ATMEGA644V-10MUR Atmel, ATMEGA644V-10MUR Datasheet - Page 346

• Manufacturer Part Number: ATMEGA644V-10MUR
• Description: MCU AVR 64K FLASH 10MHZ 44QFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA644V-10MUR

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 10MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 32
• 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: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

27.10 BOD Threshold and Analog Comparator Offset
346
ATmega644
Figure 27-38. Reset Pin Input Hysteresis vs. V
Figure 27-39. BOD Threshold vs. Temperature (BOD Level is 4.3V)
0.45
0.35
0.25
0.15
0.05
0.4
0.3
0.2
0.1
4.5
3.5
2.5
0
5
4
3
2
1.5
-50
-40
-30
2
-20
2.5
-10
0
3
10
Temperature (°C)
20
V
CC
3.5
CC
(V)
30
|
40
4
50
60
4.5
70
Raising V
Falling V
80
5
cc
cc
90
100
5.5
25°C
2593N–AVR–07/10