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AT83C51SND1C_03 Datasheet, PDF (1/210 Pages) ATMEL Corporation – Single-Chip Flash Microcontroller with MP3 Decoder and Human 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
⢠Programmable Audio Output for Interfacing with Common Audio DAC
â PCM Format Compatible
â I2S Format Compatible
⢠8-bit MCU C51 Core Based (FMAX = 20 MHz)
⢠2304 Bytes of Internal RAM
⢠64K Bytes of Code Memory
â AT89C51SND1C: Flash (100K Erase/Write Cycles)
â AT83C51SND1C: ROM
⢠4K Bytes of Boot Flash Memory (AT89C51SND1C)
â ISP: Download from USB or UART
⢠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
⢠2 Channels 10-bit ADC, 8 kHz (8-true bit)
â Battery Voltage Monitoring
â Voice Recording Controlled by Software
⢠Up to 44 Bits of General-purpose I/Os
â 4-bit Interrupt Keyboard Port for a 4 x n Matrix
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
⢠Packages
â TQFP80, BGA81, PLCC84 (Development Board)
â Dice
Single-Chip
Flash
Microcontroller
with MP3
Decoder and
Human Interface
AT83C51SND1C
AT89C51SND1C
Preliminary
Description
The AT8xC51SND1C are fully integrated stand-alone hardwired MPEG I/II-Layer 3
decoder with a C51 microcontroller core handling data flow and MP3-player control.
The AT89C51SND1C includes 64K Bytes of Flash memory and allows In-System Pro-
gramming through an embedded 4K Bytes of Boot Flash memory.
Rev. 4109Eâ8051â06/03
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