BY25D20ASMIG(R)

Memory IC Overview

The BY25D20ASMIG(R) is a 2M-bit SPI NOR Flash memory by BYTe Semiconductor. It supports Standard and Dual SPI interfaces with clock rates up to 108MHz for Fast Read and Dual Output modes. The device operates on a single 2.7V to 3.6V supply, featuring 4KB sectors and 32/64KB blocks. Key electrical parameters include 20mA active current and 5uA power-down current. It offers software/hardware write protection, 100k cycle endurance, and -40°C to +85°C industrial temperature range in an 8-pin SOP package.

Memory IC Feature Summary

• Supports Dual SPI output mode for high-speed data transfer at 108MHz
• Provides flexible hardware and software write protection mechanisms via /WP pin and status register bits
• Includes Deep Power-Down mode for significant standby current reduction
• Features factory-set unique 64-bit ID number for anti-cloning security

Memory IC Applications

• Industrial control systems requiring wide temperature operation
• Battery-powered devices utilizing low-power Deep Power-Down states
• Embedded firmware storage in microcontroller-based designs
• Secure applications leveraging unique device identification numbers

Memory IC Procurement Notes

Verify the specific suffix 'IG' against the manufacturer's official datasheet to confirm the exact package type (e.g., SOP-8 vs TSSOP) and temperature grade. Ensure the ordering code matches the required revision level Rev 2.4 or later. Confirm RoHS compliance status directly from the supplier documentation prior to procurement.

Memory IC Selection Notes

Select this component when a 2M-bit capacity is required with dual I/O speed capabilities. It is suitable for designs needing robust write protection features and industrial temperature stability. Compare performance metrics such as access time and erase speeds against alternative 2M-bit SPI NOR options to ensure compatibility with system timing constraints.

Memory IC Part Context

This part belongs to the BY25D20AS family of Serial Peripheral Interface NOR Flash memories. It shares architectural similarities with other BYTe Semiconductor flash products but is distinct in its 2M-bit density and specific interface support. The device is designed to replace legacy parallel flash or slower serial alternatives in compact embedded applications.

Memory IC Replacement Considerations

Check for direct substitutes within the BY25D20AS series that may offer different package options like USON8. Verify pinout compatibility if considering cross-manufacturer equivalents. Ensure any replacement supports the same 2.7V-3.6V voltage range and industrial temperature specifications.