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W39L040AP-90B from WINBOND

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W39L040AP-90B

Manufacturer: WINBOND

512K × 8 CMOS FLASH MEMORY

Partnumber Manufacturer Quantity Availability
W39L040AP-90B,W39L040AP90B WINBOND 4130 In Stock

Description and Introduction

512K × 8 CMOS FLASH MEMORY The W39L040AP-90B is a flash memory device manufactured by Winbond. Below are its specifications, descriptions, and features based on Ic-phoenix technical data files:  

### **Specifications:**  
- **Memory Type:** Flash  
- **Density:** 4 Mbit (512K x 8)  
- **Supply Voltage:** 5V ± 10%  
- **Access Time:** 90 ns  
- **Operating Temperature Range:** Commercial (0°C to +70°C) or Industrial (-40°C to +85°C)  
- **Package:** 32-pin PLCC (Plastic Leaded Chip Carrier)  
- **Sector Architecture:** Uniform 64K-byte sectors  

### **Descriptions:**  
- The W39L040AP-90B is a 5V-only flash memory device designed for high-performance embedded applications.  
- It supports both read and write operations with a standard microprocessor interface.  
- The device features a uniform sector architecture, simplifying software management.  

### **Features:**  
- **Single 5V Power Supply** for read, program, and erase operations.  
- **Low Power Consumption:**  
  - Active current: 30 mA (typical)  
  - Standby current: 100 µA (typical)  
- **Hardware Data Protection:**  
  - VCC lockout for write protection when VCC is below 3.2V  
  - Sector protection via programming commands  
- **Reliable Erase/Program Cycles:**  
  - Minimum 100,000 cycles per sector  
  - Data retention: 10 years minimum  
- **Compatibility:**  
  - JEDEC-standard pinout and command set  
  - Compatible with Intel 28F040 and similar flash devices  

This information is strictly factual and derived from Ic-phoenix technical data files. Let me know if you need further details.

Application Scenarios & Design Considerations

512K × 8 CMOS FLASH MEMORY

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