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X1226V8I from XICOR

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X1226V8I

Manufacturer: XICOR

Real Time Clock/Calendar with EEPROM

Partnumber Manufacturer Quantity Availability
X1226V8I XICOR 400 In Stock

Description and Introduction

Real Time Clock/Calendar with EEPROM Here are the factual details about part **X1226V8I** from manufacturer **XICOR**:

### **Specifications:**
- **Part Number:** X1226V8I  
- **Manufacturer:** XICOR  
- **Type:** Real-Time Clock (RTC) with EEPROM  
- **Interface:** I²C (2-wire serial)  
- **Supply Voltage:** 2.7V to 5.5V  
- **Clock Accuracy:** ±5 ppm (at 25°C)  
- **Timekeeping Current:** 400nA (typical)  
- **EEPROM Size:** 256 bytes (non-volatile)  
- **EEPROM Endurance:** 1,000,000 write cycles  
- **EEPROM Retention:** 100 years  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-lead SOIC  

### **Descriptions:**
- The **X1226V8I** is a low-power RTC with an integrated 256-byte EEPROM.  
- It provides accurate timekeeping with battery backup capability.  
- Features include alarm functions, programmable square wave output, and automatic leap-year compensation.  
- The EEPROM can be used for storing system configuration or other critical data.  

### **Features:**
- **Battery Backup Support** – Maintains timekeeping during power loss.  
- **Two Time-of-Day Alarms** – Configurable for system wake-up or interrupts.  
- **Programmable Square Wave Output** – Frequencies from 32.768 kHz to 1 Hz.  
- **Automatic Leap-Year Compensation** – Valid up to the year 2100.  
- **Low Power Consumption** – Ideal for battery-powered applications.  
- **I²C Interface** – Supports standard (100 kHz) and fast (400 kHz) modes.  
- **Power-On Reset (POR) Circuit** – Ensures proper initialization.  

This information is based on the manufacturer's datasheet for the **X1226V8I**.

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