ATMEGA2561-16AI Atmel, ATMEGA2561-16AI Datasheet - Page 34
![IC AVR MCU 256K 16MHZ 64TQFP](/photos/12/13/121332/313-64-tqfp_sml.jpg)
ATMEGA2561-16AI
Manufacturer Part Number
ATMEGA2561-16AI
Description
IC AVR MCU 256K 16MHZ 64TQFP
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA2561-16AI
Core Processor
AVR
Core Size
8-Bit
Speed
16MHz
Connectivity
EBI/EMI, I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
54
Program Memory Size
256KB (128K x 16)
Program Memory Type
FLASH
Eeprom Size
4K x 8
Ram Size
8K x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
64-TQFP, 64-VQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
11. Datasheet Revision History
11.1
11.2
2549MS–AVR–09/10
Rev. 2549M-09/10
Rev. 2549L-08/07
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.
8.
9.
10.
11.
12.
13.
14.
15.
1.
2.
3.
4.
5.
6.
7.
8.
9.
Updated typos in
285.
Note is added below
The values for “typical characteristics” in
Table 30-8 on page
Units for tRST and tBOD in
from “ns” to “µs”.
The figure text for
Text in first column in
“Fuse Low Byte” to “Extended Fuse Byte”.
The text in
The value of the inductor in
page 285
“Port A” has been changed into “Port K” in the first paragraph of
tures” on page
Minimum wait delay for tWD_EEPROM in
been changed from 9.0 ms to 3.6 ms
Dimension A3 is added in
Several cross-references are corrected.
“COM0A1:0” on page
Corrected some Figure and Table numbering.
Updated
Updated note in
Updated
Updated typos in
Updated
Updated
Added
Updated
Updated
Updated ordering code in
“System and Reset Characteristics” on page
Table 9-3 on page
Section 9.6 “Low Frequency Crystal Oscillator” on page
“Clock Characteristics” on page 371
“External Clock Drive” on page
“SPI Timing Characteristics” on page
“ADC Characteristics – Preliminary Data” on page
has been changed into 10 µH.
“Power Reduction Register” on page 54
275.
Table 9-11 on page
“DC Characteristics” on page 367
Table 30-2 on page 371
Figure 25-9 on page 285
377, has been rounded.
Table 1-1 on page
130
ATmega640/1280/1281/2560/2561
Table 29-3 on page 336
“ATmega640” on page
“64M2” on page
is corrected to “COM0B1:0”.
43,
Figure 25-9 on page 285
Table 30-3 on page 372
Table 9-5 on page
47.
3.
371.
has been changed.
28.
Table 29-16 on page 351
and in
Table 30-7 on page 376
374.
has been changed from
44,
20.
Figure 25-10 on page
has been changed.
Table 9-9 on page
372.
have been changed
and
Figure 25-10 on
376.
45.
“Fea-
and
has
47.
34