AT27C2048-55JI_07 데이터 시트보기 (PDF) - Atmel Corporation
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AT27C2048-55JI_07 Datasheet PDF : 14 Pages
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20. Packaging Information
20.1 44J – PLCC
AT27C2048
1.14(0.045) X 45˚
PIN NO. 1
IDENTIFIER
1.14(0.045) X 45˚
0.318(0.0125)
0.191(0.0075)
B
e
D1
D
E1
E
B1
D2/E2
A2
A1
A
Notes:
0.51(0.020)MAX
45˚ MAX (3X)
COMMON DIMENSIONS
(Unit of Measure = mm)
1. This package conforms to JEDEC reference MS-018, Variation AC.
2. Dimensions D1 and E1 do not include mold protrusion.
Allowable protrusion is .010"(0.254 mm) per side. Dimension D1
and E1 include mold mismatch and are measured at the extreme
material condition at the upper or lower parting line.
3. Lead coplanarity is 0.004" (0.102 mm) maximum.
SYMBOL MIN NOM MAX NOTE
A
4.191
–
4.572
A1 2.286
–
3.048
A2
0.508
–
–
D
17.399
–
17.653
D1 16.510
–
16.662 Note 2
E
17.399
–
17.653
E1 16.510
–
16.662 Note 2
D2/E2 14.986
–
16.002
B
0.660
–
0.813
B1 0.330
–
0.533
e
1.270 TYP
TITLE
2325 Orchard Parkway 44J, 44-lead, Plastic J-leaded Chip Carrier (PLCC)
R San Jose, CA 95131
10/04/01
DRAWING NO. REV.
44J
B
11
0632F–EPROM–12/07
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