19

8152GS–AVR–11/09

ATmega164PA/324PA/644PA/1284P

8.3

ATmega644PA

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, complies to the European Directive for Restriction of Hazardous Substances (RoHS directive). Also

Halide free and fully Green.

3. For Speed vs. V

Power Supply

Operational Range

20

1.8 - 5.5V

ATmega644PA-AU

ATmega644PA-PU

ATmega644PA-MU

44A

40P6

44M1

Industrial

Package Type

44A

44-lead, Thin (1.0 mm) Plastic Gull Wing Quad Flat Package (TQFP)

40P6

40-pin, 0.600” Wide, Plastic Dual Inline Package (PDIP)

44M1

44-pad, 7 x 7 x 1.0 mm body, lead pitch 0.50 mm, Thermally Enhanced Plastic Very Thin Quad Flat No-Lead (VQFN)