The TMS44C251-12SD is a high-performance, 4 Megabit (4,194,304-bit) Dynamic Random Access Memory (DRAM) chip designed and manufactured by Texas Instruments. This integrated circuit is specifically engineered to meet the demanding requirements of advanced computing and high-speed data processing systems.

Key Features

• Memory Capacity: The TMS44C251-12SD offers a substantial storage capacity of 4 Megabits, organized as 1M x 4 bits, which allows for efficient handling of large data sets and complex programs.
• Access Time: With an impressive access time of 120 nanoseconds, this DRAM provides quick data retrieval, thereby enhancing the overall system performance and responsiveness.
• Package Type: This product comes in a 26-pin, 300-mil SOJ (Small Outline J-lead) package, which is suitable for surface mount technology and occupies minimal board space.
• Operating Voltage: The TMS44C251-12SD operates at a single power supply voltage of 5V ±10%, making it compatible with a wide range of digital circuits and systems.
• Low Power Consumption: It features low power consumption, which is essential for portable and battery-powered devices, as well as for applications that require energy efficiency.
• Refresh Modes: The chip supports multiple refresh modes including RAS-only, CAS-before-RAS (CBR), and hidden refreshes, allowing for flexibility in memory management and system design.

Applications

The TMS44C251-12SD is ideally suited for a variety of applications where high-density and fast memory are critical. It is commonly used in:

• High-performance personal computers and workstations
• High-end graphics and video processing equipment
• Server and networking infrastructure
• Telecommunications systems
• Industrial control systems

Quality and Reliability

Texas Instruments is renowned for its commitment to quality and reliability, and the TMS44C251-12SD is no exception. Each chip is rigorously tested to ensure it meets TI's stringent standards for performance and durability, providing users with confidence in their investment.