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X28C256DMB-20 from XICOR

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X28C256DMB-20

Manufacturer: XICOR

5 Volt, Byte Alterable E2PROM

Partnumber Manufacturer Quantity Availability
X28C256DMB-20,X28C256DMB20 XICOR 300 In Stock

Description and Introduction

5 Volt, Byte Alterable E2PROM The X28C256DMB-20 is a 256Kb (32K x 8) CMOS EEPROM manufactured by Xicor. Below are its key specifications, descriptions, and features:

### **Specifications:**  
- **Memory Size:** 256Kb (32K x 8)  
- **Technology:** CMOS EEPROM  
- **Access Time:** 200ns (max)  
- **Supply Voltage:** 5V ±10%  
- **Operating Temperature Range:** 0°C to +70°C  
- **Endurance:** 100,000 write cycles (min)  
- **Data Retention:** 100 years (min)  
- **Package:** 28-pin DIP (Dual In-line Package)  

### **Descriptions:**  
- The X28C256DMB-20 is a high-performance, byte-alterable EEPROM with a fast read access time.  
- It features a 5V-only operation, eliminating the need for additional power supplies.  
- The device supports both random and sequential read operations.  

### **Features:**  
- **Fast Read Access Time:** 200ns maximum  
- **Low Power Consumption:**  
  - Active Read Current: 30mA (max)  
  - Standby Current: 100µA (max)  
- **Software Data Protection (SDP):** Prevents accidental writes  
- **Self-Timed Write Cycle:** Typically 5ms  
- **JEDEC Standard Pinout:** Compatible with other 256Kb EEPROMs  
- **High Reliability:**  
  - Endurance: 100,000 write cycles per byte  
  - Data retention: 100 years  

This information is strictly based on the manufacturer's specifications.

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