ATMEGA645V-8MI Atmel, ATMEGA645V-8MI Datasheet - Page 329
ATMEGA645V-8MI
Manufacturer Part Number
ATMEGA645V-8MI
Description
IC AVR MCU FLASH 64K 1.8V 64QFN
Manufacturer
Atmel
Series
AVR® ATmegar
Datasheet
1.ATMEGA325-16MU.pdf
(362 pages)
Specifications of ATMEGA645V-8MI
Core Processor
AVR
Core Size
8-Bit
Speed
8MHz
Connectivity
SPI, UART/USART, USI
Peripherals
Brown-out Detect/Reset, 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-MLF®, 64-QFN
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
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28.11 Internal Oscillator Speed
2570M–AVR–04/11
Figure 28-45. Watchdog Oscillator Frequency vs. V
Figure 28-46. Calibrated 8 MHz RC Oscillator Frequency vs. Temperature
1300
1250
1200
1150
1100
1050
1000
8.6
8.4
8.2
7.8
7.6
7.4
7.2
8
1.5
-60
-40
2
2.5
-20
3
0
Temperature (°C)
V
CC
3.5
20
(V)
ATmega325/3250/645/6450
40
CC
4
4.5
60
80
5
100
5.5
-40 °C
5.5 V
4.5 V
3.3 V
2.7 V
1.8 V
25 °C
85 °C
329
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