GD25LD80CKIGR

Memory IC Overview

The GD25LD80CKIGR is an 8M-bit (1M x 8) SPI NOR flash memory manufactured by GigaDevice. It operates on a single power supply voltage ranging from 1.65V to 2.0V. The device supports standard SPI and Dual Output interfaces, with a maximum clock frequency of 50MHz for fast read operations under a 30pF load. It features a uniform sector architecture consisting of 4K-byte sectors and 32/64K-byte blocks. The component includes hardware and software write protection mechanisms, a 128-bit unique ID, and is rated for industrial temperature ranges.

Memory IC Feature Summary

• Supports standard SPI and Dual Output data transfer modes
• Features flexible uniform sector and block erase architecture
• Includes hardware and software write protection capabilities
• Contains a 128-bit unique identification number per device

Memory IC Applications

• Embedded systems requiring code storage
• Industrial control applications
• Consumer electronics firmware storage

Memory IC Procurement Notes

Verify the specific package suffix 'K' corresponds to the required footprint, such as USON8 or SOP8, as the datasheet lists multiple valid packages for the GD25LD80C series. Confirm that the operating voltage range of 1.65V to 2.0V aligns with the system power rails. Ensure the industrial temperature grade meets environmental requirements.

Memory IC Selection Notes

Select this component when a low-voltage 1.8V operation is required for 8M-bit non-volatile storage. It is suitable for designs needing dual I/O speed improvements over standard SPI without the complexity of quad interfaces. Consider the uniform sector size for consistent erase granularity in firmware update scenarios.

Memory IC Part Context

This part belongs to the GD25LD80C series, which is designed for 1.8V applications. It complements other densities in the GigaDevice portfolio, offering a balance of performance and power efficiency for embedded memory needs. The series is characterized by its reliability and support for standard industry protocols.

Memory IC Replacement Considerations

GD25LD80CTIGR

Memory IC FAQ

What is the difference between Standard SPI and Dual Output modes?

Standard SPI uses separate pins for input (SI) and output (SO), while Dual Output mode utilizes both SI and SO pins as bidirectional I/O lines (IO0 and IO1) to transfer data at twice the rate.

How is the memory protected from unintended writes?

Protection is achieved via software commands setting Block Protect bits in the Status Register, or via the hardware WP# pin which can lock the Status Register and memory areas.