Manufacturer Part Number
AT27C040-70JC
Manufacturer
Microchip Technology
Introduction
The AT27C040-70JC is a high-speed, low-power Electrically Programmable Read-Only Memory (EPROM) with a density of 4 megabits.
Product Features and Performance
Memory Type Non-Volatile
Memory Format EPROM
Technology EPROM - OTP (One Time Programmable)
Memory Size 4Mbit
Memory Organization 512K x 8
Memory Interface Parallel
Access Time 70 ns
Product Advantages
Reliable storage solution for code and data
High-speed access
Easy to integrate with existing systems due to parallel interface
Key Technical Parameters
Supply Voltage 4.5V to 5.5V
Operating Temperature range from 0°C to 70°C
Mounting Type Surface Mount
Package 32-LCC (J-Lead)
Supplier Device Package 32-PLCC (13.97mm x 11.43mm)
Quality and Safety Features
Consistent performance and reliability
Standard operating temperature range suitable for commercial applications
Compatibility
Compatible with existing systems requiring parallel memory interfaces and PLCC packaging
Application Areas
Embedded systems
Telecommunications
Automotive electronics
Industrial control systems
Product Lifecycle
Obsolete status
Potential requirement to find replacements or consider upgrades
Several Key Reasons to Choose This Product
High-density 4Mbit memory for robust data storage
Fast access time suitable for performance-critical applications
Reputable manufacturer with industry-standard chip compatibility
Legacy support for older systems requiring parallel EPROMs
Low-power consumption advantageous for energy-sensitive designs