M41T81SM6F IC-41T81SM6 RTC CLK/CALENDAR I2C SOIC8 The product M41T81SM6F (IC-41T81SM6 RTC CLK/CALENDAR I2C SOIC8) is an advanced real-time clock IC designed for precision timekeeping. Supporting an interface of I2C, 2-Wire Serial and operating within a voltage range of 2.7V to 5.5V, it ensures reliable performance in various applications. With a memory size of 20B and a supply current of N/A, it is optimized for low-power environments. The RTC is housed in a SMT mounting type package, providing ease of integration. It operates in a temperature range of -40°C~+85°C and complies with RoHS standards, offering environmentally friendly design. Packaged in TAPE&REEL format, it is a robust choice for real-time applications requiring accuracy and durability.