M4T28-BR12SH1TR datasheet(1/16 Pages) STMICROELECTRONICS

Part #	M4T28-BR12SH1TR

Description	TIMEKEEPER짰 SNAPHAT짰 (battery and crystal)

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

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1 / 16 page

November 2008

Rev 3

1/16

1

M4T28-BR12SH

M4T32-BR12SH

TIMEKEEPER® SNAPHAT® (battery and crystal)

Features

■ Provides battery backup power for non-volatile

TIMEKEEPER® and supervisor devices in the

28- or 44-pin SNAPHAT® SOIC package

■ Removable battery avoids heat associated with

surface mount process

■ Snaps directly onto surface-mounted

SNAPHAT SOIC

■ Choice of battery capacities:

– M4T28-BR12SH = 48 mAh

– M4T32-BR12SH = 120 mAh

■ Keyed insertion to ensure proper assembly

■ Removable for replacement and proper

disposal

■ Pb-free package

■ Available in Ecopack® packages, tubes or tape

& reel

SNAPHAT (SH)

battery/crystal

www.st.com

Similar Part No. - M4T28-BR12SH1TR

Manufacturer	Part #	Datasheet	Description
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STMicroelectronics	M4T28-BR12SH1TR	135Kb / 16P	TIMEKEEPER SNAPHAT (battery and crystal)

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