memory: Secured Nand Flash Boot Strap (standard), USB Boot Loader
– Two 16-bit Timers/Counters: Hardware Watchdog Timer
– In-System and In-Application Programming
• Power Management
– 1.8V 40 mA Single AAA or AA Battery Powered(4)
– Direct USB VBUS Supply
– 3V or 1.8V - 50 mA Regulator Output
– Battery Voltage Monitoring
– Power-on Reset, Idle, Power-Down, Power-Off Modes
– Software Programmable MCU Clock
• Operating Conditions
– Supply 1.8V to 5V for all Product range, plus 0.9V to 1.8V(4)
Single-Chip
Digital Audio
Decoder -
Encoder with
USB 2.0
Interface
AT85C51SND3B
Preliminary
7632D–MP3–01/07
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