BY25Q80BSSIG(R)

Memory IC Overview

The BY25Q80BSSIG(R) is an 8M-bit Serial NOR Flash memory manufactured by BYTe Semiconductor. It supports Standard, Dual, Quad SPI, and QPI interfaces with a maximum clock frequency of 108 MHz. The device operates on a single voltage supply ranging from 2.7V to 3.6V. Key performance metrics include a typical page program time of 0.6ms, sector erase time of 50ms, block erase time of 0.15s/0.25s, and chip erase time of 4s. It features flexible architecture with 4KB sectors and 32KB/64KB blocks.

Memory IC Feature Summary

• Supports standard, dual, quad SPI, and QPI modes for high-speed data transfer up to 432 Mbits/s.
• Includes software and hardware write protection mechanisms with three 256-byte security registers.
• Features flexible memory architecture with uniform 4KB sectors and 32KB/64KB blocks.
• Enables Execute In Place (XIP) operation with continuous read capabilities.

Memory IC Applications

• Firmware storage in embedded systems
• Code execution in place (XIP) applications
• Data logging and configuration storage
• Industrial control system memory

Memory IC Procurement Notes

Verify the specific suffix 'SIG' against the manufacturer's datasheet to confirm package type and temperature range. Ensure the ordering code matches the required industrial or commercial grade specifications. Confirm availability of the reel packaging option if indicated by the '(R)' suffix.

Memory IC Selection Notes

Select this component when an 8M-bit capacity is required with support for high-speed Quad SPI and QPI interfaces. Consider the 2.7V-3.6V operating voltage range and the available package options such as SOP8 or USON8. Evaluate the need for hardware write protection and security register features for your specific application requirements.

Memory IC Part Context

This part belongs to the BY25Q80BS series of Serial NOR Flash memories. It is designed for applications requiring reliable non-volatile storage with fast access times. The series supports various interface modes to optimize system performance and bandwidth.

Memory IC Replacement Considerations

Check pin compatibility and electrical characteristics against potential substitutes like GD25Q80 or W25Q80. Verify that the replacement part supports the same voltage range and interface modes.

Memory IC FAQ

What is the maximum clock frequency for Fast Read operations?

The maximum clock rate for Fast Read (Serial) is 108 MHz with a 30pF load.

How does the /WP pin function in Quad mode?

In Quad mode, the /WP pin functions as IO2 for input and output data transfer.