ÀÌÀü
ATMEGA8A-PU
´ÙÀ½
À§·Î
 
   ·Î±×ÀÎ
   
 
 
 ÇöÀçÀ§Ä¡ : HOME   > ¹ÝµµÃ¼
  > ¹ÝµµÃ¼
  > MCU£¯MPU£¯DSP
  > AVR
  > ATMEL £¯MCU
 ATMEGA8A-PU
 
 8-bit AVR with 8K Bytes In-System Programmable Flash
 
 
ÆǸŰ¡°Ý 5,500 ¿ø(VATÆ÷ÇÔ)
¸ðµ¨¸í ATMEGA8A-PU
Á¦Á¶¿ø ATMEL [ºê·£µå ¹Ù·Î°¡±â]
Àç°í ÆǸÅÁß
±¸¸Å¼ö·® EA  
 
Features

• 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 16 MIPS Throughput at 16 MHz
   – On-chip 2-cycle Multiplier
• High Endurance Non-volatile Memory segments
   – 8K Bytes of In-System Self-programmable Flash program memory
   – 512 Bytes EEPROM
   – 1K Byte Internal SRAM
   – Write/Erase Cycles: 10,000 Flash/100,000 EEPROM
   – Data retention: 20 years at 85¡ÆC/100 years at 25¡ÆC(1)
   – Optional Boot Code Section with Independent Lock Bits
• In-System Programming by On-chip Boot Program
• True Read-While-Write Operation
   – Programming Lock for Software Security
• Peripheral Features
   – Two 8-bit Timer/Counters with Separate Prescaler, one Compare Mode
   – One 16-bit Timer/Counter with Separate Prescaler, Compare Mode, and Capture Mode
   – Real Time Counter with Separate Oscillator
   – Three PWM Channels
   – 8-channel ADC in TQFP and QFN/MLF package
• Eight Channels 10-bit Accuracy
   – 6-channel ADC in PDIP package
• Six Channels 10-bit Accuracy
   – Byte-oriented Two-wire Serial Interface
   – Programmable Serial USART
   – Master/Slave SPI Serial Interface
   – Programmable Watchdog Timer with Separate On-chip Oscillator
   – On-chip Analog Comparator
• Special Microcontroller Features
   – Power-on Reset and Programmable Brown-out Detection
   – Internal Calibrated RC Oscillator
   – External and Internal Interrupt Sources
   – Five Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, and Standby
• I/O and Packages
   – 23 Programmable I/O Lines
   – 28-lead PDIP, 32-lead TQFP, and 32-pad QFN/MLF
• Operating Voltages
   – 2.7 - 5.5V for ATmega8A
• Speed Grades
   – 0 - 16 MHz for ATmega8A
• Power Consumption at 4 Mhz, 3V, 25¡ÆC
   – Active: 3.6 mA
   – Idle Mode: 1.0 mA
   – Power-down Mode: 0.5 ¥ìA


• <Àý´ë ÁÖÀÇ> ¸ðµç »óÇ°Àº Á¦Ç° ºÒ·®ÀÌ ÀÖÀ» ¼öµµ ÀÖ½À´Ï´Ù. µû¶ó¼­ ¾î¶°ÇÑ °æ¿ì¿¡µµ »óÇ°°¡°Ý ÀÌ»óÀÇ º¸»óÀº ¾ø½À´Ï´Ù.
• ¸ðµç »óÇ°¿¡ ³³¶« µî, »óÇ°¿¡ º¯ÇüÀ» ÁÙ ¼ö ÀÖ´Â ¸ðµç ÀÛ¾÷ ÈÄ¿¡´Â. ºÒ·®ÀÌ ¹ß»ýÇÏ¿©µµ º¸»óÀº ¾ø½À´Ï´Ù.
• »ó±â Á¦Ç°ÀÇ »óÇ° °ü·Ã µ¥ÀÌŸ´Â Âü°í »çÇ×À̹ǷΠÁ¦Ç°¿¡ ´ëÇÑ Å×½ºÆ® ¹× Á¤È®ÇÑ ÀÚ·á È®ÀÎ ÈÄ »ç¿ëÇϽñ⠹ٶø´Ï´Ù.
• °ü·Ã µ¥ÀÌŸ¿¡ ´ëÇÑ ³»¿ë¿¡ ´ëÇØ ¹ß»ýÇÏ´Â ¹®Á¦¿¡ ´ëÇؼ­´Â ¹ýÀûÀΠåÀÓÀ» ÁöÁö ¾Ê½À´Ï´Ù.




¿¡½ºÅ©·Î ¼­ºñ½º