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ATMEGA2561 PDF预览

ATMEGA2561

更新时间: 2024-09-20 22:38:43
品牌 Logo 应用领域
爱特美尔 - ATMEL 闪存微控制器
页数 文件大小 规格书
407页 2985K
描述
8- BIT Microcontroller with 256K Bytes In-System Programmable Flash

ATMEGA2561 数据手册

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Features  
High Performance, Low Power AVR® 8-Bit Microcontroller  
Advanced RISC Architecture  
– 135 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  
Non-volatile Program and Data Memories  
– 64K/128K/256K Bytes of In-System Self-Programmable Flash  
Endurance: 10,000 Write/Erase Cycles  
8-bit  
– Optional Boot Code Section with Independent Lock Bits  
In-System Programming by On-chip Boot Program  
True Read-While-Write Operation  
Microcontroller  
with 256K Bytes  
In-System  
Programmable  
Flash  
– 4K Bytes EEPROM  
Endurance: 100,000 Write/Erase Cycles  
– 8K Bytes Internal SRAM  
– Up to 64K Bytes Optional External Memory Space  
– 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  
– Two 8-bit Timer/Counters with Separate Prescaler and Compare Mode  
– Four 16-bit Timer/Counter with Separate Prescaler, Compare- and Capture Mode  
– Real Time Counter with Separate Oscillator  
– Four 8-bit PWM Channels  
– Six/Twelve PWM Channels with Programmable Resolution from 2 to 16 Bits  
(ATmega1281/2561, ATmega640/1280/2560)  
– Output Compare Modulator  
– 8/16-channel, 10-bit ADC  
– Two/Four Programmable Serial USART (ATmega1281/2561,ATmega640/1280/2560)  
– Master/Slave SPI Serial Interface  
ATmega1281/25  
61/V  
ATmega640/128  
0/2560/V  
– Byte Oriented 2-wire Serial Interface  
– Programmable Watchdog Timer with Separate On-chip Oscillator  
– On-chip Analog Comparator  
– Interrupt and Wake-up on Pin Change  
Advance  
Information  
Special Microcontroller Features  
– Power-on Reset and Programmable Brown-out Detection  
– Internal Calibrated Oscillator  
– External and Internal Interrupt Sources  
– Six Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, Standby,  
and Extended Standby  
I/O and Packages  
– 51/86 Programmable I/O Lines (ATmega1281/2561, ATmega640/1280/2560)  
– 64-lead (ATmega1281/2561)  
– 100-lead (ATmega640/1280/2560)  
– 100-lead TQFP (64-lead TQFP Option)  
Temperature Range:  
– -40°C to 85°C Industrial  
Speed Grade:  
ATmega1281/2561V/ATmega640/1280/2560V:  
0 - 4 MHz @ 1.8 - 5.5V, 0 - 8 MHz @ 2.7 - 5.5V  
ATmega640/1280/1281/2560/2561:  
0 - 8 MHz @ 2.7 - 5.5V, 0 - 16 MHz @ 4.5 - 5.5V  
2549A–AVR–03/05  

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