Manufacturer Part Number
M27C4001-80B1
Manufacturer
STMicroelectronics
Introduction
4Mbit (512K x 8) UV EPROM and OTP EPROM
Product Features and Performance
Non-Volatile EPROM Technology
Memory Size of 4Mbit
512K x 8 Memory Organization
Parallel Memory Interface
UV Erasable and Programmable Read-Only Memory
Product Advantages
High-density EPROM solution
Non-volatility ensures data retention
Key Technical Parameters
Memory Type: EPROM - OTP
Access Time: 80 ns
Supply Voltage: 4.5V to 5.5V
Operating Temperature Range: 0°C to 70°C
Quality and Safety Features
Extended operating temperature range
Robust Through Hole 32-DIP packaging
Compatibility
Compatible with Parallel Memory Interface standards
Application Areas
Ideal for legacy system repairs
Suitable for applications where memory durability is paramount
Product Lifecycle
Obsolete Product
Potential for sourcing difficulties
Several Key Reasons to Choose This Product
Legacy system compatibility
Proven EPROM technology
Retention of data without power
Easy integration with standard DIP socket
Availability of programming services through third parties.