CY14ME256J2-SXI

Memory IC Overview

The CY14ME256J2-SXI is a 256-Kbit (32 K × 8) non-volatile static random access memory (nvSRAM) manufactured by Infineon Technologies. It utilizes an SPI serial interface for data communication. The device integrates SRAM with QuantumTrap non-volatile elements to provide infinite read/write cycles and high data retention. It operates within a standard voltage range and supports industrial temperature specifications, ensuring reliable performance in embedded systems requiring persistent storage without external backup power.

Memory IC Feature Summary

• Integrates SRAM with QuantumTrap non-volatile memory technology
• Supports automatic STORE on power-down using a small capacitor
• Provides infinite read and write cycles with high reliability

Memory IC Applications

• Embedded systems requiring persistent configuration storage
• Industrial control applications needing reliable data logging
• Consumer electronics with limited power supply constraints

Memory IC Procurement Notes

Verify the current lifecycle status as the component may be subject to termination notifications. Confirm package availability and moisture sensitivity level requirements before integration. Ensure compatibility with existing SPI controller interfaces and validate operating voltage ranges against system specifications.

Memory IC Selection Notes

Select this component when infinite endurance is required for frequent data updates. Consider the SPI interface complexity versus parallel alternatives. Evaluate the need for automatic power-down storage features to simplify circuit design. Verify temperature range compliance for the specific deployment environment.

Memory IC Part Context

This part belongs to the CY14ME256J2 series of nvSRAM devices. It represents a transition from Cypress Semiconductor to Infineon Technologies following corporate acquisitions. The series focuses on providing non-volatile memory solutions that eliminate the need for battery backups or complex flash management algorithms.

Memory IC Replacement Considerations

Check for official end-of-life notifications. Verify if newer revisions within the same family offer improved specifications. Ensure pinout and electrical characteristics match exactly before substituting.