BY25Q32BSHIG(R)

Memory IC Overview

The BY25Q32BSHIG(R) is a 32M-bit SPI NOR Flash memory from BYTe Semiconductor. It supports Standard, Dual, and Quad SPI interfaces with data transfer speeds up to 432 Mbits/s in Quad mode. The device operates on a single 2.7V to 3.6V supply voltage. Key features include flexible architecture with 4KB sectors and 32/64KB blocks, low power consumption (20mA active, 5uA standby), and comprehensive software/hardware write protection including security registers. It offers typical 100k program-erase cycles and 20-year data retention.

Memory IC Feature Summary

• Supports Standard, Dual, and Quad SPI operations for high-speed data transfer
• Features flexible memory architecture with 4KB sectors and 32/64KB blocks
• Includes hardware and software write protection mechanisms with security registers
• Operates on a single low-voltage power supply ranging from 2.7V to 3.6V

Memory IC Applications

• Embedded systems requiring non-volatile code storage
• Consumer electronics firmware storage
• Industrial control system data logging
• IoT devices needing reliable flash memory

Memory IC Procurement Notes

Verify the specific package variant (SOP, WSON, or USON) required for your design, as the base model covers multiple packages. Confirm the temperature grade (Commercial or Industrial) matches your application environment. Ensure the ordering suffix aligns with the desired packing quantity and pin configuration. Cross-reference the manufacturer ID and device ID if compatibility with existing firmware is critical.

Memory IC Selection Notes

Select this component when a 32M-bit capacity is needed with high-speed Quad SPI support. Consider the operating voltage range of 2.7V to 3.6V for compatibility with your system's power rails. Evaluate the need for hardware write protection via the /WP pin if security is a priority. Check the available package options against your PCB layout constraints.

Memory IC Part Context

This part belongs to the BY25Q32BS family of SPI NOR Flash memories. It shares core specifications with other variants in the series but may differ in package type and temperature rating. The 'HIG' suffix typically denotes specific packaging and environmental characteristics within the manufacturer's lineup. It is designed for applications requiring robust data retention and flexible protection schemes.

Memory IC Replacement Considerations

Check for direct substitutes like BY25Q32ESSIG(T) or BY25Q32ESTIG(T) which share similar electrical characteristics. Verify pin compatibility and package dimensions before substitution. Ensure the replacement part supports the required Quad SPI mode and voltage range. Confirm that the temperature range meets your application needs.