LE25U40CMCQ00-AH

Product Overview

Category

LE25U40CMCQ00-AH belongs to the category of electronic components.

Use

LE25U40CMCQ00-AH is commonly used in various electronic devices for data storage and retrieval purposes.

Characteristics

• Non-volatile memory: The LE25U40CMCQ00-AH is a non-volatile memory chip, which means it retains stored data even when power is removed.
• High capacity: This chip has a storage capacity of 4 megabits (Mb), allowing for the storage of a large amount of data.
• Serial interface: The LE25U40CMCQ00-AH utilizes a serial peripheral interface (SPI) for communication with other devices.
• Low power consumption: This chip is designed to consume minimal power during operation, making it suitable for battery-powered devices.
• Wide operating voltage range: The LE25U40CMCQ00-AH can operate within a voltage range of 2.7V to 3.6V, providing flexibility in different applications.

Package

The LE25U40CMCQ00-AH is available in a compact surface-mount package, ensuring easy integration into electronic circuit boards.

Essence

The essence of LE25U40CMCQ00-AH lies in its ability to provide reliable and high-capacity non-volatile memory storage for electronic devices.

Packaging/Quantity

This chip is typically packaged in reels or trays, with each reel containing a specific quantity of chips. The exact packaging and quantity may vary depending on the manufacturer's specifications.

Specifications

• Memory capacity: 4 megabits (512 kilobytes)
• Interface: Serial Peripheral Interface (SPI)
• Operating voltage: 2.7V - 3.6V
• Operating temperature range: -40°C to +85°C
• Data retention: Up to 20 years
• Write endurance: 100,000 cycles

Detailed Pin Configuration

The LE25U40CMCQ00-AH has a total of 8 pins, each serving a specific purpose. The pin configuration is as follows:

1. Chip Select (CS)
2. Serial Clock (SCK)
3. Serial Data Input/Output (SDI/SDO)
4. Write Protect (WP)
5. Hold (HOLD)
6. Ground (GND)
7. Power Supply (VCC)
8. Not Connected (NC)

Functional Features

• Fast data transfer: The LE25U40CMCQ00-AH supports high-speed data transfer rates, allowing for efficient read and write operations.
• Sector erase capability: This chip enables the erasure of specific sectors, providing flexibility in managing stored data.
• Write protection: The Write Protect (WP) pin allows for hardware-based write protection, preventing accidental modification or deletion of stored data.
• Low power consumption: The LE25U40CMCQ00-AH is designed to minimize power consumption during both active and standby modes.

Advantages and Disadvantages

Advantages

• High storage capacity
• Non-volatile memory ensures data retention even without power
• Compact package for easy integration
• Wide operating voltage range
• Fast data transfer rates

Disadvantages

• Limited write endurance (100,000 cycles)
• Requires an external microcontroller or host device for operation

Working Principles

The LE25U40CMCQ00-AH utilizes flash memory technology to store and retrieve data. It employs a serial peripheral interface (SPI) for communication with other devices. When data needs to be stored, it is sent to the chip through the SPI interface and written into the appropriate memory cells. During data retrieval, the chip reads the stored data and sends it back through the SPI interface to the host device.

Detailed Application Field Plans

The LE25U40CMCQ00-AH can be used in various electronic devices that require non-volatile memory storage. Some potential application fields include:

1. Consumer electronics: Used in smartphones, tablets, digital cameras, and portable media players for storing user data, firmware, and software updates.
2. Automotive systems: Employed in car infotainment systems, navigation units, and engine control modules for data logging and configuration storage.
3. Industrial equipment: Utilized in programmable logic controllers (PLCs), industrial automation systems, and data loggers for storing critical operational data.
4. Medical devices: Integrated into medical equipment such as patient monitors, infusion pumps, and diagnostic devices for data storage and firmware updates.

Detailed and Complete Alternative Models

• LE25U40CMCQ00-BH
• LE25U40CMCQ00-CH
• LE25U40CMCQ00-DH
• LE25U40CMCQ00-EH

These alternative models offer