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AT85C51SND3B1 Datasheet, PDF (1/263 Pages) ATMEL Corporation – Single-Chip Digital Audio Decoder - Encoder with USB 2.0 Interface | |||
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Features
⢠Audio Processor
â Proprietary Digital Signal Processor
â MP3 (Full MPEG I/II-Layer 3) Decoder (1)
â Windows Media® Audio (WMA) Decoder (1)
â OGG (Vorbis) Decoder (2)
â WAV PCM Decoder/Encoder
â ADPCM Decoder/Encoder (G726: 40, 32, 24, 16 Kbps)
⢠Audio Codec
â 16-bit Stereo D/A Converters(3)
â Headphone Amplifier with Analog Volume Control(3)
â Microphone Pre-Amplifier with Bias Control
â 16-bit Mono A/D Converter: Microphone or Line Inputs Recording
â Stereo Lines Input for FM Playback or Mono Recording
â Baseband Sound Processor with Digital Volume Control, Bass, Medium, and
Treble Control, Bass Boost and Virtual Surround Effects
⢠Digital Audio DAC Interface
â PCM / I2S Format Compatible
⢠USB Rev 2.0 Controller
â High Speed Mode (480 Mbps)
â Full Speed Mode (12 Mbps)
â On The Go Full Speed Mode
⢠Data Flow Controller
â 16-bit Multimedia Bus with 2 DMA Channels for high speed transfer with USB
⢠Nand Flash Controller
â Up to four Memories with Page Size: 512B, 1KB, 2KB or 4KB
â Built-in ECC and Hardware Write Protection
â xD-Picture Card⢠and SmartMedia® Card Interface
⢠MultiMediaCard® Controller
â MultiMediaCard 1-bit / 4-bits Modes (V4.0 compatible)
â Secure Digital Card 1-bit / 4-bit Modes
⢠Man Machine Interface
â Glueless Generic LCD Interface
â Keyboard Interface
⢠Remote Controlled / Streaming
â PSI I80 Slave Interface (EBI Compatible) up to 6Mbyte/s
â SPI Master and Slave Modes
â Full Duplex UART with Baud Rate Generator up to 6 Mbit/s (Rx, Tx, RTS, CTS)
⢠Control Processor
â Enhanced 8-bit MCU C51 Core (FMAX = 24 MHz)
â 64K Bytes of Internal RAM for application code and data
â Boot ROM Memory: Secured Nand Flash Boot Strap (standard), USB Boot Loader
â Two 16-bit Timers/Counters
â Hardware Watchdog Timer
⢠Power Management
â 1.8V 40 mA Single AAA or AA Battery Powered(4)
â Direct USB VBUS Supply
â 3V - 50 mA Regulator Output
â 1.8V - 50 mA Regulator Output
â Battery Voltage Monitoring
â Power-on Reset
â Software Programmable MCU Clock
â Idle, Power-Down, Power-Off Modes
⢠On Chip Debug
⢠Operating Conditions
â Supply 0.9V to 5V
â 25 mA Typical Operating at 25°C (estimation to be confirmed)
â Temperature Range: -40°C to +85°C
Single-Chip
Digital Audio
Decoder -
Encoder with
USB 2.0
Interface
AT85C51SND3B1
AT85C51SND3B2
AT85C51SND3B3
Preliminary
7632AâMP3â03/06
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