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ATMEGA8A_09 PDF预览

ATMEGA8A_09

更新时间: 2024-09-21 06:38:35
品牌 Logo 应用领域
爱特美尔 - ATMEL 闪存
页数 文件大小 规格书
19页 461K
描述
8-bit with 8K Bytes In-System Programmable Flash

ATMEGA8A_09 数据手册

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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  
8-bit  
– 1K Byte Internal SRAM  
with 8K Bytes  
In-System  
Programmable  
Flash  
– Write/Erase Cycles: 10,000 Flash/100,000 EEPROM  
– Data retention: 20 years at 85°C/100 years at 25°C(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  
ATmega8A  
– 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  
Summary  
– 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°C  
– Active: 3.6 mA  
– Idle Mode: 1.0 mA  
– Power-down Mode: 0.5 µA  
8159CS–AVR–07/09  

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