AT27C256R-70RA Просмотр технического описания (PDF) - Atmel Corporation
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AT27C256R-70RA Datasheet PDF : 15 Pages
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20.2 28P6 – PDIP
D
PIN
1
E1
A
SEATING PLANE
L
e
C
B1
E
eB
A1
B
0º ~ 15º REF
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").
COMMON DIMENSIONS
(Unit of Measure = mm)
SYMBOL MIN NOM MAX NOTE
A
–
–
4.826
A1 0.381
–
–
D
36.703
–
37.338 Note 2
E
15.240
–
15.875
E1 13.462
–
13.970 Note 2
B
0.356
–
0.559
B1 1.041
–
1.651
L
3.048
–
3.556
C
0.203
–
0.381
eB 15.494
–
17.526
e
2.540 TYP
TITLE
2325 Orchard Parkway 28P6, 28-lead (0.600"/15.24 mm Wide) Plastic Dual
R San Jose, CA 95131 Inline Package (PDIP)
09/28/01
DRAWING NO. REV.
28P6
B
12 AT27C256R
0014M–EPROM–12/07
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