
19
2552KS–AVR–04/11
ATmega329/3290/649/6490
Notes:
1. This device can also be supplied in wafer form. Please contact your local Atmel sales office for detailed ordering information
and minimum quantities.
2. Pb-free packaging alternative, complies to the European Directive for Restriction of Hazardous Substances (RoHS direc-
tive). Also Halide free and fully Green.
3. For Speed vs. VCC see Figure 28-1 on page 328 and Figure 28-2 on page 328.
4. Tape & Reel
8.3
ATmega649
Speed (MHz)(3)
Power Supply
Ordering Code(2)
Package Type(1)
Operational Range
8
1.8 - 5.5V
ATmega649V-8AU
ATmega649V-8AUR(4)
ATmega649V-8MU
ATmega649V-8MUR(4)
64A
64M1
Industrial
(-4
0
°C to 85°C)
16
2.7 - 5.5V
ATmega649-16AU
ATmega649-16AUR(4)
ATmega649-16MU
ATmega649-16MUR(4)
64A
64M1
Industrial
(-4
0
°C to 85°C)
Package Type
64A
64-lead, 14 x 14 x 1.0 mm, Thin Profile Plastic Quad Flat Package (TQFP)
64M1
64-pad, 9 x 9 x 1.0 mm, Quad Flat No-Lead/Micro Lead Frame Package (QFN/MLF)
100A
100-lead, 14 x 14 x 1.0 mm, 0.5 mm Lead Pitch, Thin Profile Plastic Quad Flat Package (TQFP)