[发布时间:10-11-18 来源: 发布者:admin 点击次数:]

  High Performance, Low Power AVR 8-Bit Microcontroller
  Advanced RISC Architecture
  130 Powerful Instructions  Most Single Clock Cycle Execution
  32 x 8 General Purpose Working Registers
  Fully Static Operation
  Up to 20 MIPS Throughput at 20 MHz
  On-Chip 2-cycle Multiplier
  Non-volatile Program and Data Memories
  In-System Self-Programmable Flash, Endurance: 10,000 Write/Erase Cycles 32K bytes
  Optional Boot Code Section with Independent Lock Bits In-System Programming by On-chip Boot Program True Read-While-Write Operation
  EEPROM, Endurance: 100,000 Write/Erase Cycles 1K bytes
  Internal SRAM 2K bytes
  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 (ATmega329P)
  4 x 40 Segment LCD Driver (ATmega3290P)
  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
  54/69 Programmable I/O Lines
  64-lead TQFP, 64-pad QFN/MLF, and 100-lead TQFP
  Speed Grade:
  ATmega329PV/ATmega3290PV: 0 - 4 MHz @ 1.8 - 5.5V, 0 - 10 MHz @ 2.7 - 5.5V
  ATmega329P/3290P: 0 - 10 MHz @ 2.7 - 5.5V, 0 - 20 MHz @ 4.5 - 5.5V
  Temperature range:
  -40°C to 85°C Industrial
  Ultra-Low Power Consumption
  Active Mode: 420 μA at 1 MHz, 1.8V
  Power-down Mode: 40 nA at 1.8V
  Power-save Mode: 750 nA at 1.8V