The CY62256LL-55SNXE is a low-power, high-speed CMOS Static RAM (SRAM) manufactured by Cypress Semiconductor Corp, now categorized as END-OF-LIFE. This SRAM was specifically designed for applications where both speed and power efficiency are critical. It provided fast access times with minimal power consumption, making it well-suited for portable devices, embedded systems, and battery-backed applications. Its asynchronous operation simplifies integration into various system designs.

Applications

• Portable electronics
• Embedded systems
• Battery-backed systems
• Cache memory
• Data buffers
• Instrumentation
• Communication equipment

Features

• Fast access time: Offers a fast access time of 55 ns, enabling quick data retrieval.
• Low power consumption: Designed to minimize power consumption, extending battery life in portable devices.
• Asynchronous operation: Operates asynchronously, simplifying integration into systems.
• Wide voltage range: Supports a wide operating voltage range, typically from 2.7V to 5.5V.
• Data retention: Capable of retaining data even when power is off.
• Multiple package options: Available in various package types to suit different design requirements.

Benefits

• Improved performance: Fast access times enhance the performance of the host system.
• Extended battery life: Low power consumption contributes to longer battery life in portable applications.
• Design simplicity: Asynchronous operation simplifies memory interface design.
• Versatile operation: Wide voltage range allows usage in diverse systems.
• Data integrity: Data retention ensures data is preserved during power outages.
• Flexibility: Multiple package options provide design flexibility.

Additional Details

The CY62256LL-55SNXE operates across a broad voltage range and comes in various package configurations, including surface-mount and through-hole options. For detailed electrical characteristics, timing specifications, and application notes, refer to the device datasheet. Given that this SRAM is now END-OF-LIFE, it is crucial to identify suitable replacements or alternative memory solutions for new designs and for maintaining existing systems that depend on this component.

Cypress Semiconductor Corp, now part of Infineon Technologies, is a reputable provider of memory solutions. Although the CY62256LL-55SNXE is no longer actively in production, Cypress offers a variety of current SRAM products designed to meet the needs of modern electronic applications.