Atmel ATmega324PA Manuale Utente

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8152AS–AVR–11/08
ATmega324PA
8.3
44M1
TITLE
DRAWING NO.
GPC
REV.
    Packa
g
e Drawin
g
 Contact:
  p
a
ck
a
gedr
a
wing
s
@
a
tmel.com
44M1
ZW
S
H
44M1, 
44-pad, 7 x 7 x 1.0 mm Body,  Lead 
Pitch 0.50 mm, 5.20 mm Exposed Pad, Thermally 
Enhanced Plastic Very Thin Quad Flat No 
Lead Package (VQFN)
 
9/26/0
8
COMMON DIMEN
S
ION
S
(Unit of Me
asu
re = mm)
S
YMBOL
MIN
NOM
MAX
NOTE
 A 
0.
8
0 0.90 1.00
 A1 
– 
0.02 
0.05
  A
3
  
0.20 
REF
 
b
 0.1
8
0.2
3
0.
3
0
 D 
 
 D2 
5.00
5.20
5.40
6.90
7.00
7.10
6.90
7.00
7.10
  E
 E2 
5.00
5.20
5.40
 e 
 
0.50 B
S
C
 L 
0.59 
0.64 
0.69
K
0.20
0.26
0.41
Note:  JEDEC 
S
t
a
nd
a
rd MO-220, Fig. 1 (
S
AW 
S
ing
u
l
a
tion) VKKD-
3
TOP VIEW
S
IDE VIEW
BOTTOM VIEW
D
E
M
a
rked Pin# 1 ID
E2
D2
b
e
Pin #1 Corner
L
A1
A
3
A
S
EATING PLANE
Pin #1 
Tri
a
ngle
Pin #1 
Ch
a
mfer
(C 0.
3
0)
Option A
Option B
Pin #1 
Notch
(0.20 R)
Option C
K
K
1
2
3