ATMEGA2561-16MU Atmel, ATMEGA2561-16MU Datasheet - Page 28

• 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

9.4
2549MS–AVR–09/10
64M2
K
R
Note: 1. JEDEC Standard MO-220, (SAW Singulation) Fig. 1, VMMD.
2325 Orchard Parkway
San Jose, CA 95131
L
E2
2. Dimension and tolerance conform to ASMEY14.5M-1994.
Marked Pin# 1 ID
K
BOTTOM VIEW
b
TOP VIEW
D2
D
TITLE
64M2, 64-pad, 9 x 9 x 1.0 mm Body, Lead Pitch 0.50 mm,
7.65 mm Exposed Pad, Micro Lead Frame Package (MLF)
e
1
2
3
E
Pin #1 Corner
Option C
Option A
Option B
ATmega640/1280/1281/2560/2561
Pin #1
Chamfer
(C 0.30)
Pin #1
Notch
(0.20 R)
Pin #1
Triangle
SYMBOL
A
SIDE VIEW
A
A1
b
D
D2
E
E2
e
L
K
0.80
0.18
8.90
7.50
8.90
7.50
0.35
0.20
COMMON DIMENSIONS
MIN
(Unit of Measure = mm)
A1
–
C
0.08
SEATING PLANE
0.50 BSC
NOM
0.90
0.02
0.25
9.00
7.65
9.00
7.65
0.40
0.27
C
DRAWING NO.
MAX
1.00
0.05
0.30
9.10
7.80
9.10
7.80
0.45
0.40
64M2
NOTE
5/25/06
REV.
D
28