M41T64LC6F(2019) View Datasheet(PDF) - STMicroelectronics

Part Name

Description

MFG CO.

M41T64LC6F
(Rev.:2019)

Low-power serial real-time clocks (RTCs) with alarm

STMicroelectronics 

M41T62, M41T64, M41T65

Description

Figure 2. M41T64 logic diagram

VCC

XI

XO

SCL

SDA

M41T64

SQW(1)

F32K(2)

VSS

1. Open drain.

2. Defaults to 32 kHz on power-up.

Figure 3. M41T65 logic diagram

VCC

XI

XO

SCL

SDA

M41T65

WDO(1)

IRQ/FT/OUT(1)

1. Open drain.

VSS

Figure 4. M41T62 connections

16 15 14 13

XI 1

12 NC

XO 2

VSS 3

SQW(1) 4

5

QFN

67

11 IRQ/OUT(2)

10 SCL

9 SDA

8

SDA 1

SQW(1) 2

VSS 3

NC 4

LCC

8 SCL

7 NC

6 IRQ/OUT(2)

5 VCC

1. SQW output defaults to 32 kHz upon power-up.

2. Open drain.

DS3840 - Rev 24

page 3/42

Share Link: