The TMS27C256-12JL is a high-performance, 256 Kilobit UV erasable and electrically programmable read-only memory (EPROM) device produced by Texas Instruments. Designed for applications that demand reliable, non-volatile memory storage, this EPROM is capable of retaining data without the need for a power source, making it an ideal choice for a wide range of electronic systems.

Key Features

• Memory Capacity: 256 Kilobits (32K x 8 bits) provides ample storage for firmware, boot code, or other critical data.
• Access Time: The device boasts a fast access time of 120ns, enabling quick data retrieval and efficient operation in time-sensitive applications.
• Programming Voltage: A 12.5V ± 0.25V programming voltage is required, which is typical for EPROM devices of this era.
• Single +5V Power Supply: Operates on a single +5V power supply, simplifying power management in embedded systems.
• Package Type: The TMS27C256-12JL comes in a 28-pin Ceramic Dual In-line Package (CDIP), providing robust physical protection and reliable connectivity.
• UV Erasable: Data stored in the device can be erased with exposure to ultraviolet light, allowing for reprogramming and reuse.
• Temperature Range: It operates within a wide temperature range, ensuring functionality across various environmental conditions.

Applications

The versatility of the TMS27C256-12JL makes it suitable for a diverse array of applications, including but not limited to:

• Embedded systems
• Microcontroller-based applications
• Industrial control systems
• Telecommunication equipment
• Automotive electronics
• Medical devices

Quality and Reliability

Texas Instruments is known for its commitment to quality and reliability, and the TMS27C256-12JL is no exception. This EPROM is manufactured to meet high industry standards, ensuring long-term reliability for critical applications that require stable and persistent memory solutions.