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M27C512-90F1 from ST,ST Microelectronics

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M27C512-90F1

Manufacturer: ST

512 Kbit (64K x8) UV EPROM and OTP EPROM

Partnumber Manufacturer Quantity Availability
M27C512-90F1,M27C51290F1 ST 584 In Stock

Description and Introduction

512 Kbit (64K x8) UV EPROM and OTP EPROM The **M27C512-90F1** is a UV-erasable and electrically programmable read-only memory (EPROM) manufactured by **STMicroelectronics**.  

### **Specifications:**  
- **Memory Size:** 512 Kbit (64K x 8-bit)  
- **Access Time:** 90 ns  
- **Supply Voltage:** 5V ±10%  
- **Operating Temperature Range:** 0°C to +70°C  
- **Package:** 32-lead PDIP (Plastic Dual In-line Package)  
- **Technology:** CMOS  
- **Programming Voltage (VPP):** 12.5V  
- **Data Retention:** 10 years minimum  
- **UV Erasure:** 15-20 minutes under UV light (wavelength 2537 Å)  

### **Descriptions:**  
- The M27C512-90F1 is a high-performance EPROM with a fast access time of 90 ns.  
- It is designed for applications requiring non-volatile memory storage.  
- The device is erased by exposure to ultraviolet light and can be reprogrammed electrically.  

### **Features:**  
- **Low Power Consumption:**  
  - Active current: 30 mA (max)  
  - Standby current: 100 µA (max)  
- **Fast Programming Algorithm:** Reduces programming time.  
- **TTL-Compatible Inputs/Outputs**  
- **Single 5V Power Supply for Read Operation**  
- **High Noise Immunity**  
- **JEDEC Standard Pinout**  

This EPROM is commonly used in embedded systems, industrial controls, and legacy computing applications.

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