ATMEGA644PA-AUR Atmel, ATMEGA644PA-AUR Datasheet - Page 428
ATMEGA644PA-AUR
Manufacturer Part Number
ATMEGA644PA-AUR
Description
IC MCU AVR 64K FLASH 44TQFP
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA644PA-AUR
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
Company:
Part Number:
ATMEGA644PA-AUR
Manufacturer:
ATMEL
Quantity:
1 400
Part Number:
ATMEGA644PA-AUR
Manufacturer:
MICROCHIP/微芯
Quantity:
20 000
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28.4.5
28.4.6
8272A–AVR–01/10
Power-save Supply Current
Standby Supply Current
Figure 28-160.ATmega324PA: Power-save Supply Current vs. V
Figure 28-161.ATmega324PA: Standby Supply Current vs. V
164A/164PA/324A/324PA/644A/644PA/1284/1284P
0.18
0.16
0.14
0.12
0.08
0.06
0.04
0.02
0.1
0
2.50
2.00
1.50
1.00
0.50
0.00
1.5
1.5
and 32 kHz Crystal Oscillator Running).
WATCHDOG TIMER DISABLED and 32 kHz CRYSTAL OSCILLATOR RUNNING
2
2
2.5
2.5
3
3
V
CC
3.5
V
(V)
CC
3.5
(V)
4
4
4.5
CC
4.5
(Watchdog Timer Disabled).
CC
(Watchdog Timer Disabled
5
5
5.5
6MHz_res
6MHz_xtal
4MHz_res
4MHz_xtal
2MHz_res
2MHz_xtal
450kHz_res
5.5
-40 °C
85 °C
25 °C
428
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