LE25U40CMCS00-AH

Product Overview

Category: Integrated Circuit (IC)

Use: Non-volatile Memory

Characteristics: - Serial Flash Memory - 4Mbit (512K x 8) - Low Power Consumption - Wide Operating Voltage Range - High-Speed Read and Write Operations

Package: SOP-8 (Small Outline Package)

Essence: The LE25U40CMCS00-AH is a serial flash memory IC that provides non-volatile storage for various electronic devices. It offers high-speed read and write operations, low power consumption, and a wide operating voltage range.

Packaging/Quantity: The LE25U40CMCS00-AH is typically packaged in a SOP-8 package. The quantity per package may vary depending on the manufacturer.

Specifications

• Memory Size: 4Mbit (512K x 8)
• Interface: Serial Peripheral Interface (SPI)
• Supply Voltage: 2.7V to 3.6V
• Operating Temperature Range: -40°C to +85°C
• Data Retention: 20 years
• Erase/Write Endurance: 100,000 cycles

Detailed Pin Configuration

The LE25U40CMCS00-AH has a total of 8 pins arranged as follows:

1. Chip Select (/CS) - Active low input used to enable or disable the device.
2. Serial Clock (SCK) - Input for synchronizing data transfer between the microcontroller and the flash memory.
3. Serial Data Input (SI) - Input for transferring data from the microcontroller to the flash memory.
4. Serial Data Output (SO) - Output for transferring data from the flash memory to the microcontroller.
5. Write Protect (/WP) - Input used to protect the memory from accidental writes.
6. Hold (/HOLD) - Input used to pause serial communication without resetting the device.
7. Ground (GND) - Reference ground for the IC.
8. Power Supply (VCC) - Supply voltage input for the IC.

Functional Features

• High-Speed Read and Write Operations: The LE25U40CMCS00-AH offers fast data transfer rates, allowing for efficient read and write operations.
• Low Power Consumption: This flash memory IC is designed to minimize power consumption, making it suitable for battery-powered devices.
• Wide Operating Voltage Range: The IC can operate within a wide voltage range, providing flexibility in various electronic applications.

Advantages and Disadvantages

Advantages: - Fast read and write operations - Low power consumption - Wide operating voltage range - Compact SOP-8 package

Disadvantages: - Limited storage capacity compared to higher-density flash memory ICs - Relatively higher cost per bit compared to larger memory chips

Working Principles

The LE25U40CMCS00-AH utilizes the Serial Peripheral Interface (SPI) protocol to communicate with a microcontroller or other host devices. It stores data in non-volatile memory cells, which retain information even when power is removed. The SPI interface allows for high-speed data transfer between the IC and the host device, enabling efficient read and write operations.

Detailed Application Field Plans

The LE25U40CMCS00-AH is commonly used in various electronic devices that require non-volatile memory storage. Some potential application fields include: - Consumer Electronics: Smartphones, tablets, digital cameras, portable media players - Automotive: Infotainment systems, instrument clusters, navigation systems - Industrial: Internet of Things (IoT) devices, industrial automation, control systems - Communication: Routers, modems, network switches

Detailed and Complete Alternative Models

1. LE25U40CMCS00-BH: Similar to LE25U40CMCS00-AH, but with extended temperature range (-40°C to +105°C).
2. LE25U40CMCS00-CH: Higher-density version with 8Mbit (1M x 8) memory size.
3. LE25U40CMCS00-DH: Lower power consumption variant with optimized energy efficiency.

These alternative models offer similar functionality and compatibility with the LE25U40CMCS00-AH, providing options for different application requirements.

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