EN
  • EN
  • DE
loading
Mfr. Part No. Qty. Price

No items in the cart

View Cart
Same model may have multiple batches, images only for reference.
M41T81SMY6E
Same model may have multiple batches, images only for reference.

M41T81SMY6E

Part No M41T81SMY6E
Manufacturer STMicroelectronics
Catalog Clock/Timing - Real Time Clocks
Description Real Time Clock (RTC) IC Clock/Calendar I2C, 2-Wire Serial 18-SOX, 18-SOIC with Crystal (7.5mm Width)
Sample
Rohs State rohs
ECAD Module
Need Help

Products specifications Report Issue?

Manufacturer STMicroelectronics
Packaging Tube
Part Status Obsolete
Type Clock/Calendar
Features Alarm, Leap Year, Square Wave Output, Watchdog Timer
Date Format YY-MM-DD-dd
Interface I2C, 2-Wire Serial
Voltage - Supply 2.7V ~ 5.5V
Voltage - Supply, Battery 2V ~ 3.5V
Current - Timekeeping (Max) 100µA @ 2.7V ~ 5.5V
Temperature Range - Operating -40°C ~ 85°C
Mounting Type Surface Mount
Package / Case 18-SOX, 18-SOIC with Crystal (7.5mm Width)
Supplier Device Package 18-SOX
Base Product Number M41T81
RoHS Status ROHS3 Compliant
MSL Level 3 (168 Hours)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0060
Win Source Part Number 1481184-M41T81SMY6E
Ultra Librarian 3D Model Ultra Librarian M41T81SMY6E CAD Model

You May Also Be Interested in

PCF85063BTL/1,118 NXP
PCF85063BTL/1,118
NXP / Nexperia
IC RTC CLK/CALENDAR SPI 10DFN / Real Time Clock (RTC) IC Clock/Calendar SPI 10-XFDFN Exposed Pad
Lowest to $1.3524
Picture of RV-8803-C7-32.768KHZ-3PPM-TA-QC
RV-8803-C7-32.768KHZ-3PPM-TA-QC
Micro Crystal AG
IC RTC CLK/CALENDAR I2C 8SON / Real Time Clock (RTC) IC Clock/Calendar 1B I²C, 2-Wire Serial 8-WCDFN
Lowest to $3.0098
PCF8563T/5,518 NXP
PCF8563T/5,518
NXP / Nexperia
Real Time Clock Binary I2C 1-5V RTC IC
Lowest to $0.4245
DS12885+ Maxim Integrated
DS12885+
Maxim Integrated
IC RTC CLK/CALENDAR PAR 24DIP
Lowest to $14.5523
Picture of PCA21125T/Q900/1,1
PCA21125T/Q900/1,1
NXP / Nexperia
Real Time Clock IC CLOCK/CALENDAR RTC IC
Lowest to $1.3216
MCP79512T-I/MN Microchip Technology
MCP79512T-I/MN
Microchip Technology
IC RTC CLK/CALENDAR SPI 10TDFN / Real Time Clock (RTC) IC Clock/Calendar 64B SPI 10-WFDFN Exposed Pad
Lowest to $2.0416
Picture of RV-8803-C7-32.768KHZ-3PPM-TA-QA
RV-8803-C7-32.768KHZ-3PPM-TA-QA
Micro Crystal AG
IC RTC CLK/CALENDAR I2C 8SON / Real Time Clock (RTC) IC Clock/Calendar 1B I²C, 2-Wire Serial 8-WCDFN
Lowest to $2.7597
Picture of MAX31342EWA+T
MAX31342EWA+T
Maxim Integrated
IC RTC CLK/CALENDAR I2C 8WLP
Lowest to $10.1866
RV-8263-C7-32.768KHZ-20PPM-TA-QC Micro Crystal AG
RV-8263-C7-32.768KHZ-20PPM-TA-QC
Micro Crystal AG
IC RTC CLK/CALENDAR I2C 8SON / Real Time Clock (RTC) IC Clock/Calendar 1B I²C, 2-Wire Serial 8-WCDFN
Lowest to $1.3504

