The CY15B102Q-SXET is a 2Mb (256Kb x 8) nonvolatile static RAM (nvSRAM) from Cypress Semiconductor. It combines the fast access times of SRAM with the nonvolatility of EEPROM, offering data retention even when power is removed. It falls under the category of RAM (Random Access Memory).

Applications

• Data logging
• Industrial controls
• Medical devices
• Networking equipment
• Point-of-sale (POS) terminals
• Automotive applications

Features

• 2Mb (256Kb x 8) nvSRAM
• Fast access time (typically 45 ns)
• Unlimited read/write cycles
• Automatic STORE on power-down
• RECALL to SRAM on power-up
• Data retention for 20 years
• Operating voltage: 3.0V to 3.6V
• RoHS compliant

Benefits

• Data protection: Ensures data is retained even in the event of a power loss.
• Fast performance: Offers SRAM-like read/write speeds.
• High endurance: Supports unlimited read/write cycles without degradation.
• Simplified system design: Eliminates the need for external battery backup or EEPROM.
• Increased reliability: Provides a robust and reliable memory solution.
• Reduced power consumption: Consumes less power compared to traditional battery-backed SRAM.

Specifications

The CY15B102Q-SXET operates from a 3.0V to 3.6V power supply. Its access time is typically 45 ns, making it suitable for high-speed applications. Data retention is guaranteed for 20 years. The device features automatic STORE and RECALL functions, ensuring that data is automatically backed up to nonvolatile memory on power-down and restored to SRAM on power-up. It's available in various package options, such as SOIC and QFN. The operating temperature range is typically industrial grade (-40°C to +85°C).

This nvSRAM provides a reliable and high-performance memory solution for applications requiring both fast access times and nonvolatile data storage. Its automatic STORE and RECALL features simplify system design and ensure data integrity in critical applications.