M41T62 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

MFG CO.

M41T62

Serial Access Real-Time Clock with Alarms

STMicroelectronics 

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M41T62/63/64/65

Description

Figure 13. Hardware hookup for SuperCap™ backup operation

VCC

(1)

M41T6x

VCC

(2)

IRQ/FT/OUT

XI

WDO(3)

XO

SQW(4)

SCL

VSS

SDA

F32K

MCU

VCC

Port

Reset Input

SQWIN

Serial Clock Line

Serial Data Line

32KHz CLKIN

AI10400b

1. Diode required on open drain pin (M41T65 only) for SuperCap (or battery) backup. Low threshold BAT42

diode recommended.

2. For M41T62 and M41T65 (open drain).

3. For M41T63 and M41T65 (open drain).

4. For M41T64 (open drain).

Doc ID 10397 Rev 14

11/41

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