ATMEGA649A-AU Atmel, ATMEGA649A-AU Datasheet - Page 354

IC MCU AVR 64K FLASH 64TQFP

ATMEGA649A-AU

Manufacturer Part Number
ATMEGA649A-AU
Description
IC MCU AVR 64K FLASH 64TQFP
Manufacturer
Atmel
Series
AVR® ATmegar
Datasheets

Specifications of ATMEGA649A-AU

Core Processor
AVR
Core Size
8-Bit
Speed
16MHz
Connectivity
SPI, UART/USART, USI
Peripherals
Brown-out Detect/Reset, LCD, POR, PWM, WDT
Number Of I /o
54
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-TQFP
Processor Series
ATmega
Core
AVR
Data Bus Width
8 bit
Data Ram Size
4 KB
Interface Type
SPI, USART
Maximum Clock Frequency
16 MHz
Number Of Programmable I/os
54
Number Of Timers
3
Operating Supply Voltage
3.3 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 40 C
Operating Temperature Range
- 40 C to + 85 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
ATMEGA649A-AU
Manufacturer:
Atmel
Quantity:
10 000
Part Number:
ATMEGA649A-AUR
Manufacturer:
Atmel
Quantity:
10 000
28.5
28.6
28.6.1
8284A–AVR–10/10
System and Reset Characteristics
Power-on Reset
ATmega169A/169PA/329A/329PA/3290A/3290PA/649A/649P/6490A/6490PA
revision C and later
The following characteristics apply only to ATmega169A/169PA
Table 28-14. Reset, Brown-out, and Internal Voltage Characteristics
Note:
Table 28-15. Reset, Brown-out and Internal Voltage Reference Characteristics,
Notes:
Symbol
Symbol
ATmega169A/169PA/329A/329PA/649A/649P/3290A/3290PA/6490A/6490P
V
V
V
V
SR
t
t
V
V
t
I
RST
HYST
BOD
POT
RST
BG
BG
PSR
BG
POT
ON
1. The Power-on Reset will not work unless the supply voltage has been below V
1. The Power-on Reset will not work unless the supply voltage has been below V
Parameter
Power-on Reset Threshold
Voltage (rising)
Power-on Reset Threshold
Voltage (falling)
Power-on Reset Slope Rate
Minimum pulse width on RESET
Pin
Brown-out Detector Hysteresis
Min Pulse Width on Brown-out
Reset
Bandgap reference voltage
Bandgap reference start-up time
Bandgap reference current
consumption
RESET Pin Threshold Voltage
Parameter
Power-on Reset Threshold Voltage (rising)
Power-on Reset Threshold Voltage (falling)
Power-on Slope Rate
T
A
= -40°C to 85°C
(1)
V
V
V
Condition
T
T
T
T
T
V
V
A
A
CC
CC
CC
to 85°C
to 85°C
A
A
A
CC
CC
= -40°C
= -40°C
= 25°C
= 25°C
= 25°C
= 2.7V,
= 2.7V,
= 2.7V,
= 3V
= 3V
(1)
0.2 V
Min
1.1
0.6
0.1
1.0
CC
Min.
0.01
1.1
0.6
Typ
1.4
1.3
1.1
50
40
15
2
Typ
1.4
1.3
0.9 V
Max
1.6
1.6
2.5
1.2
4.5
70
Max
1.6
1.6
10
POT
POT
CC
(falling)
(falling)
Units
V/ms
Units
V/ms
mV
V
µA
µs
µs
µs
V
V
V
354

Related parts for ATMEGA649A-AU