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M41ST87WMX6TR from ST,ST Microelectronics

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M41ST87WMX6TR

Manufacturer: ST

5.0, 3.3, OR 3.0V, 1280 Bit (160 X8) Secure Serial RTC and NVRAM Supervisor with Tamper Detection

Partnumber Manufacturer Quantity Availability
M41ST87WMX6TR ST 3 In Stock

Description and Introduction

5.0, 3.3, OR 3.0V, 1280 Bit (160 X8) Secure Serial RTC and NVRAM Supervisor with Tamper Detection The **M41ST87WMX6TR** is a serial real-time clock (RTC) manufactured by **STMicroelectronics (ST)**. Below are its key specifications, descriptions, and features based on factual information:  

### **Manufacturer:**  
- **STMicroelectronics (ST)**  

### **Key Specifications:**  
- **Interface:** I²C (400 kHz)  
- **Operating Voltage:** 1.8V to 5.5V  
- **Timekeeping Current:** 350 nA (typical at 3V)  
- **Clock Accuracy:** ±5 ppm (±0.432 seconds/day)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-lead SOIC (150 mil)  

### **Descriptions & Features:**  
- **Real-Time Clock (RTC):** Provides seconds, minutes, hours, day, date, month, and year with leap-year compensation (up to 2100).  
- **Battery Backup:** Operates from a backup supply (battery or supercapacitor) when main power is lost.  
- **Low Power Consumption:** Ultra-low standby current for extended battery life.  
- **Integrated Oscillator:** Includes a built-in 32.768 kHz crystal oscillator.  
- **Alarm Function:** Programmable alarm with interrupt output.  
- **Watchdog Timer:** Configurable watchdog timer for system monitoring.  
- **Tamper Detection:** Optional timestamp feature for power loss events.  
- **EEPROM:** 112 bytes of non-volatile memory for user data storage.  
- **Industrial-Grade:** Designed for harsh environments with extended temperature range.  

This information is strictly based on the manufacturer's datasheet and technical documentation.

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