The LH5420P-30 is a high-speed, low-power CMOS static RAM (SRAM) manufactured by Sharp Microelectronics. It's designed for applications requiring fast access times and minimal power consumption. This SRAM offers a capacity of 256K bits, organized as 32K words by 8 bits.

Applications

• Cache memory: Used in systems needing fast data access, such as CPUs and graphics processors.
• Buffer memory: Employed as a temporary storage location for data being transferred between devices with different speeds.
• Workstations: Suitable for use in high-performance computing environments.
• Microprocessor systems: Integrates into microprocessor-based designs for program storage and data manipulation.
• Data acquisition systems: Used to temporarily store data collected from sensors and other input devices.

Features

• High-speed access time: 30 ns access time enables rapid data retrieval and storage.
• Low power consumption: CMOS technology minimizes power usage, extending battery life in portable applications and reducing heat dissipation in other systems.
• Fully static operation: Eliminates the need for external refresh circuitry, simplifying system design and reducing power consumption.
• TTL compatible inputs and outputs: Interfaces easily with standard TTL logic circuits.
• Single 5V power supply: Operates on a single 5V power supply, simplifying power supply requirements.
• Three-state outputs: Allow the SRAM to be easily interfaced with other memory devices in a shared memory system.
• 32K x 8 organization: Provides a convenient memory organization for a variety of applications.

Benefits

• Improved system performance: Fast access times minimize latency, resulting in faster overall system performance.
• Reduced power consumption: Low-power operation extends battery life and reduces heat generation.
• Simplified system design: Fully static operation and TTL compatibility simplify system design and reduce component count.
• Increased system reliability: High-quality manufacturing processes and rigorous testing ensure reliable operation.

Technical Specifications

Organization: 32K x 8

Access Time: 30 ns

Supply Voltage: 5V

Operating Temperature: 0°C to +70°C

Package: DIP (Dual In-line Package)

The LH5420P-30 is a reliable and high-performance SRAM suitable for a wide range of applications requiring fast access times and low power consumption. Its compatibility with TTL logic and single 5V power supply simplifies system integration.