[发布时间:10-11-18 来源: 发布者:admin 点击次数:]

  24小时业务服务热线:086-0755- 83690800
  24小时技术咨询热线:086-0755- 83676323
  EEPROM, Endurance: 100,000 Write/Erase Cycles 1K bytes (ATmega329/ATmega3290) 2K bytes (ATmega649/ATmega6490)
  Internal SRAM 2K bytes (ATmega329/ATmega3290) 4K bytes (ATmega649/ATmega6490)
  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
  Peripheral Features
  4 x 25 Segment LCD Driver (ATmega329/ATmega649)
  4 x 40 Segment LCD Driver (ATmega3290/ATmega6490)
  Two 8-bit Timer/Counters with Separate Prescaler and Compare Mode
  One 16-bit Timer/Counter with Separate Prescaler, Compare Mode, and Capture Mode
  Real Time Counter with Separate Oscillator
  Four PWM Channels
  8-channel, 10-bit ADC
  Programmable Serial USART
  Master/Slave SPI Serial Interface
  Universal Serial Interface with Start Condition Detector
  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
  Five Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, and Standby
  I/O and Packages
  53/68 Programmable I/O Lines
  64-lead TQFP, 64-pad QFN/MLF, and 100-lead TQFP
  Speed Grade:
  ATmega329V/ATmega3290V/ATmega649V/ATmega6490V: 0 - 4 MHz @ 1.8 - 5.5V, 0 - 8 MHz @ 2.7 - 5.5V
  ATmega329/3290/649/6490: 0 - 8 MHz @ 2.7 - 5.5V, 0 - 16 MHz @ 4.5 - 5.5V
  Temperature range:
  -40°C to 85°C Industrial