STMicroelectronics M27C1001-20C1 EPROM

The M27C1001-20C1 is a high-performance 1 Mbit (128Kb x8) UV erasable and programmable read-only memory (EPROM) device from STMicroelectronics. This EPROM is designed to offer a flexible and cost-effective solution for firmware and data storage in a wide range of applications. With its 20ns access time, it provides rapid data retrieval, making it suitable for high-speed microprocessor systems.

The device is organized as 131,072 x 8 bits, which allows for a significant amount of data to be stored. The M27C1001-20C1 operates with a single 5V power supply, making it compatible with many standard microprocessors and microcontrollers in the market. This EPROM comes in a 32-pin Ceramic Dual In-line Package (CDIP) or Plastic Leaded Chip Carrier (PLCC), providing robust physical protection and ease of integration into a variety of circuit designs.

One of the key features of the M27C1001-20C1 is its UV erasable window, which allows the stored data to be erased by exposing the chip to ultraviolet light. This feature provides great flexibility for development, testing, and prototyping, as the chip can be reused multiple times. The programming of the device can be performed with a high level programming voltage, which is generated internally from the standard VCC supply, simplifying the programming equipment requirements.

The device also includes a range of programming and safety features, such as a programming inhibit mode to prevent accidental changes and a programming lockout feature that ensures the integrity of the data during voltage transitions. Additionally, the M27C1001-20C1 offers high data retention, with a typical data retention period of 10 years, ensuring long-term reliability of the stored information.

STMicroelectronics' commitment to quality and reliability is evident in the M27C1001-20C1 EPROM, making it a preferred choice for applications in telecommunications, automotive systems, personal computers, and other electronic devices where dependable and persistent data storage is crucial.