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ManualsBrandsMAXIM INTEGRATED ManualsIntegrated Circuits (ICs)Timer IC t- real time clock Clock/calendar uMAX 10
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DS1390–DS1394
Low-Voltage SPI/3-Wire RTCs with
Trickle Charger
24
Maxim Integrated
X1
TOP VIEW
X2
V
BACKUP
GND
µSOP µSOP
µSOP µSOP
V
CC
DOUT
DIN
1
2
3
4
8
7
6
SQW/INT
5
10
9
SCLK
CS
DS1390/
DS1394
X1
X2
V
BACKUP
GND
V
CC
I/O
INT
1
2
3
4
8
7
6
SQW
5
10
9
SCLK
CE
DS1392
X1
X2
V
BACKUP
GND
V
CC
DOUT
DIN
1
2
3
4
8
7
6
RST
5
10
9
SCLK
CS
DS1391
X1
X2
V
BACKUP
GND
V
CC
I/O
RST
1
2
3
4
8
7
6
SQW/INT
5
10
9
SCLK
CE
DS1393
Pin Configurations