ATMEGA649V-8AU Atmel, ATMEGA649V-8AU Datasheet - Page 390

• Manufacturer Part Number: ATMEGA649V-8AU
• Description: IC AVR MCU FLASH 64K 64TQFP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA649V-8AU

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: SPI, UART/USART, USI
• Peripherals: Brown-out Detect/Reset, LCD, POR, PWM, WDT
• Number Of I /o: 53
• Program Memory Size: 64KB (32K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 2K x 8
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-TQFP, 64-VQFP
• Processor Series: ATMEGA64x
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 4 KB
• Interface Type: SPI, USART, USI
• Maximum Clock Frequency: 8 MHz
• Number Of Programmable I/os: 54
• Number Of Timers: 3
• Operating Supply Voltage: 1.8 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 8 Channel
• Package: 64TQFP
• Device Core: AVR
• Family Name: ATmega
• Maximum Speed: 8 MHz
• Cpu Family: ATmega
• Device Core Size: 8b
• Frequency (max): 8MHz
• Total Internal Ram Size: 4KB
• # I/os (max): 54
• Number Of Timers - General Purpose: 3
• Operating Supply Voltage (typ): 3.3/5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 2.7V
• Instruction Set Architecture: RISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 64
• Package Type: TQFP
• For Use With: ATSTK600-TQFP64 - STK600 SOCKET/ADAPTER 64-TQFP770-1007 - ISP 4PORT ATMEL AVR MCU SPI/JTAG770-1005 - ISP 4PORT FOR ATMEL AVR MCU JTAG770-1004 - ISP 4PORT FOR ATMEL AVR MCU SPIATAVRISP2 - PROGRAMMER AVR IN SYSTEMATJTAGICE2 - AVR ON-CHIP D-BUG SYSTEM
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

vi
ATmega329/3290/649/6490
27 Memory Programming ......................................................................... 293
28 Electrical Characteristics .................................................................... 326
29 Typical Characteristics ........................................................................ 335
30 Register Summary ............................................................................... 365
31 Instruction Set Summary .................................................................... 369
32 Ordering Information ........................................................................... 372
33 Packaging Information ........................................................................ 376
26.6
26.7
26.8
27.1
27.2
27.3
27.4
27.5
27.6
27.7
27.8
28.1
28.2
28.3
28.4
28.5
28.6
28.7
28.8
32.1
32.2
32.3
32.4
33.1
33.2
33.3
Addressing the Flash During Self-Programming ...........................................283
Self-Programming the Flash ..........................................................................283
Register Description ......................................................................................291
Program And Data Memory Lock Bits ...........................................................293
Fuse Bits ........................................................................................................294
Signature Bytes .............................................................................................296
Calibration Byte .............................................................................................296
Parallel Programming Parameters, Pin Mapping, and Commands ...............296
Parallel Programming ....................................................................................299
Serial Downloading ........................................................................................308
Programming via the JTAG Interface ............................................................313
Absolute Maximum Ratings* .........................................................................326
DC Characteristics .........................................................................................326
Speed Grades ...............................................................................................328
Clock Characteristics .....................................................................................329
System and Reset Characteristics ................................................................330
SPI Timing Characteristics ............................................................................331
ADC Characteristics ......................................................................................333
LCD Controller Characteristics ......................................................................334
ATmega329 ...................................................................................................372
ATmega3290 .................................................................................................373
ATmega649 ...................................................................................................374
ATmega6490 .................................................................................................375
64A ................................................................................................................376
64M1 ..............................................................................................................377
100A ..............................................................................................................378
2552K–AVR–04/11