ATMEGA644PV-20AU Atmel, ATMEGA644PV-20AU Datasheet - Page 388
![IC MCU AVR 64K FLASH 44-TQFP](/photos/6/70/67042/313-44-tqfp_sml.jpg)
ATMEGA644PV-20AU
Manufacturer Part Number
ATMEGA644PV-20AU
Description
IC MCU AVR 64K FLASH 44-TQFP
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA644PV-20AU
Core Processor
AVR
Core Size
8-Bit
Speed
20MHz
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
44-TQFP, 44-VQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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26.3
26.3.1
8011O–AVR–07/10
ATmega644P Typical Characteristic
Active Supply Current
Figure 26-95. Active Supply Current vs. Low Frequency (0.1 MHz - 1.0 MHz).
Figure 26-96. Active Supply Current vs. Frequency (1 MHz - 20 MHz).
1.6
1.4
1.2
0.8
0.6
0.4
0.2
25
20
15
10
1
0
5
0
0
0
0.1
2
0.2
4
1.8V
0.3
6
0.4
8
Frequency (MHz)
Frequency (MHz)
0.5
10
ATmega164P/324P/644P
2.7V
0.6
12
3.3V
0.7
14
0.8
16
4.0V
0.9
18
20
1
5.5V
5.0V
4.5V
5.5V
5.0V
4.5V
4.0V
3.3V
2.7V
1.8V
388
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