The Winbond W24257AKDX is a high-speed, low-power CMOS static RAM (SRAM) device. It is organized as 32K x 8 bits, offering a total memory capacity of 256 Kbits. This SRAM is designed for applications requiring fast access times and low power consumption, making it suitable for a variety of memory-intensive tasks.

Applications

• Embedded systems
• Networking equipment
• Industrial control systems
• Medical devices
• Consumer electronics
• Data Logging

Features

• High-speed access time: typically 55 ns
• Low power consumption: active and standby modes
• Single 5V power supply
• TTL compatible inputs and outputs
• Fully static operation: no clock or refresh required
• Three-state outputs
• Data retention voltage: 2V (min)
• Operating temperature: -40°C to +85°C (Industrial)
• Package: DIP, SOIC

Benefits

• Fast data access enables high-performance system operation.
• Low power consumption extends battery life in portable applications.
• Simple interface simplifies system integration.
• Wide operating temperature range ensures reliable operation in harsh environments.
• Static operation eliminates the need for complex refresh circuitry.

Additional Details

The W24257AKDX SRAM utilizes CMOS technology, which contributes to its low power consumption and high speed. The device operates from a single 5V power supply and features TTL-compatible inputs and outputs for easy interfacing with other digital logic circuits. The fully static operation means that no external clocks or refresh cycles are required to maintain data, simplifying the system design and reducing power consumption. The three-state outputs allow for easy memory expansion and bus sharing. This part is often used in applications where quick access to data is required but memory doesn't need to be non-volatile. Considerations should be made for power supply stability for optimal performance.