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M41T94MH6TR from STM,ST Microelectronics

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M41T94MH6TR

Manufacturer: STM

512 Bit (64 bit X8) Serial RTC (SPI) SRAM

Partnumber Manufacturer Quantity Availability
M41T94MH6TR STM 890 In Stock

Description and Introduction

512 Bit (64 bit X8) Serial RTC (SPI) SRAM The **M41T94MH6TR** is a serial real-time clock (RTC) manufactured by **STMicroelectronics (STM)**. Below are its key specifications, descriptions, and features:

### **Specifications:**
- **Interface:** I²C (400 kHz)
- **Supply Voltage:** 2.0V to 5.5V  
- **Operating Temperature Range:** -40°C to +85°C  
- **Timekeeping Current:** 400nA (typ) at 3V  
- **Clock Accuracy:** ±5ppm (±0.432 seconds/day) at 25°C  
- **Package:** SOIC-8  

### **Descriptions:**
- Low-power serial RTC with battery backup  
- Provides seconds, minutes, hours, day, date, month, and year (with leap year compensation up to 2100)  
- Integrated 32.768 kHz oscillator with automatic compensation  
- Battery switchover and low-battery detection  

### **Features:**
- **Timekeeping Functions:**  
  - 12/24-hour format  
  - Alarm with interrupt capability  
  - Programmable square-wave output  
- **Power Management:**  
  - Ultra-low power consumption  
  - Automatic battery switchover  
- **Additional Functions:**  
  - 56-byte general-purpose SRAM  
  - Power-fail timestamp  
  - Hardware write protection  

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

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