MR25H40CDF

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MR25H40CDF

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IC RAM 4MBIT SPI 40MHZ 8DFN

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Especificações

Atributo Valor
Package Tray
ProductStatus Active
MemoryType Non-Volatile
MemoryFormat RAM
Technology MRAM (Magnetoresistive RAM)
MemorySize 4Mb (512K x 8)
MemoryInterface SPI
ClockFrequency 40 MHz
Voltage-Supply 3V ~ 3.6V
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 8-VDFN Exposed Pad

Visão Geral

Description

The MR25H40CDF is a magnetoresistive random-access memory (MRAM) chip produced by Everspin Technologies. It is a non-volatile memory device, meaning it retains data without power, and offers a storage capacity of 4 megabits. The MRAM technology combines the speed of SRAM with the non-volatility of flash memory, providing fast read and write speeds without the need for periodic refreshing. This makes it highly suitable for applications requiring high-speed data access and reliability, such as industrial, automotive, and aerospace sectors.
The MR25H40CDF operates over a wide temperature range and is resistant to radiation, making it robust in harsh environments. It communicates via a Serial Peripheral Interface (SPI), which simplifies integration into various systems. The chip's endurance allows for an almost unlimited number of write and read cycles, offering significant advantages over traditional memory solutions. Its efficient power consumption further enhances its applicability in power-sensitive applications. Overall, the MR25H40CDF is valued for its durability, speed, and reliability, making it a versatile choice for modern electronic systems.

Equivalent

The MR25H40CDF is a 4Mb non-volatile magnetoresistive random-access memory (MRAM) chip. Equivalent products include:
1. Everspin Technologies: MR25H40, similar in function and capacity.
2. Honeywell: Offers MRAM solutions with similar specifications.
3. Avalanche Technology: Provides parallel and serial MRAM products with comparable features.
4. Spin Memory: Another provider of MRAM solutions that may offer similar products.
Always verify specific technical requirements like pin configuration and interface compatibility.

Features

The MR25H40CDF is a magnetoresistive random-access memory (MRAM) chip known for its non-volatility, enabling data retention without power. Key features include:
1. Density and Interface: It offers a 4 Mbit density, making it suitable for applications requiring moderate data storage. It uses a standard serial peripheral interface (SPI), simplifying integration with various microcontrollers.
2. Speed: The MRAM provides fast read and write speeds, typically much faster than EEPROM or Flash memory, with no write delays.
3. Endurance and Reliability: It boasts virtually unlimited endurance with a high number of read/write cycles and data retention typically exceeding 20 years, enhancing reliability in critical applications.
4. Low Power Consumption: The MR25H40CDF operates efficiently with low power usage, which is crucial for battery-powered and energy-sensitive applications.
5. Wide Temperature Range: Its operational temperature range is suitable for industrial environments, making it versatile for various applications.
These features make the MR25H40CDF ideal for use in scenarios where data integrity, speed, and low power consumption are critical.

Pinout

The MR25H40CDF is a non-volatile magnetoresistive random-access memory (MRAM) chip produced by Everspin Technologies. It typically comes in an 8-pin DFN (Dual Flat No-leads) package, and the pin count of the MR25H40CDF is 8.
The functions of the pins are as follows:
1. CS# (Chip Select): Activates the device when low.
2. SO (Serial Output): Provides data output from the memory.
3. WP# (Write Protect): Protects against inadvertent write operations.
4. VSS (Ground): Ground reference for the device.
5. SI (Serial Input): Inputs data to the memory.
6. SCK (Serial Clock): Provides the clock signal for data transfer.
7. HOLD#: Pauses serial communication without resetting the sequence.
8. VCC (Power Supply): Supplies power to the device.
These pins enable the MR25H40CDF to interface with microcontrollers or processors using a serial peripheral interface (SPI), facilitating the read and write operations essential for applications requiring fast, non-volatile memory.

Manufacturer

The MR25H40CDF is manufactured by Everspin Technologies, Inc. Everspin is a company specializing in the development and production of magnetoresistive random-access memory (MRAM) products. They are known for their innovations in non-volatile memory solutions, which are used across various applications needing high speed, endurance, and reliability. Everspin's MRAM products, including the MR25H40CDF, are utilized in sectors such as industrial, automotive, and enterprise storage, where robust and durable memory solutions are essential.

Application

The MR25H40CDF is a magnetoresistive random-access memory (MRAM) chip known for its non-volatile storage, high-speed performance, and endurance. Its application areas include:
1. Industrial Automation: For reliable data logging and system configurations.
2. Automotive Systems: In advanced driver-assistance systems (ADAS) and infotainment for quick data retrieval.
3. Aerospace and Defense: For mission-critical data storage due to its robustness and reliability.
4. Medical Devices: Ensures data integrity and rapid processing in portable medical equipment.
5. IoT Devices: For low-power and fast-access data storage needs.
6. Consumer Electronics: In gaming consoles and set-top boxes for fast boot and data processing.
These applications benefit from its durability, speed, and non-volatility.

Package

The MR25H40CDF is a magnetoresistive random-access memory (MRAM) device, and it comes in an 8-pin DFN (Dual Flat No-leads) package. This package type is designed to provide a compact and low-profile form factor suitable for surface-mount technology applications.

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