Information

DocID15274 Rev 7 85/104
STM32F105xx, STM32F107xx Package characteristics
103
Figure 41. LQFP100, 100-pin low-profile quad flat
package outline
(1)
Figure 42. Recommended footprint
(1)(2)
1. Drawing is not to scale.
2. Dimensions are in millimeters.
D
D1
D3
75
51
50
76
100 26
125
E3 E1 E
e
b
Pin 1
identification
SEATING PLANE
GAGE PLANE
C
A
A2
A1
Cccc
0.25 mm
0.10 inch
L
L1
k
C
1L_ME
75 51
5076
0.5
0.3
16.7 14.3
100 26
12.3
25
1.2
16.7
1
ai14906
Table 59. LQPF100 – 100-pin low-profile quad flat package mechanical data
Symbol
millimeters inches
(1)
Typ Min Max Typ Min Max
A - - 1.60 - - 0.063
A1 - 0.05 0.15 - 0.002 0.0059
A2 1.40 1.35 1.45 0.0551 0.0531 0.0571
b 0.22 0.17 0.27 0.0087 0.0067 0.0106
c - 0.09 0.20 - 0.0035 0.0079
D 16.00 15.80 16.20 0.6299 0.622 0.6378
D1 14.00 13.80 14.20 0.5512 0.5433 0.5591
D3 12.00 - - 0.4724 - -
E 16.00 15.80 16.20 0.6299 0.622 0.6378
E1 14.00 13.80 14.20 0.5512 0.5433 0.5591
E3 12.00 - - 0.4724 - -
e 0.50 - - 0.0197 - -
L 0.60 0.45 0.75 0.0236 0.0177 0.0295
L1 1.00 - - 0.0394 - -
k 3.5° 0° 7° 3.5° 0° 7°
ccc 0.08 0.0031
1. Values in inches are converted from mm and rounded to 4 decimal digits.