+1 500 000 products in offer

6000 packages per day

+300 000 clients from 150 countries

We would like to inform that on 11.06.2026 at 06:00 PM - 06:30 PM (CEST) some problems with access to the website and online orders may occur. We apologize for any inconvenience.

We inform you that from January 26, 2026, there will be disruptions in the supply of goods due to a protest by carriers from the Western Balkans.

In order to ensure smooth delivery of goods, we ask you to choose air transportation.

Data processing in progress

Your credit limit has been exceeded. Your order will be accepted but not realized. The delivery schedule will not be set. Please contact a TME employee.

The task was successfully completed.

An unexpected error ocurred. Please try again.

Manufacturer	STMicroelectronics
Type of integrated circuit	RTC circuit
Kind of memory	SRAM
Memory	20B SRAM
Mounting	SMD
Case	SO8
DC supply current	0.4mA
Clock format	HH:MM:SS:hh (24h)
Date format	YY-MM-DD-dd
Operating voltage	2.7...5.5V
Time keeping current	100µA

M41T81SM6F

IC: RTC circuit; I2C,serial; SRAM; 20BSRAM; SO8; 2.7÷5.5V

Specification

WATCH VIDEO