STM32F091VCY6TR 查看數據表（PDF） - STMicroelectronics

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STM32F091VCY6TR

ARM®-based 32-bit MCU, up to 256 KB Flash, CAN, 12 timers, ADC, DAC, and comm. interfaces, 2.0 - 3.6V

STMicroelectronics 

STM32F091xB STM32F091xC

Package information

Symbol

Table 70. UFBGA100 package mechanical data (continued)

millimeters

inches(1)

Min.

Typ.

Max.

Min.

Typ.

b

0.240

0.290

0.340

0.0094

0.0114

D

6.850

7.000

7.150

0.2697

0.2756

D1

-

5.500

-

-

0.2165

E

6.850

7.000

7.150

0.2697

0.2756

E1

-

5.500

-

-

0.2165

e

-

0.500

-

-

0.0197

Z

-

0.750

-

-

0.0295

ddd

-

-

0.080

-

-

eee

-

-

0.150

-

-

fff

-

-

0.050

-

-

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

Max.

0.0134

0.2815

-

0.2815

-

-

-

0.0031

0.0059

0.0020

Figure 34. Recommended footprint for UFBGA100 package

'SDG

'VP

$&B)3B9

Table 71. UFBGA100 recommended PCB design rules

Dimension

Recommended values

Pitch

0.5

Dpad

0.280 mm

Dsm

0.370 mm typ. (depends on the solder mask

registration tolerance)

Stencil opening

0.280 mm

Stencil thickness

Between 0.100 mm and 0.125 mm

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