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MR25H40MDF

Name: MR25H40MDF
Rating: 4.7 (12 reviews)

IC RAM 4MBIT SPI 40MHZ 8DFN

제조업체
Mfr.부분 #MR25H40MDF
패키지 DFN-8
데이터시트 MR25H40MDF DataSheet
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사양

Package	Tray
Series	Automotive, AEC-Q100
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 ~ 125°C (TA)
MountingType	Surface Mount
Package/Case	8-VDFN Exposed Pad

개요

Description

The MR25H40MDF is a 4 Mbit (512 K x 8) serial NAND flash memory device manufactured by Micron Technology. It utilizes the Serial Peripheral Interface (SPI) protocol for communication, allowing for easy integration into various electronic systems. The MR25H40MDF is designed for applications that require non-volatile storage, such as consumer electronics, automotive, and industrial devices.
Key features include low power consumption, high-speed data transfer, and a variety of advanced security functions to protect data integrity. It supports multiple modes of operation and can be accessed with fast read speeds, making it suitable for applications that require quick data retrieval. Additionally, the device includes wear leveling and error correction mechanisms to enhance endurance and reliability, crucial for long-term data retention in demanding environments. Overall, the MR25H40MDF is a versatile solution for projects requiring efficient and reliable flash memory storage.

Features

The MR25H40MDF is a 4Mbit (512K x 8) serial NOR Flash memory device offering several key features:
1. Interface: It utilizes a standard SPI (Serial Peripheral Interface) for easy integration with microcontrollers and processors.
2. High Performance: The memory supports fast read speeds of up to 104 MHz, enabling rapid data access.
3. Low Power Consumption: It operates at low voltage (1.65V to 2.0V), making it suitable for battery-powered applications.
4. Endurance: The device is designed for a minimum of 100,000 program/erase cycles, ensuring reliable data retention.
5. Data Retention: It provides a data retention period of up to 20 years at 85°C.
6. Multiple Modes: Supports various modes, including Quad SPI and Dual I/O, for enhanced data transfer rates.
7. Package Options: Available in different packages, such as SOIC and WSON, facilitating flexible integration into various designs.
These features make the MR25H40MDF ideal for applications in consumer electronics, automotive, and industrial sectors.

Package

The MR25H40MDF is typically packaged in a TSOP (Thin Small Outline Package) format. This package type is designed for surface-mount applications and optimizes space on printed circuit boards.

Pinout

The MR25H40MDF is a 4Mbit Serial NOR Flash memory chip offered by Macronix. It features a total of 8 pins. The pin functions are as follows:
1. CS# (Chip Select): Active low signal to select the device.
2. SO (Serial Output): Data output pin for reading data.
3. SI (Serial Input): Data input pin for writing data.
4. SCK (Serial Clock): Clock input for synchronizing data transfer.
5. WP# (Write Protect): Active low pin to enable write protection.
6. HOLD#: Active low pin to pause the operation.
7. VCC: Power supply pin.
8. GND: Ground pin.
The device supports various modes for read, write, and erase operations, typically interfacing via the SPI (Serial Peripheral Interface) protocol.

Manufacturer

The MR25H40MDF is manufactured by Macronix International Co., Ltd. Macronix is a leading company in the semiconductor industry, specializing in non-volatile memory solutions such as flash memory and ROM products. Founded in 1989 and headquartered in Hsinchu, Taiwan, Macronix develops a wide range of memory products used in consumer electronics, automotive applications, and industrial systems. The company is known for its commitment to quality and innovation, providing reliable memory solutions for various applications across different markets.

Application

The MR25H40MDF is a non-volatile memory chip used primarily in embedded systems for data storage and retrieval. Its application areas include automotive electronics, industrial automation, consumer electronics, and Internet of Things (IoT) devices. It is particularly useful for firmware storage, configuration data, and system parameters, providing reliable performance in environments with varying temperature and humidity conditions.

Equivalent

The MR25H40MDF is a 4 Mb Serial NOR Flash memory chip. Equivalent products include:
1. Winbond W25Q40JV - 4 Mb Serial Flash
2. Macronix MX25L4006E - 4 Mb Serial Flash
3. Adesto Technologies AT25DF041 - 4 Mb Serial Flash
4. Cypress S25FL040K - 4 Mb Serial Flash
Ensure to check pin compatibility and specifications for your specific application.