AT28C256
29.5 28P6 – PDIP
D
PIN
1
E1
A
SEATING PLANE
A1
L
B
B1
e
E
COMMON DIMENSIONS
(Unit of Measure = mm)
0º ~ 15º REF
C
MIN
–
MAX
4.826
–
NOM
NOTE
SYMBOL
A
–
eB
A1
D
0.381
36.703
15.240
13.462
0.356
1.041
3.048
0.203
15.494
–
–
37.338 Note 2
15.875
E
–
E1
B
–
13.970 Note 2
0.559
–
B1
L
–
1.651
Notes:
1. This package conforms to JEDEC reference MS-011, Variation AB.
2. Dimensions D and E1 do not include mold Flash or Protrusion.
Mold Flash or Protrusion shall not exceed 0.25 mm (0.010").
–
3.556
C
–
–
0.381
eB
e
17.526
2.540 TYP
09/28/01
DRAWING NO. REV.
28P6
TITLE
2325 Orchard Parkway
San Jose, CA 95131
28P6, 28-lead (0.600"/15.24 mm Wide) Plastic Dual
Inline Package (PDIP)
B
R
21
0006M–PEEPR–12/09