ATMEGA2561-16AI Atmel, ATMEGA2561-16AI Datasheet - Page 37
![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
11.11 Rev. 2549C-09/05
11.12 Rev. 2549B-05/05
11.13 Rev. 2549A-03/05
2549MS–AVR–09/10
8.
9.
10.
11.
12.
13.
14.
1.
2.
3.
4.
5.
6.
7.
8.
1.
2.
3.
4.
1.
Updated Text in
290.
Updated Note for
on page 289
Updated
Updated
Updated
Updated
Updated
Updated Speed Grade in section
Added
Updated
low and high period SPI clock must be larger than 2 CPU cycles.
Updated
Updated
Updated
Updated
64M2.
Updated
JTAG ID/Signature for ATmega640 updated: 0x9608.
Updated
Updated
Updated
Initial version.
“Resources” on page
Table 30-7 on page 376
“Filling the Temporary Buffer (Page Loading)” on page
“Typical Characteristics” on page
“Packaging Information” on page
“Errata” on page
“Bit Rate Generator Unit” on page
“Maximum speed vs. V
“Ordering Information” on page
“Packaging Information” on page
“Errata” on page
Table 12-7 on page
“Serial Programming Instruction set” on page
“Errata” on page
“SPI – Serial Peripheral Interface” on page
and
“ADCSRB – ADC Control and Status Register B” on page
Table 25-6 on page
Table 4 on page
ATmega640/1280/1281/2560/2561
29.
29.
29.
81.
11.
CC
and
“Features” on page
” on page
43,
295.
Table 30-8 on page
Table 12-15 on page
20.
25.
25. Package 64M1 replaced by
384.
247.
373.
1.
195. In Slave mode,
352.
377.
86,
Table 25-3
323.
37