GD25Q40ETJGR

Memory IC Overview

The GD25Q40ETJGR is a 4M-bit (512K x 8) Serial NOR Flash memory manufactured by GigaDevice. It supports Standard, Dual, and Quad SPI interfaces with a maximum clock frequency of 133 MHz for fast read operations. The device operates on a single power supply voltage ranging from 2.7V to 3.6V. It features uniform sector architecture with 4KB sectors and 32/64KB blocks. Key electrical characteristics include a typical standby current of 11μA and deep power-down current of 1μA. The memory organization allows for page programming of up to 256 bytes.

Memory IC Feature Summary

• Supports Standard, Dual, and Quad SPI communication protocols for flexible data transfer rates.
• Features software and hardware write protection mechanisms including block protect bits and WP# pin control.
• Includes advanced security features such as a 128-bit Unique ID and programmable security registers with OTP locks.
• Enables Execute In Place (XiP) operation with continuous read capabilities to reduce instruction fetch latency.

Memory IC Applications

• Embedded systems requiring code storage
• IoT devices needing non-volatile memory
• Industrial control applications

Memory IC Procurement Notes

Verify the specific package variant corresponding to the 'TJGR' suffix against official datasheets, as it may denote specific temperature ranges or packaging types not fully detailed in general summaries. Confirm compatibility with required SPI modes and voltage levels before integration. Ensure proper handling procedures are followed due to moisture sensitivity classification.

Memory IC Selection Notes

Select this component when a 4M-bit capacity with high-speed Quad SPI support is required. It is suitable for designs needing robust data protection via hardware or software locking. Consider the operating temperature range and package dimensions to ensure fit within the target application constraints. Verify that the system voltage aligns with the 2.7V to 3.6V specification.

Memory IC Part Context

This part belongs to the GD25Q40E series of Serial NOR Flash memories. The series is designed for high-performance applications requiring reliable data retention and endurance. It offers various package options to suit different PCB layout requirements while maintaining consistent electrical performance across the product line.

Memory IC Replacement Considerations

Check for GD25Q40E variants with compatible packages and voltage ranges. Ensure substitute parts support the same SPI command set and speed grades if replacing in existing designs.