STM32F303X6 datasheet(115/124 Pages) STMICROELECTRONICS

Part #	STM32F303X6

Description	Arm® Cortex®-M4 32b MCUFPU, up to 64KB Flash, 16KB SRAM, 2 ADCs, 3 DACs, 3 comp., op-amp 2.0 - 3.6 V

PDF	124 Pages

Scroll/Zoom	100%

Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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115 / 124 page

DS9866 Rev 8

115/124

STM32F303x6/x8

Package information

120

Device marking

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

location.

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

chain operations, are not indicated below.

Figure 46. WLCSP49 marking example (package top view)

1. Parts marked as ES or E or accompanied by an Engineering Sample notification letter are not yet qualified

and therefore not approved for use in production. ST is not responsible for any consequences resulting

from such use. In no event will ST be liable for the customer using any of these engineering samples in

production. ST's Quality department must be contacted prior to any decision to use these engineering

samples to run a qualification activity.

Table 75. WLCSP - 49 ball, 3.89x3.74 mm, 0.5 mm pitch, wafer level chip scale,

recommended PCB design rules

Dimension

Recommended values

Pitch

0.5 mm

Dpad

0.290 mm

Dsm

0.350 mm typ. (depends on the soldermask

registration tolerance)

Stencil opening

0.310 mm

Stencil thickness

0.100 mm

STM32F303X6 Datasheet(PDF) 115 Page - STMicroelectronics