Microchip Technology DM164134 데이터 시트

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페이지 402
PIC18FXX8
DS41159E-page 380
© 2006 Microchip Technology Inc.
28-Lead Plastic Small Outline (SO) – Wide, 300 mil Body (SOIC)
Note:
For the most current package drawings, please see the Microchip Packaging Specification located at 
http://www.microchip.com/packaging
Foot Angle Top
φ
0
4
8
0
4
8
15
12
0
15
12
0
β
Mold Draft Angle Bottom
15
12
0
15
12
0
α
Mold Draft Angle Top
0.51
0.42
0.36
.020
.017
.014
B
Lead Width
0.33
0.28
0.23
.013
.011
.009
c
Lead Thickness
1.27
0.84
0.41
.050
.033
.016
L
Foot Length
0.74
0.50
0.25
.029
.020
.010
h
Chamfer Distance
18.08
17.87
17.65
.712
.704
.695
D
Overall Length
7.59
7.49
7.32
.299
.295
.288
E1
Molded Package Width
10.67
10.34
10.01
.420
.407
.394
E
Overall Width
0.30
0.20
0.10
.012
.008
.004
A1
Standoff
§
2.39
2.31
2.24
.094
.091
.088
A2
Molded Package Thickness
2.64
2.50
2.36
.104
.099
.093
A
Overall Height
1.27
.050
p
Pitch
28
28
n
Number of Pins
MAX
NOM
MIN
MAX
NOM
MIN
Dimension Limits
MILLIMETERS
INCHES*
Units
2
1
D
p
n
B
E
E1
L
c
β
45
°
h
φ
A2
α
A
A1
*
 Controlling Parameter
Notes:
Dimensions D and E1 do not include mold flash or protrusions. Mold flash or protrusions shall not exceed .010” (0.254mm) per side. 
JEDEC Equivalent:  MS-013
Drawing No. C04-052
§ 
Significant Characteristic