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AT83SND2C_05 Datasheet, PDF (1/235 Pages) ATMEL Corporation – Single-Chip Flash Microcontroller with MP3 Decoder with Full Audio Interface | |||
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Features
⢠MPEG I/II-Layer 3 Hardwired Decoder
â Stand-alone MP3 Decoder
â 48, 44.1, 32, 24, 22.05, 16 kHz Sampling Frequency
â Separated Digital Volume Control on Left and Right Channels (Software Control
using 31 Steps)
â Bass, Medium, and Treble Control (31 Steps)
â Bass Boost Sound Effect
â Ancillary Data Extraction
â CRC Error and MPEG Frame Synchronization Indicators
⢠20-bit Stereo Audio DAC
â 93 dB SNR playback stereo channel
â 32 Ohm/ 20 mW stereo headset drivers
â Stereo Line Level Input, Differential Mono Auxiliary Input
⢠Programmable Audio Output for Interfacing with External Audio System
â PCM Format Compatible
â I2S Format Compatible
⢠Mono Audio Power Amplifier
â 440mW on 8 Ohms Load
⢠8-bit MCU C51 Core Based (FMAX = 20 MHz)
⢠2304 Bytes of Internal RAM
⢠64K Bytes of Code Memory
â AT89C51SND2C: Flash (100K Erase/Write Cycles)
â AT83SND2C: ROM
⢠4K Bytes of Boot Flash Memory (AT89C51SND2C)
â ISP: Download from USB (standard) or UART (option)
⢠USB Rev 1.1 Controller
â Full Speed Data Transmission
⢠Built-in PLL
â MP3 Audio Clocks
â USB Clock
⢠MultiMedia Card® Interface Compatibility
⢠Atmel DataFlash® SPI Interface Compatibility
⢠IDE/ATAPI Interface
⢠Up to 32 Bits of General-purpose I/Os
â 1 Interrupt Keyboard
â 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
â Power-on Reset
â Software Programmable MCU Clock
â Idle Mode, Power-down Mode
⢠Operating Conditions:
â 3V, ±10%, 25 mA Typical Operating at 25°C
â Temperature Range: -40°C to +85°C
â Power amplifier supply 3.2V to 5.5V
⢠Packages
â CTBGA100
Single-Chip
Flash
Microcontroller
with MP3
Decoder with
Full Audio
Interface
AT83SND2C
AT89C51SND2C
Preliminary
Rev. 4341DâMP3â04/05
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