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PIC16F8X_13 Datasheet, PDF (113/128 Pages) Microchip Technology – 18-pin Flash/EEPROM 8-Bit Microcontrollers
PIC16F8X
Package Type: K04-051 18-Lead Plastic Small Outline (SO) – Wide, 300 mil
Note: For the most current package drawings, please see the Microchip Packaging Specification located
at http://www.microchip.com/packaging
E1
p
E
D
2
B
n
1
X
45 °
c
R1

L
R2
A

L1
A2

A1
Units
Dimension Limits
INCHES*
MIN
NOM
MAX
MILLIMETERS
MIN
NOM
MAX
Pitch
p
Number of Pins
n
Overall Pack. Height
A
0.093
0.050
18
0.099
0.104
2.36
1.27
18
2.50
2.64
Shoulder Height
A1
Standoff
A2
Molded Package Length D‡
Molded Package Width
E‡
0.048
0.004
0.450
0.292
0.058
0.008
0.456
0.296
0.068
0.011
0.462
0.299
1.22
0.10
11.43
7.42
1.47
0.19
11.58
7.51
1.73
0.28
11.73
7.59
Outside Dimension
E1
Chamfer Distance
X
Shoulder Radius
R1
0.394
0.010
0.005
0.407
0.020
0.005
0.419
0.029
0.010
10.01
0.25
0.13
10.33
0.50
0.13
10.64
0.74
0.25
Gull Wing Radius
R2
Foot Length
L
Foot Angle

0.005
0.011
0
0.005
0.016
4
0.010
0.021
8
0.13
0.28
0
0.13
0.41
4
0.25
0.53
8
Radius Centerline
L1
Lead Thickness
c
Lower Lead Width
B†
Mold Draft Angle Top

Mold Draft Angle Bottom 
0.010
0.009
0.014
0
0
0.015
0.011
0.017
12
12
0.020
0.012
0.019
15
15
0.25
0.23
0.36
0
0
0.38
0.27
0.42
12
12
0.51
0.30
0.48
15
15
* Controlling Parameter.
† Dimension “B” does not include dam-bar protrusions. Dam-bar protrusions shall not exceed 0.003”
(0.076 mm) per side or 0.006” (0.152 mm) more than dimension “B.”
‡ Dimensions “D” and “E” do not include mold flash or protrusions. Mold flash or protrusions shall not
exceed 0.010” (0.254 mm) per side or 0.020” (0.508 mm) more than dimensions “D” or “E.”
 1996-2013 Microchip Technology Inc.
DS30430D-page 113