Atmel ATmega48A Manual page 552

34.5 28P3
A
SEATING PLANE
L
e
Note: 1. Dimensions D and E1 do not include mold Flash or Protrusion.
Mold Flash or Protrusion shall not exceed 0.25 mm (0.010").
2325 Orchard Parkway
San Jose, CA 95131
R
8271D–AVR–05/11
ATmega48A/PA/88A/PA/168A/PA/328/P
D
B1
E
C
eB
TITLE
28P3, 28-lead (0.300"/7.62 mm Wide) Plastic Dual
Inline Package (PDIP)
PIN
1
E1
A1
B2
(4 PLACES)
B
0º ~ 15º REF
SYMBOL
COMMON DIMENSIONS
(Unit of Measure = mm)
MIN NOM MAX
A – – 4.5724
A1 0.508 –
D 34.544 – 34.798
E 7.620 – 8.255
E1 7.112 – 7.493
B 0.381 – 0.533
B1 1.143 – 1.397
B2 0.762 – 1.143
L 3.175 – 3.429
C 0.203 – 0.356
eB – – 10.160
e 2.540 TYP
DRAWING NO.
NOTE
–
Note 1
Note 1
09/28/01
REV.
28P3
B
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