S3A4004R0M-JI1AT

Memory IC Overview

The Netsol S3A4004R0M-JI1AT is a 4Mb SPI MRAM component utilizing STT-MRAM technology. It operates on a single 1.8V supply (1.71V–1.98V) and supports Single, Dual, and Quad SPI interfaces with SDR frequencies up to 108MHz and DDR up to 54MHz. The device features unlimited read endurance and 10^14 write cycles with 10-year data retention at 85°C. It includes an augmented 256-byte nonvolatile area, hardware security registers, and XIP support.

Memory IC Feature Summary

• Supports Execute In Place (XIP) for direct code execution from memory
• Provides hardware-level data protection via WP pin and block lock mechanisms
• Includes unique 64-bit identification and user-writable serial number registers
• Features an augmented 256-byte nonvolatile area with independent access

Memory IC Applications

• Industrial control systems requiring high endurance
• Embedded applications needing fast boot times
• IoT devices with limited power budgets
• Firmware storage in space-constrained designs

Memory IC Procurement Notes

Verify the specific suffix 'JI1AT' against official Netsol documentation to confirm package type and temperature grade. Ensure the design accommodates the 1.8V operating voltage range of 1.71V to 1.98V. Confirm interface compatibility with the host controller's SPI modes.

Memory IC Selection Notes

Select this part for applications demanding high write endurance compared to Flash. The 1.8V variant is suitable for low-voltage logic domains. Consider the WSON or SOIC package options based on board space constraints. Verify thermal requirements for industrial temperature ranges if applicable.

Memory IC Part Context

This component belongs to the S3Axx04x0M series of SPI MRAM devices. It shares architectural similarities with other densities in the family, such as 1Mb, 2Mb, 8Mb, and 16Mb variants. The 'R0M' designation indicates the 1.8V voltage version within the product line.

Memory IC Replacement Considerations

Direct substitutes are not explicitly listed in the provided datasheet. Evaluate other STT-MRAM or high-endurance Flash alternatives based on pin compatibility and voltage requirements.