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MR25H40CDF

Name: MR25H40CDF
Rating: 4.7 (12 reviews)

IC RAM 4MBIT SPI 40MHZ 8DFN

製造商
製造商。部分 #MR25H40CDF
包 8-VDFNExposedPad
資料表 MR25H40CDF DataSheet
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規格

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

概述

Description

The MR25H40CDF is a 4-megabit (512 K x 8) NAND flash memory chip, designed for a variety of applications, including consumer electronics, automotive systems, and industrial devices. It operates on a supply voltage of 2.7V to 3.6V and utilizes a Serial Peripheral Interface (SPI) for communication, making it suitable for low-power and space-constrained environments.
Key features include fast read speeds, efficient erase and program operations, and endurance for numerous write/erase cycles. The chip employs advanced error correction and wear leveling algorithms, enhancing data integrity and longevity. Its compact form factor allows for easy integration into various devices, making it a popular choice for firmware storage, data logging, and other non-volatile memory applications.
Overall, the MR25H40CDF is a reliable and efficient solution for those needing durable memory in a compact package.

Features

The MR25H40CDF is a 4 Megabit (512K x 8) Serial NOR Flash memory device. Key features include:
1. Interface: SPI (Serial Peripheral Interface) for easy communication with microcontrollers.
2. Voltage Range: Operates from 2.7V to 3.6V, suitable for low-power applications.
3. Speed: Offers high-speed read access times typically around 75 ns.
4. Erase/Program Cycles: Supports multiple erase/program cycles, with a typical endurance of 100,000 cycles.
5. Data Retention: Provides data retention of up to 20 years.
6. Memory Organization: Structured in 4K byte sectors, allowing efficient data management.
7. Security Features: Supports sector protection and an electronic signature for security and authenticity.
8. Packages: Available in various package types, including SOP and WSON, facilitating integration into different designs.
This combination of features makes the MR25H40CDF suitable for a wide range of applications, including consumer electronics, automotive, and industrial systems.

Package

The MR25H40CDF is typically packaged in a TSOP (Thin Small Outline Package) form factor, commonly used for memory devices.

Pinout

The MR25H40CDF is a 4 Mb (megabit) Serial NOR Flash memory device with a 16-pin SOIC (Small Outline Integrated Circuit) package.
Pin Count and Functions:
1. CS# (Chip Select): Active low, selects the device.
2. SO (Serial Output): Data output for read operations.
3. SI (Serial Input): Data input for write operations.
4. SCK (Serial Clock): Clock signal for synchronous data transfer.
5. WP# (Write Protect): Active low, protects memory from being written to.
6. RESET#: Active low, resets the device.
7. VCC: Power supply pin.
8. GND: Ground pin.
Additional pins are used for specific functionalities like hold, identification, and other manufacturer-specific features. The device primarily operates via a SPI interface, allowing for fast data access and programming capabilities.

Manufacturer

The MR25H40CDF is manufactured by Micron Technology, Inc. Micron is a leading American company that specializes in semiconductor devices, particularly memory and storage solutions. Established in 1978, Micron focuses on manufacturing DRAM, NAND flash memory, and other types of memory products. The company serves a wide range of markets, including computing, networking, mobile, automotive, and industrial applications. Micron is known for its innovation in memory technologies and plays a significant role in the global semiconductor industry.

Application

MR25H40CDF is a high-performance MOSFET commonly used in power management applications, including DC-DC converters, motor drives, and power supplies. Its low on-resistance and fast switching capabilities make it suitable for efficient energy conversion in consumer electronics, automotive systems, and renewable energy systems. Additionally, it is utilized in industrial control applications for reliable and efficient power switching.

Equivalent

The MR25H40CDF is a 4 Mb Serial NOR Flash memory chip. Equivalent products include the Winbond W25Q40, Spansion S25FL040P, and Micron M25P40. Always verify specifications and compatibility for specific applications.