The UM61M256K-15 is a 256K-bit static RAM (SRAM) manufactured by UMC Corporation. This SRAM is designed for applications that require moderate memory capacity with a balance of speed and power consumption. It finds use in a range of embedded systems and devices where quick data access is needed without excessive energy usage.

Applications:

• Embedded Control Systems: Used in controllers and embedded processors needing local memory for data and code.
• Industrial Automation: Implemented in programmable logic controllers (PLCs) for storing control parameters.
• Data Acquisition Systems: Employed as a memory buffer for data logging and temporary storage in data acquisition units.
• Consumer Electronics: Integrated into various consumer devices, such as remote controls and small handheld gadgets, for settings and data storage.
• Medical Devices: Utilized in portable medical equipment requiring reliable and low-power memory solutions.

Features:

• 256K-bit Memory Capacity: Provides a moderate amount of storage for data and program code.
• Moderate Access Time: Offers a balance between speed and power consumption.
• Low Power Consumption: Minimizes energy usage in battery-powered applications.
• TTL Compatible Inputs and Outputs: Ensures easy interfacing with standard logic circuits.
• Wide Operating Voltage Range: Adaptable to various system voltage requirements.

Benefits:

• Sufficient Memory Capacity: Adequate storage for typical embedded applications.
• Energy Efficient: Extends battery life in portable devices.
• Easy Integration: TTL compatible I/O simplifies connections to other components.
• Reliable Operation: Designed for stable performance in various environments.
• Cost-Effective Solution: Provides a balance of performance and cost for memory requirements.

Additional Details:

The UM61M256K-15 is available in various package types such as DIP, SOIC, and TSOP. The operating temperature range typically spans from -40°C to +85°C. For specific electrical characteristics, including supply voltage, input/output voltage levels, and timing details, refer to the manufacturer's datasheet. Detailed specifications in the datasheet outline access times, power consumption under different operating conditions, and pin configurations.

This SRAM is designed to provide a reliable memory solution for systems where moderate performance and low power consumption are essential. Its integration into various applications ensures consistent and efficient operation.