The KM44C256AP-8 is a 256K x 4-bit CMOS Dynamic RAM (DRAM) manufactured by Samsung. This DRAM provides a memory capacity of 256 kilobits organized as 256 rows of 4 bits each. The '-8' suffix typically indicates an access time of 80ns, making it suitable for applications requiring moderate speed. It is designed for use with a single 5V power supply.

Applications

• Computer memory: Used as main memory in older computer systems.
• Graphics cards: Found in older graphics cards as video RAM.
• Printers: Employed as buffer memory for printing data.
• Embedded systems: Integrated into embedded systems requiring RAM.
• Networking Equipment: Used in routers and switches as buffer memory.

Features

• Organization: 256K x 4 bit
• Access Time: 80 ns
• Power Supply: Single 5V ±10%
• Operating Current: Specified in datasheet
• Standby Current: Low standby current for power saving
• Package: DIP (Dual In-line Package) or SOJ (Small Outline J-lead)
• Refresh: Requires refresh cycles to maintain data

Benefits

• Sufficient memory capacity: Provides adequate memory for many applications.
• Moderate speed: Offers a balance between speed and cost.
• Low power consumption: Reduces power consumption and heat generation.
• Reliable operation: Ensures stable and dependable performance.
• Industry-standard package: Easy integration into existing designs.

Additional Details

The KM44C256AP-8 requires periodic refresh cycles to retain data. The specific refresh characteristics and timing requirements are specified in the datasheet. The device is commonly available in DIP and SOJ packages. Operating temperature ranges from 0°C to 70°C. The Samsung KM44C256AP series is a commodity memory component. The datasheet will provide specific details regarding power consumption, timing diagrams, and absolute maximum ratings.