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CAT24FC256PI from CSI

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CAT24FC256PI

Manufacturer: CSI

256K-Bit I2C Serial CMOS EEPROM

Partnumber Manufacturer Quantity Availability
CAT24FC256PI CSI 489 In Stock

Description and Introduction

256K-Bit I2C Serial CMOS EEPROM The CAT24FC256PI is a 256-Kbit I2C-compatible Serial EEPROM manufactured by ON Semiconductor (formerly part of Catalyst Semiconductor, now part of ON Semiconductor).  

### **Key Specifications:**  
- **Memory Size:** 256 Kbit (32 K × 8 bits)  
- **Interface:** I2C (Two-Wire Serial Interface)  
- **Supply Voltage (VCC):** 1.7V to 5.5V  
- **Operating Temperature Range:** -40°C to +85°C  
- **Write Cycle Endurance:** 1,000,000 cycles  
- **Data Retention:** 100 years  
- **Page Write Buffer:** 64 bytes  
- **Clock Frequency:** Up to 1 MHz (I2C Fast Mode Plus)  
- **Package:** 8-pin PDIP (Plastic Dual In-Line Package)  

This device supports both standard (100 kHz) and fast (400 kHz) I2C modes, as well as Fast Mode Plus (1 MHz). It includes a write-protect pin (WP) for hardware data protection.  

(Source: ON Semiconductor datasheet for CAT24FC256PI)

Partnumber Manufacturer Quantity Availability
CAT24FC256PI CSI 50 In Stock

Description and Introduction

256K-Bit I2C Serial CMOS EEPROM The CAT24FC256PI is a 256-Kbit Serial EEPROM manufactured by ON Semiconductor (formerly part of Catalyst Semiconductor, now part of ON Semiconductor). Below are the key specifications:

### **Manufacturer:**  
- **ON Semiconductor** (formerly Catalyst Semiconductor, CSI)  

### **Key Specifications:**  
- **Memory Size:** 256 Kbit (32 K x 8)  
- **Interface:** I²C (Two-Wire Serial Interface)  
- **Supply Voltage:** 1.7V to 5.5V (Wide Voltage Range)  
- **Operating Temperature Range:** -40°C to +85°C (Industrial Grade)  
- **Write Cycle Endurance:** 1,000,000 cycles  
- **Data Retention:** 100 years  
- **Page Write Buffer:** 64 bytes  
- **Clock Frequency:** Up to 1 MHz (I²C Fast Mode Plus)  
- **Package Type:** 8-lead PDIP (Plastic Dual In-Line Package)  

### **Additional Features:**  
- Hardware Write Protection (WP pin)  
- Software Write Protection (Partial or Full Array)  
- Sequential Read Operation  
- Schmitt Trigger Inputs for Noise Suppression  

This information is based on the official datasheet from ON Semiconductor.

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