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M27C512-12N1 from ST,ST Microelectronics

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16.113ms

M27C512-12N1

Manufacturer: ST

512 Kbit (64Kb x 8) EPROM, 5V, 120ns

Partnumber Manufacturer Quantity Availability
M27C512-12N1,M27C51212N1 ST 1848 In Stock

Description and Introduction

512 Kbit (64Kb x 8) EPROM, 5V, 120ns The **M27C512-12N1** is a 512 Kbit (64K x 8) UV erasable and electrically programmable read-only memory (EPROM) manufactured by **STMicroelectronics (ST)**.  

### **Key Specifications:**  
- **Memory Organization:** 64K x 8 bits  
- **Access Time:** 120 ns  
- **Operating Voltage:** 5V ± 10%  
- **Programming Voltage (VPP):** 12.5V  
- **Power Consumption:**  
  - Active: 30 mA (typical)  
  - Standby: 100 µA (typical)  
- **Operating Temperature Range:**  
  - Commercial (0°C to +70°C)  
  - Industrial (-40°C to +85°C)  
- **Package:** 28-lead PDIP (Plastic Dual In-line Package)  

### **Features:**  
- **UV Erasable:** Can be erased by exposure to UV light.  
- **High Reliability:** Endurance of at least 100 programming cycles.  
- **CMOS Technology:** Low power consumption.  
- **TTL-Compatible Inputs/Outputs:** Ensures compatibility with standard logic levels.  
- **Programmable:** Supports standard EPROM programming methods.  
- **Data Retention:** 10 years minimum.  

### **Applications:**  
- Firmware storage in embedded systems  
- Microcontroller program storage  
- Legacy computing and industrial control systems  

This EPROM is now considered obsolete but was widely used in older electronic systems requiring non-volatile memory.

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