onsemi

LE25U40CQH-AH

LE25U40CQH-AH Description

The LE25U40CQH-AH is an integrated circuit (IC) flash memory device designed for high-performance applications requiring reliable data storage and retrieval. Manufactured by onsemi, this memory IC is part of the Memory ICs Products category and is known for its robust performance and compatibility with various electronic systems.

This device features a 4Mbit (512K x 8) memory organization, providing ample storage capacity for a wide range of applications. It operates at a clock frequency of 40 MHz, ensuring fast data access and transfer speeds. The memory interface is SPI (Serial Peripheral Interface), which is widely used for communication between microcontrollers and various peripherals, making it highly versatile and easy to integrate into existing systems.

The LE25U40CQH-AH is designed for surface mount technology (SMT), which allows for compact and efficient PCB layouts. It is packaged in a Tape & Reel (TR) format, facilitating automated assembly processes and ensuring high reliability during manufacturing.

LE25U40CQH-AH Features

• Memory Size and Organization: The device offers a 4Mbit memory size with a 512K x 8 organization, providing a balance between storage capacity and data access speed.
• Clock Frequency: Operating at 40 MHz, the LE25U40CQH-AH ensures rapid data transfer and low latency, making it suitable for applications requiring high-speed data processing.
• Memory Interface: The SPI interface allows for seamless integration with microcontrollers and other peripherals, simplifying system design and reducing development time.
• Write Cycle Time: With a write cycle time of 5ms for words and pages, this memory IC provides efficient data writing capabilities, enhancing overall system performance.
• Voltage Range: The device operates within a supply voltage range of 2.3V to 3.6V, offering flexibility and compatibility with various power supply configurations.
• Compliance and Standards: The LE25U40CQH-AH is REACH unaffected and RoHS3 compliant, ensuring it meets the latest environmental and safety regulations.
• Moisture Sensitivity Level: With an MSL of 3 (168 hours), the device is suitable for use in environments with varying humidity levels, providing enhanced reliability and durability.

LE25U40CQH-AH Applications

The LE25U40CQH-AH is ideal for applications that require reliable and efficient data storage and retrieval. Some specific use cases include:

• Embedded Systems: Ideal for embedded systems where compact size and high performance are critical, such as IoT devices, smart sensors, and wearable technology.
• Automotive Electronics: Suitable for automotive applications where reliable data storage and fast access are essential, such as infotainment systems and advanced driver assistance systems (ADAS).
• Industrial Control Systems: Provides robust data storage for industrial control systems, ensuring reliable operation in harsh environments.
• Telecommunications: Can be used in telecommunication equipment for storing firmware and configuration data, ensuring quick and reliable access.

Conclusion of LE25U40CQH-AH

The LE25U40CQH-AH from onsemi is a high-performance flash memory IC that offers a combination of reliable data storage, fast access speeds, and versatile integration capabilities. Its 4Mbit memory size, 40 MHz clock frequency, and SPI interface make it suitable for a wide range of applications, from embedded systems to industrial control systems. The device's compliance with environmental and safety standards, along with its moisture sensitivity level, ensures it can be used in various environments without compromising reliability. Despite being marked as obsolete, the LE25U40CQH-AH remains a valuable component for applications requiring efficient and dependable flash memory solutions.