ATMEGA644PV ATMEL [ATMEL Corporation], ATMEGA644PV Datasheet - Page 355

• Manufacturer Part Number: ATMEGA644PV
• Description: 8-bit Microcontroller with 16/32/64K Bytes In-System Programmable Flash
• Manufacturer: ATMEL [ATMEL Corporation]

8011D–AVR–02/07
Figure 27-36. Calibrated 8 MHz RC Oscillator Frequency vs. V
Figure 27-37. Calibrated 8 MHz RC Oscillator Frequency vs. Temperature.
8,15
8,05
7,95
7,85
7,75
8,2
8,1
7,9
7,8
7,7
7,6
7,5
8,2
8,1
7,9
7,8
7,7
CALIBRATED 8 MHz RC OSCILLATOR FREQUENCY vs. TEMPERATURE
8
8
1,5
-60
CALIBRATED 8 MHz RC OSCILLATOR FREQUENCY vs. V
-40
2
2,5
-20
3
0
Temperature
V
CC
3,5
20
(V)
ATmega164P/324P/644P
40
4
5.0 V
3.0 V
4,5
60
CC
.
80
5
CC
100
5,5
-40 ˚C
85 ˚C
25 ˚C
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