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X1227S8 from XICOR

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X1227S8

Manufacturer: XICOR

2-Wire? RTC Real TimeClock/Calendar/ CPU Supervisor with EEPROM

Partnumber Manufacturer Quantity Availability
X1227S8 XICOR 3000 In Stock

Description and Introduction

2-Wire? RTC Real TimeClock/Calendar/ CPU Supervisor with EEPROM Part X1227S8 is manufactured by XICOR. Below are the specifications, descriptions, and features based on Ic-phoenix technical data files:  

### **Specifications:**  
- **Type:** Non-Volatile Memory (EEPROM)  
- **Interface:** I²C (2-wire serial interface)  
- **Memory Size:** 2 Kbit (256 x 8)  
- **Operating Voltage:** 2.7V to 5.5V  
- **Write Cycle Endurance:** 100,000 cycles per byte  
- **Data Retention:** 100 years  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-lead SOIC  

### **Descriptions:**  
- The X1227S8 is a 2 Kbit serial EEPROM with a built-in real-time clock (RTC).  
- It combines non-volatile memory and timekeeping functions in a single chip.  
- It includes alarm, watchdog timer, and power-fail detection features.  

### **Features:**  
- **Non-Volatile Memory:** 256 x 8-bit EEPROM array.  
- **Real-Time Clock (RTC):** Tracks time in seconds, minutes, hours, day, date, month, and year.  
- **Alarm Function:** Programmable alarms with interrupt capability.  
- **Watchdog Timer:** Configurable timeout period.  
- **Power-Fail Detection:** Monitors VCC and triggers backup switching.  
- **Low Power Consumption:** Suitable for battery-backed applications.  
- **I²C Interface:** Supports standard (100 kHz) and fast (400 kHz) modes.  

For exact details, always refer to the official XICOR datasheet.

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