Datasheet

DocID012578 Rev 16 9/64
M41T82, M41T83 Description
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 V
SS
. Pins 2 and 3, and 16 and 17 are internally shorted together.
2. Open drain output.
3. Do not use (must be tied to V
CC
).
4. Defaults to 32 KHz on power-up.
2
3
45
6
8
7
1
FT/RST
(1)
SDA
V
BAT
SCL
V
SS
XO
XI
V
CC
M41T82
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1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
XO XI NC
V
SS
NC NC
RST
(1)
NC
SQW
(2)
NC
V
BAT
V
CC
IRQ2
(1)
SCL
SDA
IRQ1/FT/OUT
(1)
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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
V
SS
V
BAT
NF
(1)
NC
V
CC
M41T83
IRQ1/FT/OUT
(2)
NF
(1)
NF
(1)
NC
NC
AI11198