ATMEGA644V-10PU Atmel, ATMEGA644V-10PU Datasheet - Page 349

• Manufacturer Part Number: ATMEGA644V-10PU
• Description: IC AVR MCU FLASH 64K 40DIP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA644V-10PU

• 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: 40-DIP (0.600", 15.24mm)
• Processor Series: ATMEGA64x
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 4 KB
• Interface Type: 2-Wire, SPI, USART
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 32
• Number Of Timers: 8 bit
• Operating Supply Voltage: 1.8 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: Through Hole
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 8 Channel
• Package: 40PDIP
• Device Core: AVR
• Family Name: ATmega
• Maximum Speed: 10 MHz
• For Use With: ATSTK600-TQFP44 - STK600 SOCKET/ADAPTER 44-TQFPATSTK600 - DEV KIT FOR AVR/AVR32770-1007 - ISP 4PORT ATMEL AVR MCU SPI/JTAGATAVRISP2 - PROGRAMMER AVR IN SYSTEM
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

2593N–AVR–07/10
Figure 27-44. Calibrated 8 MHz RC Oscillator Frequency vs. Temperature
Figure 27-45. Calibrated 8 MHz RC Oscillator Frequency vs. Operating Voltage
8.5
8.4
8.3
8.2
8.1
7.9
7.8
7.7
7.6
7.5
8.3
8.2
8.1
7.9
7.8
7.7
CALIBRATED 8MHz RC OSCILLATOR FREQUENCY vs. OPERATING VOLTAGE
8
8
-60
1.5
CALIBRATED 8 MHz RC OSCILLATOR FREQUENCY vs. TEMPERATURE
-40
2
-20
2.5
0
3
Temperature (°C)
V
CC
3.5
20
(V)
40
4
4.5
60
80
5
ATmega644
100
5.5
5.5V
5.0V
4.5V
4.0V
3.3V
2.7V
-40°C
85°C
25°C
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