MR25H40CDC

Product Overview

Category

MR25H40CDC belongs to the category of non-volatile memory devices.

Use

It is primarily used for storing and retrieving digital information in electronic systems.

Characteristics

• Non-volatile: The stored data is retained even when power is removed.
• High capacity: MR25H40CDC has a storage capacity of 4 megabits (512 kilobytes).
• Serial interface: It communicates with the host system using a serial peripheral interface (SPI).
• Low power consumption: It operates at low power levels, making it suitable for battery-powered devices.

Package

MR25H40CDC is available in a compact surface-mount package.

Essence

The essence of MR25H40CDC lies in its ability to provide reliable and non-volatile storage for electronic systems.

Packaging/Quantity

It is typically packaged in reels or trays, with a quantity of 2500 units per reel/tray.

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

1. Chip Select (CS)
2. Serial Clock (SCK)
3. Serial Data Input (SI)
4. Serial Data Output (SO)
5. Write Protect (WP)
6. Ground (GND)
7. Power Supply (VCC)

Functional Features

• Byte-level Read and Write Operations: Allows individual bytes to be read from or written to the memory.
• Sector Erase: Enables erasing of entire sectors, allowing for efficient memory management.
• Write Protection: Provides a write protect feature to prevent accidental modification of stored data.
• Status Register: Allows the user to read various status information, such as write-in-progress or write-enable status.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data retention even during power loss.
• High storage capacity for accommodating large amounts of data.
• Low power consumption makes it suitable for battery-powered devices.
• Compact package size allows for easy integration into electronic systems.

Disadvantages

• Limited write endurance compared to other memory technologies.
• Relatively slower write speeds compared to volatile memory devices.
• Requires a serial interface, which may limit compatibility with certain systems.

Working Principles

MR25H40CDC utilizes flash memory technology to store digital information. It consists of a grid of memory cells, where each cell can store a binary value (0 or 1). The state of each memory cell is determined by the presence or absence of an electrical charge. When data is written, the charge is applied or removed from the appropriate memory cells. During read operations, the stored charges are detected and interpreted as binary values.

Detailed Application Field Plans

MR25H40CDC finds applications in various electronic systems, including but not limited to: - Consumer electronics - Automotive systems - Industrial control systems - Medical devices - Communication equipment

Detailed and Complete Alternative Models

1. MR25H256CDC: 256 kilobits (32 kilobytes) capacity, same characteristics and package as MR25H40CDC.
2. MR25H80CDC: 8 megabits (1 megabyte) capacity, same characteristics and package as MR25H40CDC.
3. MR25H160CDC: 16 megabits (2 megabytes) capacity, same characteristics and package as MR25H40CDC.
4. MR25H320CDC: 32 megabits (4 megabytes) capacity, same characteristics and package as MR25H40CDC.

These alternative models provide different storage capacities while maintaining similar features and packaging.

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