ATMEGA3250_14 Datasheet, PDF (349/362 Pages) ATMEL Corporation – High Endurance Non-volatile Memory Segments

33.3 100A
ATmega325/3250/645/6450
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 AED.
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 0.08 mm maximum.
A
COMMON DIMENSIONS
(Unit of Measure = mm)
SYMBOL
A
A1
A2
D
D1
E
E1
B
C
L
e
MIN
–
0.05
0.95
15.75
13.90
15.75
13.90
0.17
0.09
0.45
NOM
–
–
1.00
16.00
14.00
16.00
14.00
–
–
–
0.50 TYP
MAX
1.20
0.15
1.05
16.25
14.10
16.25
14.10
0.27
0.20
0.75
NOTE
Note 2
Note 2
2325 Orchard Parkway
R San Jose, CA 95131
TITLE
100A, 100-lead, 14 x 14 mm Body Size, 1.0 mm Body Thickness,
0.5 mm Lead Pitch, Thin Profile Plastic Quad Flat Package (TQFP)
2010-10-20
DRAWING NO. REV.
100A
D
2570N–AVR–05/11
349