ATMEGA644P(2007) View Datasheet(PDF) - Atmel Corporation
Part Name
Description
Manufacturer
ATMEGA644P
(Rev.:2007)
(Rev.:2007)
Atmel Corporation
ATMEGA644P Datasheet PDF : 23 Pages
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7. Packaging Information
7.1 44A
PIN 1
e
PIN 1 IDENTIFIER
B
E1 E
D1
D
C
0˚~7˚
A1 A2
L
Notes:
1. This package conforms to JEDEC reference MS-026, Variation ACB.
2. Dimensions D1 and E1 do not include mold protrusion. Allowable
protrusion is 0.25 mm per side. Dimensions D1 and E1 are maximum
plastic body size dimensions including mold mismatch.
3. Lead coplanarity is 0.10 mm maximum.
A
COMMON DIMENSIONS
(Unit of Measure = mm)
SYMBOL MIN
A
–
A1
0.05
A2
0.95
D
11.75
D1
9.90
E
11.75
E1
9.90
B
0.30
C
0.09
L
0.45
e
NOM MAX
–
1.20
–
0.15
1.00 1.05
12.00 12.25
10.00 10.10
12.00 12.25
10.00 10.10
–
0.45
–
0.20
–
0.75
0.80 TYP
NOTE
Note 2
Note 2
2325 Orchard Parkway
R San Jose, CA 95131
TITLE
44A, 44-lead, 10 x 10 mm Body Size, 1.0 mm Body Thickness,
0.8 mm Lead Pitch, Thin Profile Plastic Quad Flat Package (TQFP)
10/5/2001
DRAWING NO. REV.
44A
B
18 ATmega164P/324P/644P
8011DS–AVR–02/07
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