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X1228S14-2.7A from INTERSIL

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X1228S14-2.7A

Manufacturer: INTERSIL

Real Time Clock/Calendar/CPU Supervisor with EEPROM

Partnumber Manufacturer Quantity Availability
X1228S14-2.7A,X1228S1427A INTERSIL 28 In Stock

Description and Introduction

Real Time Clock/Calendar/CPU Supervisor with EEPROM The part **X1228S14-2.7A** is manufactured by **Intersil** (now part of Renesas Electronics). Below are the factual details from Ic-phoenix technical data files:  

### **Specifications:**  
- **Manufacturer:** Intersil (Renesas Electronics)  
- **Part Number:** X1228S14-2.7A  
- **Type:** Real-Time Clock (RTC) with EEPROM  
- **Supply Voltage:** **2.7V** (operating range: **2.7V to 5.5V**)  
- **Interface:** **I²C** (2-wire serial interface)  
- **Clock Accuracy:** ±5ppm (typical)  
- **Timekeeping Current:** **400nA** (typical at 3V)  
- **EEPROM Size:** **256 bytes** (non-volatile memory)  
- **Alarms:** Two programmable alarms  
- **Package:** **14-pin SOIC** (150mil)  

### **Descriptions & Features:**  
- **Integrated RTC & EEPROM:** Combines a real-time clock with non-volatile memory.  
- **Low Power Consumption:** Ultra-low battery current for extended operation.  
- **Automatic Backup:** Switches to battery power during main power loss.  
- **Clock/Calendar:** Tracks seconds, minutes, hours, day, date, month, and year (leap-year compensated).  
- **Programmable Square Wave Output:** Configurable frequency output.  
- **Watchdog Timer:** Includes a watchdog function for system monitoring.  
- **Industrial Temperature Range:** **-40°C to +85°C**.  

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

Partnumber Manufacturer Quantity Availability
X1228S14-2.7A,X1228S1427A XICOR 11 In Stock

Description and Introduction

Real Time Clock/Calendar/CPU Supervisor with EEPROM The part **X1228S14-2.7A** is manufactured by **XICOR** (now part of Intersil).  

### **Specifications:**  
- **Type**: Real-Time Clock (RTC) with EEPROM  
- **Voltage Supply**: 2.7V to 5.5V  
- **Interface**: I²C (2-wire serial)  
- **Memory**: 512 bytes of EEPROM  
- **Clock Accuracy**: ±5 ppm (typical)  
- **Operating Temperature Range**: -40°C to +85°C  
- **Package**: 14-pin SOIC (Small Outline Integrated Circuit)  

### **Features:**  
- Battery backup support for clock operation  
- Automatic power-fail detection and switchover  
- Low power consumption  
- Programmable alarm and watchdog timer  
- Write protection for EEPROM  
- 100,000 write cycles endurance (EEPROM)  

This part is designed for applications requiring accurate timekeeping with non-volatile memory storage.

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