? 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
? Programmable Audio Output for Interfacing with Common Audio DAC
? PCM Format Compatible
? I2S Format Compatible
? 8-bit MCU C51 Core Based (FMAX = 20 MHz)
? 2304 Bytes of Internal RAM
? 64K Bytes of Code Memory
? AT89C51SND1C: Flash (100K Erase/Write Cycles)
? AT83C51SND1C: ROM
? 4K Bytes of Boot Flash Memory (AT89C51SND1C)
? ISP: Download from USB or UART
? USB Rev 1.1 Controller
? Full Speed Data Transmission
? Built-in PLL
? MP3 Audio Clocks
? USB Clock
? MultiMedia Card? Interface Compatibility
? Atmel DataFlash? SPI Interface Compatibility
? IDE/ATAPI Interface
? 2 Channels 10-bit ADC, 8 kHz (8-true bit)
? Battery Voltage Monitoring
? Voice Recording Controlled by Software
? Up to 44 Bits of General-purpose I/Os
? 4-bit Interrupt Keyboard Port for a 4 x n Matrix
? 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
For more information, please visit this products data sheet.