ATMEGA649-16MUR Atmel, ATMEGA649-16MUR Datasheet - Page 27

• Manufacturer Part Number: ATMEGA649-16MUR
• Description: MCU AVR 64KB FLASH 16MHZ 64QFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA649-16MUR

• 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: 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): 2.7 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

11. Datasheet Revision History
11.1
11.2
11.3
11.4
2552KS–AVR–04/11
Rev. 2552K – 04/11
Rev. 2552J – 08/07
Rev. 2552I – 04/07
Rev. 2552H – 11/06
Please note that the referring page numbers in this section are referring to this document.The
referring revision in this section are referring to the document revision.
1.
2.
3.
4.
5.
6.
7.
1.
2.
3.
4.
5.
6.
1.
2.
1.
2.
Removed “Preliminary” from the front page.
Removed “Disclaimer Section” from the datasheet.
Updated
Updated
Updated
The “AI” and “MI” devices removed.
Updated
Updated the datasheet according to the Atmel new brand style guide, including
the last page.
Updated
Added
Updated
Updated
Updated
Moved Register Descriptions to the end of each chapter.
Updated date in backpage
Updated column in
Updated
Updated note in
“Data Retention” on page
Table 28-5 on page 330 “BODLEVEL Fuse Coding(1)”
Table 28-8 on page 334 “LCD Controller Characteristics”
“Ordering Information” on page 372
“Errata” on page
“Features” on page
“Serial Programming Algorithm” on page
“Speed Grades” on page
“System and Reset Characteristics” on page
Table 28-7 on page
Table 28-7 on page 333
Table 28-5 on page
379.
1.
333.
9.
328.
ATmega329/3290/649/6490
330.
and
to include “Tape & Reel” devices.
Table 28-2 on page
309.
330.
.
.
329.
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