Datasheet

ManualsBrandsST ManualsEmbedded Processors & ControllersMicrocontroller 32bit 512KB LQFP
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DocID027107 Rev 6 183/202
STM32F446xC/E Package information
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Table 110. LQFP144, 20 x 20 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 - 0.0059
A2 1.350 1.400 1.450 0.0531 0.0551 0.0571
b 0.170 0.220 0.270 0.0067 0.0087 0.0106
c 0.090 - 0.200 0.0035 - 0.0079
D 21.800 22.000 22.200 0.8583 0.8661 0.874
D1 19.800 20.000 20.200 0.7795 0.7874 0.7953
D3 - 17.500 - - 0.689 -
E 21.800 22.000 22.200 0.8583 0.8661 0.8740
E1 19.800 20.000 20.200 0.7795 0.7874 0.7953
E3 - 17.500 - - 0.6890 -
e - 0.500 - - 0.0197 -
L 0.450 0.600 0.750 0.0177 0.0236 0.0295
L1 - 1.000 - - 0.0394 -
k 0°3.5°7° 0°3.5°7°
ccc - - 0.080 - - 0.0031
1. Values in inches are converted from mm and rounded to 4 decimal digits.
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