ATMEGA649V-8AUR Atmel, ATMEGA649V-8AUR Datasheet - Page 341
![IC AVR MCU FLASH 64K 1.8V 64TQFP](/photos/12/13/121332/313-64-tqfp_sml.jpg)
ATMEGA649V-8AUR
Manufacturer Part Number
ATMEGA649V-8AUR
Description
IC AVR MCU FLASH 64K 1.8V 64TQFP
Manufacturer
Atmel
Series
AVR® ATmegar
Datasheet
1.ATMEGA329-16AU.pdf
(392 pages)
Specifications of ATMEGA649V-8AUR
Core Processor
AVR
Core Size
8-Bit
Speed
8MHz
Connectivity
SPI, UART/USART, USI
Peripherals
Brown-out Detect/Reset, LCD, 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
*
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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Part Number
Manufacturer
Quantity
Price
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29.0.3.1
29.0.4
2552K–AVR–04/11
Power-down Supply Current
Example
Calculate the expected current consumption in idle mode with USART0, TIMER1, and SPI
enabled at V
USART0, 9% for the SPI, and 4.8% for the TIMER1 module. From
idle current consumption is ~0.16mA at V
tion in idle mode with USART0, TIMER1, and SPI enabled, gives:
Figure 29-11. Power-down Supply Current vs. V
Figure 29-12. Power-down Supply Current vs. V
I
CC
total
3.5
2.5
1.5
0.5
≈
20
18
16
14
12
10
4
3
2
1
0
8
6
4
2
0
0.16mA
1.5
1.5
CC
•
= 3.0V and F = 1MHz.
(
2
2
1
+
0.085
2.5
2.5
+
0.09
+
0.048
3
3
)
Table 29-2
V
≈
V
CC
CC
CC
3.5
3.5
0.20mA
(V)
(V)
ATmega329/3290/649/6490
= 3.0V and F = 1MHz. The total current consump-
CC
CC
(Watchdog Timer Disabled)
(Watchdog Timer Enabled)
4
4
shows that we need to add 8.5% for the
4.5
4.5
Figure
5
5
29-6, we find that the
5.5
5.5
-40 °C
-40 °C
85 °C
25 °C
85 °C
25 °C
341
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