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ATMEGA649 Datasheet(PDF) 1 Page - ATMEL Corporation

Part No. ATMEGA649
Description  8-bit Microcontroller with In-System Programmable Flash
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Maker  ATMEL [ATMEL Corporation]
Homepage  http://www.atmel.com
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ATMEGA649 Datasheet(HTML) 1 Page - ATMEL Corporation

 
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2552H–AVR–11/06
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
Non-volatile Program and Data Memories
– In-System Self-Programmable Flash, Endurance: 10,000 Write/Erase Cycles
32K bytes (ATmega329/ATmega3290)
64K bytes (ATmega649/ATmega6490)
– 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 (ATmega329/ATmega3290)
2K bytes (ATmega649/ATmega6490)
– Internal SRAM
2K bytes (ATmega329/ATmega3290)
4K bytes (ATmega649/ATmega6490)
– 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 (ATmega329/ATmega649)
– 4 x 40 Segment LCD Driver (ATmega3290/ATmega6490)
– 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
– 53/68 Programmable I/O Lines
– 64-lead TQFP, 64-pad QFN/MLF, and 100-lead TQFP
Speed Grade:
– ATmega329V/ATmega3290V/ATmega649V/ATmega6490V:
0 - 4 MHz @ 1.8 - 5.5V, 0 - 8 MHz @ 2.7 - 5.5V
– ATmega329/3290/649/6490:
0 - 8 MHz @ 2.7 - 5.5V, 0 - 16 MHz @ 4.5 - 5.5V
Temperature range:
– -40°C to 85°C Industrial
8-bit
Microcontroller
with In-System
Programmable
Flash
ATmega329/V
ATmega3290/V
ATmega649/V
ATmega6490/V
Preliminary


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