AT89C51SND1C (1) datasheet pdf

4109LS–8051–02/08

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 •Programmable Audio Output for Interfacing with Common Audio DAC – PCM Format Compatible – I 2 S Format Compatible •8-bit MCU C51 Core Based (F MAX = 20 MHz) •2304 Bytes of Internal RAM •64K Bytes of Code Memory – AT89C51SND1C: Flash (100K Erase/Write Cycles) – AT83SND1C: ROM •4K Bytes of Boot Flash Memory (AT89C51SND1C) – ISP: Download from USB (standard) or UART (option) •External Code Memory – AT80C51SND1C: ROMless •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 •Packages – TQFP80, BGA81, PLCC84 (Development Board) – Dice Single-Chip Flash Microcontroller with MP3 Decoder and Human Interface AT83SND1C AT89C51SND1C AT80C51SND1C

Features

• •MPEG I/II-Layer 3 Hardwired Decoder
• •Programmable Audio Output for Interfacing with Common Audio DAC
• •8-bit MCU C51 Core Based (F
• •2304 Bytes of Internal RAM
• •64K Bytes of Code Memory
• •4K Bytes of Boot Flash Memory (AT89C51SND1C)
• •External Code Memory
• •USB Rev 1.1 Controller
• •Built-in PLL
• •MultiMedia Card
• •Atmel DataFlash
• •IDE/ATAPI Interface
• •2 Channels 10-bit ADC, 8 kHz (8-true bit)
• •Up to 44 Bits of General-purpose I/Os
• •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
• •Operating Conditions:
• •Packages