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M41T82 Datasheet(PDF) 9 Page - STMicroelectronics

Part # M41T82
Description  Serial I2C bus RTC with battery switchover
PDF  61 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

M41T82 Datasheet(HTML) 9 Page - STMicroelectronics

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M41T82-M41T83
Description
Doc ID 12578 Rev 12
9/61
Figure 3.
SO8 (M) connections (M41T82)
1.
Open drain output
Figure 4.
QFN16 (QA) connections (M41T83)
1.
Open drain output.
2.
Defaults to 32 KHz on power-up.
Figure 5.
SOX18 (MY) connections (M41T83)
1.
NF pins must be tied to VSS. Pins 2 and 3, and 16 and 17 are internally shorted together.
2.
Open drain output.
3.
Do not use (must be tied to VCC).
4.
Defaults to 32 KHz on power-up.
2
3
45
6
8
7
1
FT/RST
(1)
SDA
VBAT
SCL
VSS
XO
XI
VCC
M41T82
AI11199
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
RST
(1)
NC
SQW
(2)
NC
IRQ2
(1)
SCL
SDA
IRQ1/FT/OUT
(1)
AI11197
M41T83
8
2
3
4
5
6
7
9
12
11
10
18
17
16
15
14
13
1
NF
(1)
DU
(3)
SQW
(4)
NC
RST
(2)
IRQ2
(2)
SCL
SDA
VSS
VBAT
NF
(1)
NC
VCC
M41T83
IRQ1/FT/OUT
(2)
NF
(1)
NF
(1)
NC
NC
AI11198



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