M41ST85W datasheet(34/43 Pages) STMICROELECTRONICS

部件名	M41ST85W

功能描述	3.0/3.3 V I²C combination serial RTC, NVRAM supervisor and microprocessor supervisor

PDF	43 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

标志

34 / 43 page

Package mechanical data

M41ST85W

34/43

DocID7531 Rev 12

Package mechanical data

In order to meet environmental requirements, ST offers these devices in different grades of

ECOPACK packages, depending on their level of environmental compliance. ECOPACK

specifications, grade definitions and product status are available at: www.st.com.

ECOPACK is an ST trademark.

Figure 21. SOH28 – 28-lead plastic small outline, battery SNAPHAT®, package outline

Note:

Drawing is not to scale.

SOH-A

Table 14. SOH28 – 28-lead plastic small outline, battery SNAPHAT®, package mechanical data

Symbol

millimeters

inches

Typ

Min

Max

Typ

Min

Max

3.05

0.120

0.05

0.36

0.002

0.014

2.34

2.69

0.092

0.106

0.36

0.51

0.014

0.020

0.15

0.32

0.006

0.012

17.71

18.49

0.697

0.728

8.23

8.89

0.324

0.350

1.27

–

0.050

–

3.20

3.61

0.126

0.142

11.51

12.70

0.453

0.500

0.41

1.27

0.016

0.050

0°

8°

0°

8°

0.10

0.004

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