ATMEGA649V-8AI Atmel, ATMEGA649V-8AI Datasheet - Page 355

• Manufacturer Part Number: ATMEGA649V-8AI
• Description: IC AVR MCU FLASH 64K 1.8V 64TQFP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA649V-8AI

• 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
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

29.0.10
2552K–AVR–04/11
BOD Thresholds and Analog Comparator Offset
Figure 29-39. BOD Thresholds vs. Temperature (BOD Level is 4.3V)
Figure 29-40. BOD Thresholds vs. Temperature (BOD Level is 2.7V)
4.6
4.5
4.4
4.3
4.2
4.1
2.9
2.8
2.7
2.6
2.5
2.4
4
3
-60
-60
-40
-40
-20
-20
0
0
Temperature (°C)
Temperature (°C)
20
20
Rising V
Falling V
Rising V
Falling V
ATmega329/3290/649/6490
CC
CC
CC
CC
40
40
60
60
80
80
100
100
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