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W27C020-90 from WINBOND

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13.672ms

W27C020-90

Manufacturer: WINBOND

256K X 8 ELECTRICALLY ERASABLE EPROM

Partnumber Manufacturer Quantity Availability
W27C020-90,W27C02090 WINBOND 300 In Stock

Description and Introduction

256K X 8 ELECTRICALLY ERASABLE EPROM The W27C020-90 is a 256K x 8 (2M-bit) CMOS flash memory manufactured by WINBOND. Below are its specifications, descriptions, and features:  

### **Specifications:**  
- **Organization:** 256K x 8 (2M-bit)  
- **Supply Voltage:** 5V ± 10%  
- **Access Time:** 90 ns  
- **Operating Current:** 30 mA (typical)  
- **Standby Current:** 100 µA (typical)  
- **Endurance:** 100,000 erase/write cycles  
- **Data Retention:** 10 years  
- **Package Options:** 32-pin DIP, PLCC, or TSOP  

### **Descriptions:**  
- The W27C020-90 is a byte-erasable and programmable flash memory.  
- It supports both parallel programming and in-system programming (ISP).  
- Compatible with JEDEC-standard pinouts for easy replacement of EPROMs.  
- Features a sector erase architecture (divided into 16 sectors).  

### **Features:**  
- **High-Speed Performance:** 90 ns access time.  
- **Low Power Consumption:** CMOS technology for reduced power usage.  
- **Flexible Erase Options:** Supports chip erase or sector erase.  
- **Hardware Data Protection:** Prevents accidental writes.  
- **Automatic Programming Algorithm:** Simplifies programming operations.  
- **Compatibility:** Directly replaces 27C020 EPROMs.  

This information is based solely on the manufacturer's datasheet for the W27C020-90.

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