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85C51SND3BX02 PDF预览

85C51SND3BX02

更新时间: 2022-04-23 23:00:11
品牌 Logo 应用领域
爱特美尔 - ATMEL 解码器编码器
页数 文件大小 规格书
263页 3620K
描述
Single-Chip Digital Audio Decoder - Encoder with USB 2.0 Interface

85C51SND3BX02 数据手册

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Features  
Audio Processor  
– Proprietary Digital Signal Processor  
– MP3 (Full MPEG I/II-Layer 3) Decoder (1)  
– Windows Media® Audio (WMA) Decoder (1)  
– OGG (Vorbis) Decoder (2)  
– WAV PCM Decoder/Encoder  
– ADPCM Decoder/Encoder (G726: 40, 32, 24, 16 Kbps)  
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  
– Baseband Sound Processor with Digital Volume Control, Bass, Medium, and  
Treble Control, Bass Boost and Virtual Surround Effects  
Digital Audio DAC Interface  
Single-Chip  
Digital Audio  
Decoder -  
Encoder with  
USB 2.0  
– PCM / I2S Format Compatible  
USB Rev 2.0 Controller  
– High Speed Mode (480 Mbps)  
– Full Speed Mode (12 Mbps)  
– On The Go Full Speed Mode  
Interface  
Data Flow Controller  
– 16-bit Multimedia Bus with 2 DMA Channels for high speed transfer with USB  
Nand Flash Controller  
– Up to four Memories with Page Size: 512B, 1KB, 2KB or 4KB  
– Built-in ECC and Hardware Write Protection  
– xD-Picture Card™ and SmartMedia® Card Interface  
MultiMediaCard® Controller  
– MultiMediaCard 1-bit / 4-bits Modes (V4.0 compatible)  
– Secure Digital Card 1-bit / 4-bit Modes  
Man Machine Interface  
AT85C51SND3B1  
AT85C51SND3B2  
AT85C51SND3B3  
– Glueless Generic LCD Interface  
– Keyboard Interface  
Remote Controlled / Streaming  
Preliminary  
– PSI I80 Slave Interface (EBI Compatible) up to 6Mbyte/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  
Power Management  
– 1.8V 40 mA Single AAA or AA Battery Powered(4)  
– Direct USB VBUS Supply  
– 3V - 50 mA Regulator Output  
– 1.8V - 50 mA Regulator Output  
– Battery Voltage Monitoring  
– Power-on Reset  
– Software Programmable MCU Clock  
– Idle, Power-Down, Power-Off Modes  
On Chip Debug  
Operating Conditions  
– Supply 0.9V to 5V  
– 25 mA Typical Operating at 25°C (estimation to be confirmed)  
– Temperature Range: -40°C to +85°C  
7632A–MP3–03/06  
1

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