STM32L431 datasheet(193/200 Pages) STMICROELECTRONICS

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DocID028800 Rev 1

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STM32L431xx

Package information

197

Figure 67. UFQFPN32 - 32-pin, 5x5 mm, 0.5 mm pitch ultra thin fine pitch quad flat

package recommended footprint

1. Dimensions are expressed in millimeters.

Device marking

The following figure gives an example of topside marking orientation versus pin 1 identifier

location.

Table 101. UFQFPN32 - 32-pin, 5x5 mm, 0.5 mm pitch ultra thin fine pitch quad flat

package mechanical data

Symbol

millimeters

inches(1)

1. Values in inches are converted from mm and rounded to 4 decimal digits.

Min

Typ

Max

Min

Typ

Max

0.500

0.550

0.600

0.0197

0.0217

0.0236

0.050

0.0020

0.152

0.0060

0.180

0.230

0.280

0.0071

0.0091

0.0110

4.900

5.000

5.100

0.1929

0.1969

0.2008

3.400

3.500

3.600

0.1339

0.1378

0.1417

3.400

3.500

3.600

0.1339

0.1378

0.1417

4.900

5.000

5.100

0.1929

0.1969

0.2008

3.400

3.500

3.600

0.1339

0.1378

0.1417

3.400

3.500

3.600

0.1339

0.1378

0.1417

0.500

0.0197

0.300

0.400

0.500

0.0118

0.0157

0.0197

ddd

0.080

0.0031

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