23
82C55A
Dual-In-Line Plastic Packages (PDIP)
NOTES:
1. Controlling Dimensions: INCH. In case of conflict between English
and Metric dimensions, the inch dimensions control.
2. Dimensioning and tolerancing per ANSI Y14.5M-1982.
3. Symbols are defined in the “MO Series Symbol List” in Section 2.2
of Publication No. 95.
4. Dimensions A, A1 and L are measured with the package seated in
JEDEC seating plane gauge GS-3.
5. D, D1, and E1 dimensions do not include mold flash or protrusions.
Mold flash or protrusions shall not exceed 0.010 inch (0.25mm).
6. E and are measured with the leads constrained to be per-
pendicular to datum .
7. e
B
and e
C
are measured at the lead tips with the leads uncon-
strained. e
C
must be zero or greater.
8. B1 maximum dimensions do not include dambar protrusions.
Dambar protrusions shall not exceed 0.010 inch (0.25mm).
9. N is the maximum number of terminal positions.
10. Corner leads (1, N, N/2 and N/2 + 1) for E8.3, E16.3, E18.3, E28.3,
E42.6 will have a B1 dimension of 0.030 - 0.045 inch (0.76 - 1.14mm).
e
A
-C-
C
L
E
e
A
C
e
B
e
C
-B-
E1
INDEX
1 2 3 N/2
N
AREA
SEATING
BASE
PLANE
PLANE
-C-
D1
B1
B
e
D
D1
A
A2
L
A1
-A-
0.010 (0.25) C AM BS
E40.6 (JEDEC MS-011-AC ISSUE B)
40 LEAD DUAL-IN-LINE PLASTIC PACKAGE
SYMBOL
INCHES MILLIMETERS
NOTESMIN MAX MIN MAX
A - 0.250 - 6.35 4
A1 0.015 - 0.39 - 4
A2 0.125 0.195 3.18 4.95 -
B 0.014 0.022 0.356 0.558 -
B1 0.030 0.070 0.77 1.77 8
C 0.008 0.015 0.204 0.381 -
D 1.980 2.095 50.3 53.2 5
D1 0.005 - 0.13 - 5
E 0.600 0.625 15.24 15.87 6
E1 0.485 0.580 12.32 14.73 5
e 0.100 BSC 2.54 BSC -
e
A
0.600 BSC 15.24 BSC 6
e
B
- 0.700 - 17.78 7
L 0.115 0.200 2.93 5.08 4
N40 409
Rev. 0 12/93
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