BY25D05ASMIG(R)

Memory IC Overview

The BY25D05ASMIG(R) is a 512K-bit SPI NOR Flash memory by BYTe Semiconductor. It supports Standard and Dual SPI interfaces with clock rates up to 108 MHz. The device operates on a single 2.7V to 3.6V supply, featuring 5uA power-down current and 20mA active current. It offers 100k program-erase cycles and 20-year data retention. Available in 8-pin USON (2x3mm), SOP, and TSSOP packages, it includes hardware/software write protection and a unique 64-bit ID.

Memory IC Feature Summary

• Supports Dual SPI output for high-speed data transfer at 108MHz
• Includes hardware and software write protection mechanisms
• Features a factory-set unique 64-bit identification number
• Provides deep power-down mode for low standby current

Memory IC Applications

• Battery-powered embedded systems requiring low power consumption
• Firmware storage in microcontroller-based devices
• Code execution in place (XIP) applications
• Data logging and configuration storage

Memory IC Procurement Notes

Verify the specific package suffix matches the required form factor, as the base part number covers multiple options. Confirm the temperature grade corresponds to the application environment. Ensure the ordering quantity meets the manufacturer's minimum packing requirements. Cross-reference the JEDEC ID to validate authenticity against official databases.

Memory IC Selection Notes

Select this component when a small footprint and moderate density are required. The Dual SPI capability is suitable for bandwidth-constrained designs needing faster read speeds than standard SPI. Verify that the system voltage remains within the 2.7V to 3.6V range. Consider the USON package for space-sensitive PCB layouts compared to larger SOP variants.

Memory IC Part Context

This part belongs to the BY25D05AS family of Serial Peripheral Interface NOR Flash memories. It shares architectural similarities with other densities in the series but is distinct in its 512K-bit capacity. The device integrates standard SPI commands with enhanced dual-output modes. It is designed for general-purpose non-volatile storage in consumer and industrial electronics.

Memory IC Replacement Considerations

Check for compatible parts from other manufacturers supporting identical pinouts and command sets. Verify that substitute components offer equivalent voltage ranges and speed grades. Ensure the replacement supports the required Dual SPI functionality if utilized in the design.