Top Sellers

EC2-5NU real image3736
EC2-5NU
Kemet
RELAY GEN PURPOSE DPDT 2A 5V
Lowest to $0.9677
TPSM63606RDLR Real Image
TPSM63606RDLR
Texas Instruments
DC DC CONVERTER 1-16V / Non-Isolated PoL Module DC DC Converter 1 Output 1 ~ 16V 6A 3V - 36V Input
Lowest to $13.0101
BM04B-GHS-TBT(LF)(SN)(N) label picture
BM04B-GHS-TBT(LF)(SN)(N)
JST Sales America Inc.
CONN HEADER GH TOP 4POS 1.25MM
Lowest to $0.2376
RTL8211FI-CG real image16071
RTL8211FI-CG
Realtek
INTEGRATED 10/100/1000M ETHERNET TRANSCEIVER
Lowest to $2.4354
AR8033-AL1A real image2016
AR8033-AL1A
Atheros
Ethernet TXRX Single Chip 1-Port 3.3V 10Mbps/100Mbps/1000Mbps 48-Pin QFN EP Tray
Lowest to $2.6071
PI3740-00-LGIZ real image
PI3740-00-LGIZ
Vicor Corporation
DC DC CONVERTER 10-50V / 8V – 60VIN , 10V – 50VOUT , 50 – 140W Cool-Power ZVS Buck-Boost Regulator
Lowest to $32.0752
FT234XD-R real image
FT234XD-R
FTDI, Future Technology Devices International Ltd
USB-to-UART 1-CH 512byte FIFO 5V 12-Pin DFN EP T/R / IC USB SERIAL BASIC UART 12DFN
Lowest to $4.2767
DRV8432DKD Real Image1
DRV8432DKD
Texas Instruments
IC BRIDGE DRIVER PAR 36HSSOP
Lowest to $19.3374
PE4312C-Z label picture
PE4312C-Z
Peregrine Semiconductor
RF ATTENUATOR 31.5DB 50OHM 20QFN
Lowest to $1.3914
LM5069MM-2/NOPB real image1604
LM5069MM-2/NOPB
Texas Instruments
IC CTRLR HOT SWAP 48V 10-MSOP
Lowest to $2.3760
ICM-42605 real image24295
ICM-42605
TDK InvenSense
IMU ACCEL/GYRO/TEMP I2C/SPI LGA
Lowest to $9.9790
EPM3128ATC100-10N real image
EPM3128ATC100-10N
Altera
IC CPLD 128MC 10NS 100TQFP
Lowest to $3.3015
SSD1963QL9 real image6483
SSD1963QL9
Solomon
LCD Display Controller 128-Pin LQFP Tray
Lowest to $4.1579
FT232RL-REEL Real Image
FT232RL-REEL
FTDI, Future Technology Devices International Ltd
IC USB FS SERIAL UART 28-SSOP
Lowest to $5.9399
ULN2803ADWR real image9675
ULN2803ADWR
Texas Instruments
TRANS 8NPN DARL 50V 0.5A 18SO
Lowest to $4.7519
Availability: Check Availability & Quote
Notify Me When Available

Shipping Information

Shipped from HK warehouse
Expected Shipping Date Get an estimate

Contact Us

*
*
*

FRAUD PREVENTION REMINDERS

Recently, We have discovered that criminals falsely claimed to be WIN SOURCE to commit fraud. Please note that the only official website & email suffix are win-source.group, win-source.net, winsourcectl.com and winsourceelec.com

More details about fraud prevention
About Us
Customer Service
Solutions
Copyright © 2026 WIN SOURCE. All rights reserved.
For detailed contact information and office addresses in our key locations, including Irvine, Munich, Toronto, Singapore, Seoul, Bangalore, Bologna, Yamanashi, Hong Kong, and Mainland China, please visit our website.
Trust Guard Security Scanned
RFQ RFQ RFQ BOM BOM BOM API API API Sell Sell Sell your Excess