Datasheet

DocID022152 Rev 4 167/185
STM32F405xx, STM32F407xx Package characteristics
Figure 84. LQFP176 24 x 24 mm, 176-pin low-profile quad flat package outline
1. Drawing is not to scale.
ccc C
Seating plane
C
AA2
A1
c
0.25 mm
gauge plane
HD
D
A1
L
L1
k
89
88
E
HE
45
44
e
1
176
Pin 1
identification
b
133
132
1T_ME
ZD
ZE
Table 95. LQFP176, 24 x 24 mm, 176-pin low-profile quad flat package mechanical data
Symbol
millimeters inches
(1)
Min Typ Max Min Typ Max
A 1.600 0.0630
A1 0.050 0.150 0.0020
A2 1.350 1.450 0.0531 0.0060
b 0.170 0.270 0.0067 0.0106
C 0.090 0.200 0.0035 0.0079
D 23.900 24.100 0.9409 0.9488
E 23.900 24.100 0.9409 0.9488
e 0.500 0.0197
HD 25.900 26.100 1.0200 1.0276
HE 25.900 26.100 1.0200 1.0276
L 0.450 0.750 0.0177 0.0295
L1 1.000 0.0394
ZD 1.250 0.0492
ZE 1.250 0.0492