M41T56_11 STMICROELECTRONICS [STMicroelectronics], M41T56_11 Datasheet - Page 6

• Manufacturer Part Number: M41T56_11
• Description: Serial real-time clock (RTC) with 56 bytes NVRAM
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

Description
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Table 1.
Figure 2.
Figure 3.
OSCI
OCSO
FT/OUT
SDA
SCL
V
V
V
FT/OUT
OSCO
BAT
CC
SS
V BAT
OSCI
V CC
V SS
SDA
SCL
Signal names
8-pin SOIC connections
M41T56 block diagram
OSCILLATOR
INTERFACE
CIRCUITRY
32.768 kHz
VOLTAGE
SWITCH
SERIAL
SENSE
BUS
and
Oscillator input
Oscillator output
Frequency test / output driver (open drain)
Serial data address input / output
Serial clock
Battery supply voltage
Supply voltage
Ground
OSCO
V BAT
OSCI
V SS
Doc ID 6104 Rev 9
1
2
3
4
M41T56
REGISTER
CONTROL
ADDRESS
DIVIDER
8
7
6
5
LOGIC
V CC
FT/OUT
SCL
SDA
1 Hz
CENTURY/HOURS
SECONDS
CONTROL
MINUTES
MONTH
(56 x 8)
YEAR
DATE
RAM
DAY
M41T56
AI02306B
AI02566