M41T56 查看數據表（PDF） - STMicroelectronics
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M41T56 Datasheet PDF : 25 Pages
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Description
Table 1.
OSCI
OCSO
FT/OUT
SDA
SCL
VBAT
VCC
VSS
Figure 2.
Signal names
Oscillator input
Oscillator output
Frequency test / output driver (open drain)
Serial data address input / output
Serial clock
Battery supply voltage
Supply voltage
Ground
8-pin SOIC connections
OSCI
OSCO
VBAT
VSS
M41T56
1
8
2
7
3
6
4
5
AI02306B
VCC
FT/OUT
SCL
SDA
M41T56
Figure 3. Block diagram
OSCI
OSCO
FT/OUT
VCC
VSS
VBAT
OSCILLATOR
32.768 kHz
VOLTAGE
SENSE
and
SWITCH
CIRCUITRY
DIVIDER
CONTROL
LOGIC
1 Hz
SECONDS
MINUTES
CENTURY/HOURS
DAY
DATE
MONTH
YEAR
CONTROL
SCL
SDA
SERIAL
BUS
INTERFACE
ADDRESS
REGISTER
RAM
(56 x 8)
AI02566
6/25
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