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Monday, May 16, 2011

Microcontroller ATMega8

ATMega8 - 8 bit AVR Microcontroller with 8k Bytes In-System Programmable Flash
ATMega8 Features

 Advanced RISC Architecture
  - 130 Powerful Instructions - Most Single Clock Cycle Execution
  - 32 x 8 General Purpose Working Registers
  - Up to 6 MIPS Throughput at 16MHz
  - Fully Static Operation
  - On-chip 2-cycle Multiplier
 Nonvolatile Program and Data Memories
  - 8k Bytes of In-System Self-Programmable Flash
  - Optional Boot Code Section with Independent Lock Bits
  - 512K Bytes EEPROM
  - Programming Lock for Software Security
  - 1K Byte Internal SRAM
 Peripheral Features 
  - On-chip Analog Comparator
  - Programmable Watchdog Timer with Seperate On-chip Oscillator
  - Master/Slave SPI Serial Interface
  - Two 8-bit Timer/Counters with Separate Prescalar, Compare
  - One 16-bit TImer/Counter with Seperate Prescaler, Compare and Capture mode
  - Real TIme Counter with Seperate Oscillator
  - Three PWM Channels
  - 8-channel ADC in TQFP and MLF package
  - 6-channel ADC in PDIP package
  - Byte-oriented Two-wire Serial Interface
  - Programmable Serial USART
 Special Mircocontroller Features
  - Power-on Reset and Programmable Brown-out Detection
  - Internal Calibrated RC Oscillator
  - External and Internal Interrupt Sources
  - Five Sleep Modes: Idle, ADCNoise Reduction, Power-save, Power-down and Standby
 I/O and Packages
  - 23 Programmable I/O Lines
  - 28-lead PDIP, 32-lead TQFP, 32-pad MLF
 Operating Voltages
  - 4.5-5.5V for ATmega8
 Speed Grades
  - 0-16 MHz for ATmega8
 Power Consumption at 4 Mhz, 3V, 35 °C
  - Active: 3.6mA
  - Idle Mode: 10mA
  - Power-down Mode: 0.5 µA

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