ATMEGA2561-16MU Atmel, ATMEGA2561-16MU Datasheet - Page 23

• Manufacturer Part Number: ATMEGA2561-16MU
• Description: IC AVR MCU 256K 16MHZ 64-QFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA2561-16MU

• 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-MLF®, 64-QFN
• Processor Series: ATMEGA256x
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 8 KB
• Interface Type: 2-Wire, SPI, USART
• Maximum Clock Frequency: 16 MHz
• Number Of Programmable I/os: 54
• Number Of Timers: 6
• Operating Supply Voltage: 2.7 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: EWAVR, EWAVR-BL
• Development Tools By Supplier: ATAVRDRAGON, ATSTK500, ATSTK600, ATAVRISP2, ATAVRONEKIT, ATAVRRZ541, ATAVRRAVEN, ATAVRRZUSBSTICK, ATAVRRZ201
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 8 Channel
• Cpu Family: ATmega
• Device Core: AVR
• Device Core Size: 8b
• Frequency (max): 16MHz
• Total Internal Ram Size: 8KB
• # I/os (max): 54
• Number Of Timers - General Purpose: 6
• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 4.5V
• Instruction Set Architecture: RISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 64
• Package Type: QFN EP
• For Use With: ATSTK600-TQFP64 - STK600 SOCKET/ADAPTER 64-TQFP770-1007 - ISP 4PORT ATMEL AVR MCU SPI/JTAGATAVRISP2 - PROGRAMMER AVR IN SYSTEM
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

8.4
Notes:
2549MS–AVR–09/10
64A
64M2
100A
100C1
Speed (MHz)
ATmega2561
1. This device can also be supplied in wafer form. Please contact your local Atmel sales office for detailed ordering information
2. See
3. Pb-free packaging, complies to the European Directive for Restriction of Hazardous Substances (RoHS directive). Also
16
8
and minimum quantities.
Halide free and fully Green.
(2)
“Speed Grades” on page
64-lead, Thin (1.0 mm) Plastic Gull Wing Quad Flat Package (TQFP)
64-pad, 9 × 9 × 1.0 mm Body, Quad Flat No-lead/Micro Lead Frame Package (QFN/MLF)
100-lead, Thin (1.0 mm) Plastic Gull Wing Quad Flat Package (TQFP)
100-ball, Chip Ball Grid Array (CBGA)
Power Supply
1.8V - 5.5V
4.5V - 5.5V
369.
ATmega2561V-8MU
ATmega2561-16MU
ATmega2561V-8AU
ATmega2561-16AU
Ordering Code
Package Type
ATmega640/1280/1281/2560/2561
Package
64M2
64M2
64A
64A
(1)(3)
Operation Range
(-40°C to 85°C)
(-40°C to 85°C)
Industrial
Industrial
23