BY25Q80BSTJG(T)

Memory IC Overview

The BY25Q80BSTJG(T) is an 8M-bit Serial Peripheral Interface (SPI) NOR Flash memory manufactured by BYTe Semiconductor. It supports Standard, Dual, and Quad SPI modes as well as the 2-clock instruction cycle Quad Peripheral Interface (QPI). The device operates on a single low voltage power supply ranging from 2.7V to 3.6V. Data transfer speeds reach up to 216 Mbits/s for Dual I/O and 432 Mbits/s for Quad I/O configurations. It features flexible architecture with 4KB sectors and 32/64KB blocks, supporting Execute In Place (XIP) operations.

Memory IC Feature Summary

• Supports standard, dual, and quad SPI interfaces along with QPI mode for high-speed data transfer
• Enables Execute In Place (XIP) operation with continuous read capabilities using byte wrap functions
• Provides comprehensive software and hardware write protection mechanisms including security registers
• Features flexible memory architecture with uniform sector and block erase options

Memory IC Applications

• Embedded systems requiring non-volatile code storage
• Industrial control applications needing reliable data retention
• Power management systems utilizing low standby current
• Consumer electronics with space-constrained surface mount requirements

Memory IC Procurement Notes

Verify the specific ordering suffix against official BYTe Semiconductor documentation to confirm package type and temperature range. Ensure compatibility with host system voltage levels within the specified 2.7V to 3.6V operating range. Confirm that the required interface mode (Standard, Dual, Quad, or QPI) aligns with the controller's capabilities. Check for any specific environmental certifications required for the target application.

Memory IC Selection Notes

Select this component when an 8M-bit capacity is required with support for high-speed Quad SPI or QPI interfaces. Consider the industrial temperature range availability if operating in extreme environments. Evaluate the need for hardware write protection via the /WP pin versus software-based protection schemes. Ensure the host processor supports the necessary SPI clock frequencies for optimal performance.

Memory IC Part Context

This part belongs to the BY25Q series of SPI NOR Flash memories from BYTe Semiconductor. The series offers various densities ranging from 512Kb to 1Gb. These devices are designed for applications requiring high reliability and flexibility, featuring uniform sector sizes and robust protection mechanisms. The BY25Q80BS variant specifically provides 8M-bit storage suitable for firmware and data logging.

Memory IC Replacement Considerations

Public confirmed substitute part numbers: BY25Q80ESSIG(T), BY25D80ASTIG(R).