Datasheet

ATmega164A/PA/324A/PA/644A/PA/1284/P
 2018 Microchip Technology Inc. Data Sheet Complete DS40002070A-page 648
34.6 ATmega644PA
Notes: 1. This device can also be supplied in wafer form. Contact your local 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
CC
see ”Speed grades” on page 332.
4. Taper & Reel.
Speed [MHz]
(3)
Power supply Ordering code
(2)
Package
(1)
Operational range
20 1.8 - 5.5V
ATmega644PA-AU
ATmega644PA-AUR
(4)
ATmega644PA-PU
ATmega644PA-MU
ATmega644PA-MUR
(4)
44A
44A
40P6
44M1
44M1
Industrial
(-40
o
C to 85
o
C)
20 1.8 - 5.5V
ATmega644PA-AN
ATmega644PA-ANR
(4)
ATmega644PA-PN
ATmega644PA-MN
ATmega644PA-MNR
(4)
44A
44A
40P6
44M1
44M1
Industrial
(-40
o
C to 105
o
C)
Package Type
44A 44-lead, Thin (1.0mm) Plastic Gull Wing Quad Flat Package (TQFP)
40P6 40-pin, 0.600” Wide, Plastic Dual Inline Package (PDIP)
44M1 44-pad, 7 × 7 × 1.0mm body, lead pitch 0.50mm, Thermally Enhanced Plastic Very Thin Quad Flat No-Lead (VQFN)