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M48T86MH1E from STM,ST Microelectronics

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M48T86MH1E

Manufacturer: STM

5 VOLT PC REAL TIME CLOCK

Partnumber Manufacturer Quantity Availability
M48T86MH1E STM 568 In Stock

Description and Introduction

5 VOLT PC REAL TIME CLOCK The **M48T86MH1E** is a real-time clock (RTC) module manufactured by **STMicroelectronics (STM)**. Below are its key specifications, descriptions, and features based on factual information from Ic-phoenix technical data files:

### **Manufacturer:**  
**STMicroelectronics (STM)**  

### **Specifications:**  
- **Type:** Real-Time Clock (RTC) with NVRAM  
- **Timekeeping Accuracy:** ±1 minute per month at 25°C  
- **Operating Voltage:** **4.5V to 5.5V**  
- **Battery Backup Voltage:** **2.5V to 3.5V** (supports lithium or supercapacitor backup)  
- **Clock Frequency:** **32.768 kHz**  
- **NVRAM Capacity:** **256 bytes** (non-volatile RAM for data storage)  
- **Interface:** **Parallel (8-bit)**  
- **Operating Temperature Range:** **-40°C to +85°C**  
- **Package:** **28-pin DIP (Dual In-line Package)**  

### **Descriptions:**  
- The **M48T86MH1E** is a **battery-backed RTC** that provides timekeeping and calendar functions.  
- It includes **256 bytes of non-volatile RAM** for storing system configuration or critical data.  
- Designed for **industrial and embedded applications**, ensuring reliable operation in harsh environments.  
- Features **automatic leap-year compensation** and **daylight saving time adjustment**.  

### **Key Features:**  
- **Real-Time Clock with Calendar:**  
  - Seconds, minutes, hours, day, date, month, and year (including leap year correction).  
- **Battery Backup Support:**  
  - Maintains timekeeping and RAM data during power loss.  
- **Low Power Consumption:**  
  - Optimized for battery-powered applications.  
- **Programmable Alarm & Watchdog Timer:**  
  - Supports interrupt generation for system wake-up or events.  
- **Industrial-Grade Reliability:**  
  - Wide temperature range (-40°C to +85°C) for harsh environments.  
- **28-Pin DIP Package:**  
  - Easy integration into legacy systems.  

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

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