The KM681002J-15 is a high-speed, low-power 1,048,576-bit static RAM (SRAM) organized as 131,072 words by 8 bits. This SRAM, manufactured by Samsung, offers a fast access time of 15ns, making it suitable for applications requiring very quick data retrieval and storage. It operates on a single 5V power supply and is designed for high performance and reliability.

Applications

• Cache memory: Used in CPU caches for fast data access.
• Embedded systems: Utilized in embedded systems requiring high-speed memory.
• Networking equipment: Employed in routers and switches for buffering and fast packet processing.
• Graphics cards: Used in graphics cards as frame buffers and texture memory.
• Industrial control systems: Integrated in industrial control systems needing rapid data manipulation.

Features

• Organization: 131,072 words x 8 bits
• Access time: 15 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) or TSOP (Thin Small Outline Package)
• Data retention: Data retention voltage specified in datasheet

Benefits

• Extremely fast access time: Enables very quick data read and write operations, maximizing system performance.
• Low power consumption: Reduces overall system power consumption and thermal dissipation.
• High reliability: Ensures stable and dependable operation over extended use.
• Industry-standard package: Simplifies integration into existing designs.
• Static RAM: No refresh cycles are required, simplifying memory management.

Additional Details

The KM681002J-15 does not require refresh cycles like DRAM, simplifying memory management. The device is available in DIP, SOJ, and TSOP packages. The operating temperature range is generally 0°C to 70°C. This Samsung SRAM is a widely-used memory component. The datasheet provides detailed information regarding power consumption, timing diagrams, and absolute maximum ratings. The suffix '-15' denotes the access time in nanoseconds.