STM32L412R8I6PTR datasheet(170/192 Pages) STMICROELECTRONICS

Part #	STM32L412R8I6PTR

Description	Ultra-low-power Arm® Cortex®-M4 32-bit MCUFPU, 100DMIPS, up to 128KB Flash, 40KB SRAM, analog, ext. SMPS

PDF	192 Pages

Scroll/Zoom	100%

Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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170 / 192 page

Package information

STM32L412xx

170/192

DS12469 Rev 8

Figure 43. UFBGA64 - Recommended footprint

Device marking

The following figure gives an example of topside marking orientation versus ball A1 identifier

location.

The printed markings may differ depending on the supply chain.

Other optional marking or inset/upset marks, which identify the parts throughout supply

chain operations, are not indicated below.

ddd

0.080

0.0031

eee

0.150

0.0059

fff

0.050

0.0020

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

Table 95. UFBGA64 - Mechanical data (continued)

Symbol

millimeters

inches(1)

Min

Typ

Max

Min

Typ

Max

Table 96. UFBGA64 - Recommended PCB design rules (0.5 mm pitch BGA)

Dimension

Recommended values

Pitch

0.5

Dpad

0.280 mm

Dsm

0.370 mm typ. (depends on the soldermask

registration tolerance)

Stencil opening

0.280 mm

Stencil thickness

Between 0.100 mm and 0.125 mm

Pad trace width

0.100 mm

BGA_WLCSP_FT_V1

Dsm

Dpad

STM32L412R8I6PTR Datasheet(PDF) 170 Page - STMicroelectronics

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