STM32L412R8T6PTR datasheet(178/192 Pages) STMICROELECTRONICS

部件名	STM32L412R8T6PTR

功能描述	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%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

标志

178 / 192 page

Package information

STM32L412xx

178/192

DS12469 Rev 4

Table 99. WLCSP - 36 balls, 2.58 x 3.07 mm, 0.4 mm pitch, wafer level chip scale

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

A(2)

2. The maximum total package height is calculated by the RSS method (Root Sum Square) using nominal

and tolerances values of A1 and A2.

0.59

0.023

0.18

0.007

0.38

0.015

A3(3)

3. Back side coating. Nominal dimension is rounded to the 3rd decimal place resulting from process

capability.

0.025

0.001

0.22

0.25

0.28

0.009

0.010

0.011

2.55

2.58

2.61

0.100

0.102

0.103

3.04

3.07

3.10

0.120

0.121

0.122

0.40

0.016

2.00

0.079

2.00

0.079

F(4)

4. Calculated dimensions are rounded to the 3rd decimal place

0.290

0.0114

G(4)

0.535

0.0211

aaa

0.10

0.004

bbb

0.10

0.004

ccc

0.10

0.004

ddd

0.05

0.002

eee

0.05

0.002

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