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W27E020-12 from WINBOND

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W27E020-12

Manufacturer: WINBOND

256K X 8 ELECTRICALLY ERASABLE EPROM

Partnumber Manufacturer Quantity Availability
W27E020-12,W27E02012 WINBOND 492 In Stock

Description and Introduction

256K X 8 ELECTRICALLY ERASABLE EPROM The part **W27E020-12** is a **2M-bit (256K x 8) CMOS EEPROM** manufactured by **Winbond**. Below are its key specifications, descriptions, and features:  

### **Specifications:**  
- **Memory Size:** 2M-bit (256K x 8)  
- **Supply Voltage:** 5V ±10%  
- **Access Time:** 120ns  
- **Operating Temperature:** 0°C to 70°C (Commercial)  
- **Package Type:** 32-pin DIP or PLCC  
- **Endurance:** 100,000 write cycles  
- **Data Retention:** 10 years  

### **Descriptions:**  
- **Type:** Parallel EEPROM  
- **Organization:** 256K words x 8 bits  
- **Interface:** Parallel (byte-wide)  
- **Technology:** CMOS  

### **Features:**  
- **Low Power Consumption:**  
  - Active current: 30mA (max)  
  - Standby current: 100μA (max)  
- **Fast Read Access Time:** 120ns  
- **Page Write Mode:** Up to 16 bytes per write cycle  
- **Hardware & Software Data Protection**  
- **TTL-Compatible Inputs & Outputs**  
- **JEDEC Standard Pinout**  

This EEPROM is commonly used in embedded systems, industrial controls, and computing applications requiring non-volatile storage.  

(Note: The information provided is based on Winbond's datasheet for the W27E020-12.)

Application Scenarios & Design Considerations

256K X 8 ELECTRICALLY ERASABLE EPROM

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