Manufacturer Part Number
M27C256B-15F1
Manufacturer
STMicroelectronics
Introduction
The M27C256B-15F1 is an ultraviolet erasable programmable read-only memory (EPROM) device.
Product Features and Performance
Non-Volatile EPROM
UV Erasable
Memory Size of 256Kbit
Organized as 32K x 8
Parallel Memory Interface
Access Time 150 ns
Product Advantages
Retains data without power
Can be erased and reprogrammed
Key Technical Parameters
Memory Size: 256Kbit
Memory Organization: 32K x 8
Access Time: 150 ns
Supply Voltage: 4.5V to 5.5V
Operating Temperature Range: 0°C to 70°C
Mounting Type: Through Hole
Package/Case: 28-CDIP Window
Quality and Safety Features
Robust Frit Seal packaging
Compatibility
Compatible with parallel memory interface systems
Application Areas
Used in legacy systems requiring non-volatile memory storage
Product Lifecycle
Obsolete - consult for replacements or upgrades
Several Key Reasons to Choose This Product
Reliability of data storage through power cycles
Ability to erase and reprogram for multiple uses
Sufficient memory capacity for a range of applications
Industry-standard mounting and interface compatibility
Legacy support for older systems
M27C256B-20F1STMicroelectronics