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M41T315Y from ST,ST Microelectronics

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M41T315Y

Manufacturer: ST

Serial Access Phantom RTC Supervisor

Partnumber Manufacturer Quantity Availability
M41T315Y ST 280 In Stock

Description and Introduction

Serial Access Phantom RTC Supervisor The M41T315Y is a real-time clock (RTC) manufactured by STMicroelectronics (ST). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:  

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

### **Specifications:**  
- **Interface:** I²C (400 kHz)  
- **Timekeeping Accuracy:** ±5 ppm (±0.432 seconds/day) at 25°C  
- **Operating Voltage:** 1.3V to 4.4V  
- **Low Battery Operation:** Down to 1.0V  
- **Clock Frequency:** 32.768 kHz  
- **Timekeeping Current:** 400 nA (typical at 3V)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** SO8 (150-mil)  

### **Descriptions:**  
- The M41T315Y is a low-power serial real-time clock (RTC) with a built-in 32.768 kHz oscillator.  
- It provides timekeeping in hours, minutes, seconds, day, date, month, and year (including leap year correction).  
- The device includes an automatic backup switch to a battery or supercapacitor when main power fails.  
- It has a programmable alarm and timer functions.  

### **Features:**  
- **Battery Backup:** Automatic switchover to battery/supercapacitor.  
- **Low Power Consumption:** Ultra-low standby current.  
- **I²C Interface:** Supports standard (100 kHz) and fast (400 kHz) modes.  
- **Clock Calibration:** Software-adjustable for accuracy.  
- **Tamper Detection:** Optional feature for security applications.  
- **Industrial Temperature Range:** Suitable for harsh environments.  

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

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