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M41T64Q6F from ST,ST Microelectronics

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M41T64Q6F

Manufacturer: ST

Serial real-time clock (RTC) with alarm

Partnumber Manufacturer Quantity Availability
M41T64Q6F ST 15000 In Stock

Description and Introduction

Serial real-time clock (RTC) with alarm The M41T64Q6F is a serial real-time clock (RTC) manufactured by STMicroelectronics. Below are its key specifications, descriptions, and features:

### **Manufacturer:**  
STMicroelectronics  

### **Specifications:**  
- **Interface:** I²C (400 kHz)  
- **Supply Voltage:** 1.3V to 4.4V (operating), 1.0V to 5.5V (standby)  
- **Timekeeping Current:** 350nA (typical at 3V)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Clock Accuracy:** ±5 ppm (±0.432 seconds/day) at 25°C  
- **Package:** 8-pin SOIC (150 mil width)  

### **Descriptions:**  
- Low-power serial RTC with a built-in 32.768 kHz oscillator.  
- Provides seconds, minutes, hours, day, date, month, and year information.  
- Automatic leap-year compensation up to 2099.  
- Battery backup switchover for continuous timekeeping.  
- Programmable alarm and timer functions.  

### **Features:**  
- **Low Power Consumption:** Optimized for battery-powered applications.  
- **I²C Interface:** Allows easy communication with microcontrollers.  
- **Battery Backup Support:** Seamless switchover to backup supply.  
- **Tamper Detection:** Optional feature for security applications.  
- **Industrial Temperature Range:** Suitable for harsh environments.  

This device is commonly used in embedded systems, industrial applications, and consumer electronics requiring accurate timekeeping with minimal power consumption.

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