The M27C256B-12FI is a high-speed 256 Kbit EPROM (Erasable Programmable Read-Only Memory) developed by STMicroelectronics. This integrated circuit is well-suited for applications where reliable and durable non-volatile memory storage is essential. The device features a 32K x 8-bit organizational structure and is designed for microprocessor systems where fast and efficient data storage is crucial.
Key Features
- Memory Capacity: 256 Kbit (32K x 8)
- Access Time: 120 ns
- Single 5V Supply: Operates from a single 5V power supply with programmable voltage (VPP) for fast programming.
- Programming Voltage (VPP): 12.75V ± 0.25V
- Extended Temperature Range: The device operates within a temperature range of -40°C to +85°C, making it suitable for industrial applications.
- Package Type: Housed in a 28-pin CERDIP (Ceramic Dual In-line Package), the M27C256B-12FI is designed for durability and reliable performance in harsh environments.
- Two-Line Control Function: Features a two-line control function to simplify system design and minimize microprocessor I/O lines.
- ECOPACK® Compliant: The product is designed to meet the requirements of the European Union's Restriction of Hazardous Substances (RoHS) directive, ensuring an environmentally friendly manufacturing process.
Applications
The M27C256B-12FI is ideal for a wide range of applications that require a dependable non-volatile memory solution. Typical uses include:
- Embedded Systems
- Microcontroller Units (MCUs)
- Automotive Electronics
- Industrial Control Systems
- Telecommunication Devices
- Medical Equipment
Programming and Erasure
The device can be programmed and erased up to 1000 times, providing flexibility for development and updates. Programming is performed through a parallel programming algorithm, while erasure requires exposure to ultraviolet (UV) light, which clears the stored data, allowing the device to be reused.
For designers and engineers looking for a robust and reliable non-volatile memory solution, the STMicroelectronics M27C256B-12FI EPROM offers a blend of performance, durability, and environmental compliance, making it an excellent choice for a multitude of electronic applications.
