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89C51SND2C-IL PDF预览

89C51SND2C-IL

更新时间: 2022-04-23 23:00:11
品牌 Logo 应用领域
爱特美尔 - ATMEL 解码器闪存微控制器
页数 文件大小 规格书
235页 2877K
描述
Single-Chip Flash Microcontroller with MP3 Decoder with Full Audio Interface

89C51SND2C-IL 数据手册

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Features  
MPEG I/II-Layer 3 Hardwired Decoder  
– Stand-alone MP3 Decoder  
– 48, 44.1, 32, 24, 22.05, 16 kHz Sampling Frequency  
– Separated Digital Volume Control on Left and Right Channels (Software Control  
using 31 Steps)  
– Bass, Medium, and Treble Control (31 Steps)  
– Bass Boost Sound Effect  
– Ancillary Data Extraction  
– CRC Error and MPEG Frame Synchronization Indicators  
20-bit Stereo Audio DAC  
Single-Chip  
Flash  
Microcontroller  
with MP3  
– 93 dB SNR playback stereo channel  
– 32 Ohm/ 20 mW stereo headset drivers  
– Stereo Line Level Input, Differential Mono Auxiliary Input  
Programmable Audio Output for Interfacing with External Audio System  
– PCM Format Compatible  
– I2S Format Compatible  
Mono Audio Power Amplifier  
– 440mW on 8 Ohms Load  
8-bit MCU C51 Core Based (FMAX = 20 MHz)  
2304 Bytes of Internal RAM  
Decoder with  
Full Audio  
Interface  
64K Bytes of Code Memory  
– AT89C51SND2C: Flash (100K Erase/Write Cycles)  
– AT83SND2C: ROM  
4K Bytes of Boot Flash Memory (AT89C51SND2C)  
– ISP: Download from USB (standard) or UART (option)  
USB Rev 1.1 Controller  
AT83SND2C  
– Full Speed Data Transmission  
Built-in PLL  
AT89C51SND2C  
– MP3 Audio Clocks  
– USB Clock  
MultiMedia Card® Interface Compatibility  
Atmel DataFlash® SPI Interface Compatibility  
IDE/ATAPI Interface  
Preliminary  
Up to 32 Bits of General-purpose I/Os  
– 1 Interrupt Keyboard  
– SmartMedia® Software Interface  
2 Standard 16-bit Timers/Counters  
Hardware Watchdog Timer  
Standard Full Duplex UART with Baud Rate Generator  
Two Wire Master and Slave Modes Controller  
SPI Master and Slave Modes Controller  
Power Management  
– Power-on Reset  
– Software Programmable MCU Clock  
– Idle Mode, Power-down Mode  
Operating Conditions:  
– 3V, ±10%, 25 mA Typical Operating at 25°C  
– Temperature Range: -40°C to +85°C  
– Power amplifier supply 3.2V to 5.5V  
Packages  
– CTBGA100  
Rev. 4341D–MP3–04/05  

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