3 # number of pins on left/right sides (pin1 is upper pin on left side)
5 # number of pins on top/bottom sides
7 # pin pitch (1/1000 mil)
9 # y-coordinate for upper pin on left/right sides (1/1000 mil)
11 # x-coordinate for right pin on top/bottom sides (1/1000 mil)
13 # total horizontal package width (1/1000 mil)
16 # total vertical package width (1/1000 mil)
18 # how much pads extend beyond the package edge (1/1000 mil) (the 25 is 0.25 mm)
20 # how much pads extend inward from the package pad edge (1/1000 mil)
22 # pad length/width (1/1000 mil)
27 # min/max x coordinates for the pads on the left/right sides of the package (mil/100)
30 # min/max y coordinates for the pads on the top/bottom sides of the package (mil/100)
34 # silkscreen width (mils/100)
36 # how much the silk screen is moved away from the package (1/1000 mil)
38 # upper right corner for silk screen (mil/100)
41 # refdes text size (mil/100)
43 # x,y coordinates for refdes label (mil/100)
46 # square exposed paddle size (mil/100)
49 # pad clearance to polygons (1/100 mil)
52 # width of the pad solder mask relief (1/100 mil).
53 # grow by 1.5 mils on each side
56 # width of the paddle soldermask relief (1/100 mil)
57 # grow by 200 mils on each side
60 # element_flags, description, pcb-name, value, mark_x, mark_y,
61 # text_x, text_y, text_direction, text_scale, text_flags
62 Element[0x00000000 "Square Quad Flat Nolead (QFN) package" "" "QFN20_4" 0 0 -9858 -10908 0 100 0x00000000]
66 # Pad[X1, Y1, X2, Y3, width, clearance,
67 # soldermask, "pin name", "pin number", flags]
73 Pad[-8307 -3937 -5866 -3937 1102 2000 1402 "1" "1" 0x00000100]
77 Pad[-8307 -1968 -5866 -1968 1102 2000 1402 "2" "2" 0x00000100]
81 Pad[-8307 0 -5866 0 1102 2000 1402 "3" "3" 0x00000100]
85 Pad[-8307 1968 -5866 1968 1102 2000 1402 "4" "4" 0x00000100]
89 Pad[-8307 3937 -5866 3937 1102 2000 1402 "5" "5" 0x00000100]
97 Pad[-3937 8307 -3937 5866 1102 2000 1402 "6" "6" 0x00000900]
101 Pad[-1968 8307 -1968 5866 1102 2000 1402 "7" "7" 0x00000900]
105 Pad[0 8307 0 5866 1102 2000 1402 "8" "8" 0x00000900]
109 Pad[1968 8307 1968 5866 1102 2000 1402 "9" "9" 0x00000900]
113 Pad[3937 8307 3937 5866 1102 2000 1402 "10" "10" 0x00000900]
121 Pad[8307 3937 5866 3937 1102 2000 1402 "11" "11" 0x00000100]
125 Pad[8307 1968 5866 1968 1102 2000 1402 "12" "12" 0x00000100]
129 Pad[8307 0 5866 0 1102 2000 1402 "13" "13" 0x00000100]
133 Pad[8307 -1968 5866 -1968 1102 2000 1402 "14" "14" 0x00000100]
137 Pad[8307 -3937 5866 -3937 1102 2000 1402 "15" "15" 0x00000100]
145 Pad[3937 -8307 3937 -5866 1102 2000 1402 "16" "16" 0x00000900]
149 Pad[1968 -8307 1968 -5866 1102 2000 1402 "17" "17" 0x00000900]
153 Pad[0 -8307 0 -5866 1102 2000 1402 "18" "18" 0x00000900]
157 Pad[-1968 -8307 -1968 -5866 1102 2000 1402 "19" "19" 0x00000900]
161 Pad[-3937 -8307 -3937 -5866 1102 2000 1402 "20" "20" 0x00000900]
166 # Exposed paddle (if this is an exposed paddle part)
168 Pad[ 0 0 0 0 10236 1000 10736 "21" "21" 0x900]
170 # Silk screen around package
171 ElementLine[ 9858 9858 9858 -9858 1000]
172 ElementLine[ 9858 -9858 -9858 -9858 1000]
173 ElementLine[-9858 -9858 -9858 9858 1000]
174 ElementLine[-9858 9858 9858 9858 1000]
177 ElementLine[-9858 -9858 -11358 -11358 1000]