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M4T28-BR12SH6TR 数据表(PDF) 5 Page - STMicroelectronics

部件名 M4T28-BR12SH6TR
功能描述  TIMEKEEPER SNAPHAT (battery and crystal)
Download  16 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

M4T28-BR12SH6TR 数据表(HTML) 5 Page - STMicroelectronics

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M4T28-BR12SH, M4T32-BR12SH
Description
5/16
1
Description
The M4TXX-BR12SH SNAPHAT® top is a detachable lithium power source for ST’s non-
volatile TIMEKEEPER® surface-mount SOIC (MH) package (28- and 44-pin).
The SNAPHAT top contains both the battery and crystal and is designed to be “snapped on”
after the SOIC is surface mounted on the PC board. Thus the two piece solution prevents
the battery and crystal from being exposed to the high temperatures of the surface mount
process.
Figure 1.
Logic diagram
Table 1.
Signal names
X1
Crystal input
X2
Crystal output
VBAT–
Negative voltage
VBAT+
Positive voltage
AI02528
SNAPHAT
VBAT–
VBAT+
X1
X2


类似零件编号 - M4T28-BR12SH6TR

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