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X28C256JI-20 from XICOR

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X28C256JI-20

Manufacturer: XICOR

5 Volt, Byte Alterable E2PROM

Partnumber Manufacturer Quantity Availability
X28C256JI-20,X28C256JI20 XICOR 6000 In Stock

Description and Introduction

5 Volt, Byte Alterable E2PROM The X28C256JI-20 is a 256Kbit (32K x 8) CMOS EEPROM manufactured by XICOR. Below are its key specifications, descriptions, and features:  

### **Specifications:**  
- **Memory Size:** 256Kbit (32K x 8)  
- **Operating Voltage:** 5V ±10%  
- **Access Time:** 200ns  
- **Write Cycle Time:** 10ms (max)  
- **Endurance:** 100,000 write cycles per byte (min)  
- **Data Retention:** 100 years (min)  
- **Operating Temperature Range:** -40°C to +85°C (Industrial)  
- **Package:** 28-pin PLCC (Plastic Leaded Chip Carrier)  

### **Descriptions:**  
- **Type:** Electrically Erasable Programmable Read-Only Memory (EEPROM)  
- **Organization:** 32,768 words x 8 bits  
- **Interface:** Parallel  
- **Technology:** CMOS  

### **Features:**  
- **Byte Alterability:** Allows individual byte writes without prior erasure.  
- **Automatic Write Timing:** Internal timer controls write cycle.  
- **Software Data Protection (SDP):** Prevents accidental writes.  
- **Hardware Write Protection:** WP pin enables/disables write operations.  
- **Low Power Consumption:**  
  - Active Read Current: 30mA (max)  
  - Standby Current: 100μA (max)  
- **TTL-Compatible Inputs/Outputs**  
- **High Reliability:**  
  - Endurance: 100K cycles  
  - Data retention: 100 years  

This information is based on the manufacturer's datasheet for the X28C256JI-20.

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