m41t81 STMicroelectronics, m41t81 Datasheet - Page 6

• Manufacturer Part Number: m41t81
• Description: Serial Access Real-time Clock With Alarms
• Manufacturer: STMicroelectronics

Summary description
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Table 1.
Figure 2.
IRQ/OUT/FT/SQW
V
SDA
SCL
V
V
XO
NC
NF
XI
BAT
CC
SS
Signal names
8-pin SOIC (M) connections
Oscillator input
Oscillator output
Interrupt / output driver / frequency test / square wave (open drain)
Serial data input/output
Serial clock input
Battery supply voltage
Supply voltage
Ground
No connect
No function
V
V
XO
BAT
SS
XI
1
2
3
4
M41T81
5
8
7
6
IRQ/FT/OUT/SQW
SCL
SDA
V
CC
AI04769
M41T81