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M27C512-12C3 from ST,ST Microelectronics

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M27C512-12C3

Manufacturer: ST

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

Partnumber Manufacturer Quantity Availability
M27C512-12C3,M27C51212C3 ST 180 In Stock

Description and Introduction

512 Kbit (64Kb x 8) EPROM, 5V, 120ns The **M27C512-12C3** is a 512 Kbit (64K x 8) UV erasable and electrically programmable read-only memory (EPROM) manufactured by **STMicroelectronics**.  

### **Specifications:**  
- **Memory Size:** 512 Kbit (64K x 8)  
- **Technology:** UV erasable EPROM  
- **Access Time:** 120 ns  
- **Operating Voltage:** 5V ±10%  
- **Power Consumption:**  
  - Active Current: 30 mA (max)  
  - Standby Current: 100 µA (max)  
- **Package:** 28-lead Ceramic Windowed DIP (PDIP)  
- **Operating Temperature Range:** 0°C to +70°C  
- **Programming Voltage (VPP):** 12.5V  
- **Endurance:** 100 write/erase cycles (typical)  
- **Data Retention:** 10 years (minimum)  

### **Descriptions & Features:**  
- **UV Erasable:** Can be erased by exposure to UV light (typically 15–20 minutes under UV lamp).  
- **Single 5V Power Supply:** Operates on standard 5V power for read operations.  
- **TTL-Compatible Inputs/Outputs:** Ensures compatibility with standard logic levels.  
- **Programmable:** Supports electrical programming with a 12.5V programming voltage.  
- **Three-State Outputs:** Allows for bus sharing in microprocessor-based systems.  
- **High Reliability:** Industrial-grade performance with robust data retention.  

This EPROM is commonly used in embedded systems, firmware storage, and legacy computing applications.

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