The D43256AGU-12L is a high-speed, low-power 256K-bit CMOS static RAM (SRAM) manufactured by NEC. This SRAM is designed for applications requiring fast access times and low power consumption. It is organized as 32,768 words by 8 bits.

Applications

• High-speed cache memory
• Buffer memory
• Workstations and personal computers
• Microprocessor systems
• Digital signal processing (DSP) systems

Features

• High-speed access time: 12 ns
• Low power consumption: Active current - 100 mA (typical), Standby current - 10 mA (typical)
• Fully static operation: No clock or refresh required
• TTL compatible inputs and outputs
• Single 5V power supply
• 32,768 words by 8 bits organization
• Three-state outputs

Benefits

• Fast access times enable high-performance system operation.
• Low power consumption minimizes heat generation and reduces power supply requirements.
• Static operation simplifies system design and eliminates the need for complex timing circuitry.
• TTL compatibility allows for easy integration with standard logic devices.
• Single 5V power supply simplifies power distribution.

Additional Details

The D43256AGU-12L is available in a 28-pin DIP or SOJ package. It operates over the commercial temperature range (0°C to +70°C). The device utilizes CMOS technology to achieve high speed and low power dissipation. Its fast access time makes it suitable for use in cache memory and other high-speed applications where quick data retrieval is essential. The fully static operation of the SRAM simplifies system design and eliminates the need for external refresh circuitry. The device's TTL compatible inputs and outputs ensure compatibility with a wide range of logic devices.

The D43256AGU-12L is a reliable and cost-effective solution for high-speed memory applications. Its combination of high speed, low power, and ease of use makes it an ideal choice for a variety of applications. It's commonly used in embedded systems and legacy computing platforms where these specific memory characteristics are crucial.