M27C256B-12F6

The M27C256B-12F6 is a 32K x 8 UV EPROM (Electrically Programmable Read-Only Memory) manufactured by STMicroelectronics. It belongs to the M27C series of EPROMs, known for their reliability, high performance, and ease of integration into various electronic systems.

Key Features:

• 32K x 8 Organization: The M27C256B-12F6 features a 32 kilobyte (32K) memory array organized as 32,768 words of 8 bits each, providing ample storage capacity for program and data storage applications.

• Fast Access Time: With a fast access time of 120 nanoseconds (ns), this EPROM ensures rapid read access to stored data, enabling efficient operation in time-critical applications.

• Wide Operating Voltage Range: Supporting an operating voltage range from 4.5 volts (V) to 5.5 volts (V), the M27C256B-12F6 offers flexibility in powering the device from various power sources, enhancing its compatibility with different systems.

• Low Power Consumption: This EPROM operates at low power consumption levels, making it suitable for battery-powered and energy-efficient applications.

• High Reliability: Built with advanced CMOS technology and featuring a robust design, the M27C256B-12F6 offers high reliability, endurance, and data retention, ensuring long-term operation in demanding environments.

• UV EPROM Technology: The M27C256B-12F6 utilizes Ultraviolet (UV) EPROM technology, allowing users to program the memory contents electrically and erase them using ultraviolet light exposure, providing flexibility in programming and reprogramming the device.

• Parallel Interface: Equipped with a parallel interface, this EPROM facilitates straightforward interfacing with microcontrollers, processors, and other digital ICs (Integrated Circuits), simplifying system integration and design.

• DIP Package: Housed in a Dual Inline Package (DIP) format, the M27C256B-12F6 offers ease of handling, soldering, and mounting on printed circuit boards (PCBs), making it suitable for a wide range of electronic applications.

• Extended Temperature Range: Designed to operate over an extended temperature range from -40°C to +125°C, this EPROM is suitable for use in harsh environmental conditions and industrial applications requiring temperature resilience.

Applications:

• Embedded Systems: Used in embedded systems for firmware storage, program execution, and data logging in applications such as microcontrollers, industrial control systems, and consumer electronics.

• Legacy Systems: Employed in legacy systems and retrocomputing projects for storing BIOS (Basic Input/Output System), firmware, and program code in vintage computers and electronic equipment.

• Instrumentation: Utilized in test and measurement instruments, data loggers, and scientific equipment for storing calibration data, configuration settings, and measurement results.

• Automotive Electronics: Finds applications in automotive electronics for storing firmware, configuration data, and calibration parameters in ECUs (Engine Control Units), instrument clusters, and automotive diagnostic tools.

• Telecommunications: Used in telecommunications equipment such as modems, routers, and telecommunication switches for storing firmware, configuration files, and operating parameters.

• Consumer Electronics: Integrated into consumer electronics devices including gaming consoles, set-top boxes, and audio/video equipment for firmware storage, system initialization, and device configuration.

• Industrial Control: Employed in industrial control systems, PLCs (Programmable Logic Controllers), and SCADA (Supervisory Control and Data Acquisition) systems for program storage, data logging, and process control.