MX25U25643GZ4I00

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MX25U25643GZ4I00

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IC FLASH 256MBIT SPI/QUAD 8WSON

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Attribut Wert
Series MXSMIO™
Part Status Active
Base Product Number MX25U25643
Memory Type Non-Volatile
Memory Format FLASH
Technology FLASH - NOR (SLC)
Memory Size 256Mbit
Memory Organization 64M x 4, 128M x 2, 256M x 1
Memory Interface SPI - Quad I/O, QPI, DTR
Clock Frequency 133 MHz
Write Cycle Time - Word, Page 40µs, 3ms
Voltage - Supply 1.65V ~ 2V
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Package 8-WDFN Exposed Pad
Supplier Device Package 8-WSON (8x6)
Packaging Tray
Access Time 8 ns

Übersicht

Description

The MX25U25643GZ4I00 is a high-performance, 256 Mb (megabit) serial NOR Flash memory device manufactured by Macronix. It is designed for applications requiring reliable storage with quick access times, such as in consumer electronics, automotive systems, and industrial devices. The device operates on a wide voltage range, typically from 2.7V to 3.6V, making it versatile for various power supply conditions.
Key features of the MX25U25643GZ4I00 include a 4KB sector erase capability, fast program and erase times, and support for traditional Serial Peripheral Interface (SPI) as well as Dual/Quad I/O SPI for faster data transfer. Its small footprint and low power consumption make it suitable for compact and energy-efficient designs.
The device includes advanced security features like hardware and software write protection, block protection, and a dedicated security register to safeguard data integrity and confidentiality. Its endurance is notable, with the capability of handling numerous program/erase cycles, ensuring longevity and reliability in demanding environments.

Equivalent

The MX25U25643GZ4I00 is a 256Mb serial NOR Flash memory chip. Equivalent products with similar specifications include:
1. Micron M25P256 - 256Mb serial NOR Flash.
2. Winbond W25Q256JV - 256Mb serial NOR Flash.
3. AT25SF256 by Adesto - 256Mb serial NOR Flash.
These alternatives offer similar memory capacities and are suitable for applications requiring non-volatile storage solutions. Always verify compatibility with your specific application requirements.

Features

The MX25U25643GZ4I00 is a high-performance NOR Flash memory component from Macronix. It features a storage capacity of 256 megabits and is designed for a wide range of applications including consumer electronics, industrial devices, and automotive systems.
Key features include:
- Interface: Utilizes a Quad-SPI (Serial Peripheral Interface), which enhances data transfer speeds.
- Performance: Offers fast data access times and supports read, write, and erase operations efficiently.
- Low Power Consumption: Designed to operate with low power, making it suitable for battery-powered devices.
- Wide Operating Voltage: Supports a wide operating voltage range, enhancing its compatibility with various systems.
- Security: Includes security features such as block protection and hardware/software write protection to safeguard data.
- Temperature Range: Supports a broad temperature range, making it reliable for use in harsh environments.
- Package Type: Often available in compact packages like WSON, making it ideal for space-constrained applications.
Overall, the MX25U25643GZ4I00 is a versatile and reliable memory solution, offering high speed, low power, and robust security features.

Pinout

The MX25U25643GZ4I00 is a serial NOR Flash memory chip manufactured by Macronix. It features a total pin count of 8. These pins typically serve the following functions:
1. CS# (Chip Select): Activates the device when pulled low.
2. SO (Serial Output): Outputs data from the memory during read operations.
3. WP# (Write Protect): Protects sectors against program and erase operations.
4. VSS (Ground): Ground reference for power supply.
5. SI (Serial Input): Inputs data into the memory during program operations and command sequences.
6. SCLK (Serial Clock): Provides the clock signal for the SPI interface.
7. HOLD# (Hold): Pauses the serial communication.
8. VCC (Power Supply): Powers the device.
This chip is part of the MX25U series, which is designed for high-performance, low-power applications and is often used in consumer electronics, automotive, and industrial applications. It supports standard, dual, and quad SPI interfaces for flexible data transmission options.

Manufacturer

The MX25U25643GZ4I00 is manufactured by Macronix International Co., Ltd. Macronix is a Taiwanese company that specializes in the design and production of non-volatile memory products, including NOR Flash, NAND Flash, and ROM chips. Founded in 1989, Macronix is recognized for its innovation and technology in the semiconductor industry, providing memory solutions for a wide range of applications, such as consumer electronics, automotive, industrial, and communication devices. The company focuses on delivering high-performance, reliable, and cost-effective memory products to meet the needs of various markets globally.

Application

The MX25U25643GZ4I00 is a 256Mb serial NOR Flash memory, which finds application in various areas due to its high performance, reliability, and low power consumption. It is commonly used in consumer electronics like smart TVs, set-top boxes, and gaming consoles for storing firmware and user data. In the automotive industry, it supports advanced driver-assistance systems (ADAS) and infotainment systems. It's also utilized in IoT devices, providing secure storage for firmware and configuration data. Additionally, it serves in industrial applications for data logging and system configuration, offering robustness and extended temperature range capabilities essential for harsh environments.

Package

The MX25U25643GZ4I00 is a NOR Flash memory chip from Macronix, featuring a 256Mb storage capacity. It comes in a USON (Ultra-Small Outline No-leads) package type, specifically designed to be compact and suitable for space-constrained applications.

Frequently Asked Questions


Q: What is the memory size and organization of the MX25U25643GZ4I00?
A: It has 256Mbit capacity, organized as 64M x4, 128M x2, or 256M x1, providing flexible data bus widths for SPI Quad I/O and QPI modes.


Q: What voltage supply does this NOR Flash device require?
A: It operates on a low voltage supply range of 1.65V to 2V, suitable for low-power and battery-powered applications.


Q: What is the maximum clock frequency for SPI operations?
A: The device supports a clock frequency up to 133 MHz, enabling high-speed read and write operations in Quad I/O and DTR modes.


Q: What is the write cycle time for a page program?
A: The typical page program time is 3ms, with a word program time of 40µs, ensuring efficient data writing for embedded systems.


Q: What is the operating temperature range of this component?
A: It operates from -40°C to 85°C (TA), making it ideal for industrial and automotive-grade environments requiring reliable data retention.


Q: Does this Flash memory support Dual Transfer Rate (DTR) mode?
A: Yes, it supports DTR along with SPI, Quad I/O, and QPI interfaces, doubling data throughput for high-performance applications.


Q: What package options are available for the MX25U25643GZ4I00?
A: It comes in an 8-WDFN Exposed Pad package with a supplier device package of 8-WSON (8x6mm), suitable for surface mount assembly.


Q: What is the typical access time for this NOR Flash memory?
A: The access time is 8 ns, enabling fast random read operations critical for code shadowing and execute-in-place (XIP) applications.


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