ATMEGA649A-MUR Atmel, ATMEGA649A-MUR Datasheet - Page 31

• Manufacturer Part Number: ATMEGA649A-MUR
• Description: IC MCU AVR 64K FLASH 64QFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA649A-MUR

• 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: 54
• 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): 1.8 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-TQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

9.3
8284AS–AVR–10/10
Note:
64MC
D
D2
A25
A18
Package Drawing Contact:
[e-mail]
1. The terminal #1 ID is a Laser-marked Feature.
B22
B16
A26
A17
L
B23
B15
Pin 1 ID
eT/2
BOTTOM VIEW
TOP VIEW
ATmega169A/169PA/329A/329PA/649A/649P/3290A/3290PA/6490A/6490P
E2
E
eT
R0.20
TITLE
64MC, 64QFN (2-Row Staggered),
7 x 7 x 1.00 mm Body, 4.0 x 4.0 mm Exposed Pad,
Quad Flat No Lead Package
0.40
B30
K
B8
A34
A9
B7
B1
A1
A8
(0.18) REF
L
b
(0.1) REF
eT
SYMBOL
A
A
A1
b
C
D
D2
E
E2
eT
eR
K
L
y
COMMON DIMENSIONS
0.80
0.00
0.18
6.90
3.95
6.90
3.95
0.20
0.35
0.00
MIN
(Unit of Measure = mm)
–
–
C
A1
GPC
SIDE VIEW
ZXC
0.20 REF
y
NOM
0.90
0.02
0.23
7.00
4.00
7.00
4.00
0.65
0.65
0.40
–
–
DRAWING NO.
0.075
MAX
1.00
0.05
0.28
7.10
4.05
7.10
4.05
0.45
64MC
–
–
–
NOTE
(REF)
10/3/07
REV.
A
31