Manufacturer Part Number
M27C4002-12C1
Manufacturer
STMicroelectronics
Introduction
The M27C4002-12C1 is a 4Mbit, UV erasable, programmable read-only memory (EPROM) chip.
Product Features and Performance
Non-Volatile EPROM
OTP (One-Time Programmable) technology
Memory Size of 4Mbit
Memory Organization of 256K x 16
Parallel Memory Interface
Access Time of 120 ns
Supports voltage supply from 4.5V to 5.5V
Designed for surface mount technology
Product Advantages
Robust data retention
Ideal for firmware and software program storage
Easy programming and erasing with UV light
Key Technical Parameters
Memory Type: EPROM
Format: EPROM - OTP
Size: 4Mbit
Organization: 256K x 16
Interface: Parallel
Supply Voltage: 4.5V ~ 5.5V
Operating Temperature: 0°C ~ 70°C
Quality and Safety Features
Compliance with industry standards for quality and reliability
Operation within standard temperature ranges
Compatibility
Compatible with various microcontrollers and CPUs with parallel memory interfaces
Suitable for applications requiring a 44-PLCC package
Application Areas
Used in legacy systems
Ideal for industrial, military, and aerospace applications
Suitable for automotive electronics
Useful in embedded systems and devices
Product Lifecycle
Obsolete status
Replacements or upgrades may be limited
Customers should contact STMicroelectronics for end-of-life support
Several Key Reasons to Choose This Product
High reliability for data storage applications
Extended product life under proper usages
Suitable for programming firmware that does not require frequent updates
Ideal voltage supply range for 5V logic level systems
Good access time performance for legacy industrial applications