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　　AT90USB647 特性
　　High Performance, Low Power AVR? 8-Bit Microcontroller
　　Advanced RISC Architecture
　　– 135 Powerful Instructions – Most Single Clock Cycle Execution
　　– 32 x 8 General Purpose Working Registers
　　– Fully Static Operation
　　– Up to 16 MIPS Throughput at 16 MHz
　　– On-Chip 2-cycle Multiplier
　　Non-volatile Program and Data Memories
　　– 32/64/128K Bytes of In-System Self-Programmable Flash
　　Endurance: 100,000 Write/Erase Cycles
　　– Optional Boot Code Section with Independent Lock Bits
　　USB Bootloader programmed by default in the Factory
　　In-System Programming by On-chip Boot Program hardware activated after
　　reset
　　True Read-While-Write Operation
　　All supplied parts are preprogramed with a default USB bootloader
　　– 1K/2K/4K (32K/64K/128K Flash version) Bytes EEPROM
　　Endurance: 100,000 Write/Erase Cycles
　　– 2.5K/4K/8K (32K/64K/128K Flash version) Bytes Internal SRAM
　　– Up to 64K Bytes Optional External Memory Space
　　– Programming Lock for Software Security
　　JTAG (IEEE std. 1149.1 compliant) Interface
　　– Boundary-scan Capabilities According to the JTAG Standard
　　– Extensive On-chip Debug Support
　　– Programming of Flash, EEPROM, Fuses, and Lock Bits through the JTAG Interface
　　USB 2.0 Full-speed/Low-speed Device and On-The-Go Module
　　– Complies fully with:
　　– Universal Serial Bus Specification REV 2.0
　　– On-The-Go Supplement to the USB 2.0 Specification Rev 1.0
　　– Supports data transfer rates up to 12 Mbit/s and 1.5 Mbit/s
　　USB Full-speed/Low Speed Device Module with Interrupt on Transfer Completion
　　– Endpoint 0 for Control Transfers : up to 64-bytes
　　– 6 Programmable Endpoints with IN or Out Directions and with Bulk, Interrupt or Isochronous Transfers
　　– Configurable Endpoints size up to 256 bytes in double bank mode
　　– Fully independant 832 bytes USB DPRAM for endpoint memory allocation
　　– Suspend/Resume Interrupts
　　– Power-on Reset and USB Bus Reset
　　– 48 MHz PLL for Full-speed Bus Operation
　　– USB Bus Disconnection on Microcontroller Request
　　USB OTG Reduced Host :
　　– Supports Host Negotiation Protocol (HNP) and Session Request Protocol (SRP) for OTG dual-role devices
　　– Provide Status and control signals for software implementation of HNP and SRP
　　– Provides programmable times required for HNP and SRP
　　Peripheral Features
　　– Two 8-bit Timer/Counters with Separate Prescaler and Compare Mode
　　– Two16-bit Timer/Counter with Separate Prescaler, Compare- and Capture Mode– Real Time Counter with Separate Oscillator
　　– Four 8-bit PWM Channels
　　– Six PWM Channels with Programmable Resolution from 2 to 16 Bits
　　– Output Compare Modulator
　　– 8-channels, 10-bit ADC
　　– Programmable Serial USART
　　– Master/Slave SPI Serial Interface
　　– Byte Oriented 2-wire Serial Interface
　　– Programmable Watchdog Timer with Separate On-chip Oscillator
　　– On-chip Analog Comparator
　　– Interrupt and Wake-up on Pin Change
　　Special Microcontroller Features
　　– Power-on Reset and Programmable Brown-out Detection
　　– Internal Calibrated Oscillator
　　– External and Internal Interrupt Sources
　　– Six Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, Standby, and Extended Standby
　　I/O and Packages
　　– 48 Programmable I/O Lines
　　– 64-lead TQFP and 64-lead QFN
　　Operating Voltages
　　– 2.7 - 5.5V
　　Operating temperature
　　– Industrial (-40°C to +85°C)
　　Maximum Frequency
　　– 8 MHz at 2.7V - Industrial range
　　– 16 MHz at 4.5V - Industrial range

　　有AT90USB647解密需求者请直接与我们联系：
　　ic芯片解密/破解咨询热线：086-0755-83003639
　　E-mail：market2@pcblab.net