Datasheet

STM32F405xx, STM32F407xx Package characteristics
Doc ID 022152 Rev 2 151/167
Figure 79. LQFP176 24 x 24 mm, 144-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
EHE
45
44
e
1
176
Pin 1
identification
b
133
132
1T_ME
ZD
ZE
Table 90. LQFP176, 24 x 24 mm, 144-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
ccc 0.080 0.0031
k0 °7 °0 °7 °
1. Values in inches are converted from mm and rounded to 4 decimal digits.