MX25L25645G
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Description
MX25L25645G Product Overview Complete Product Page
Product Overview MX25L25645G
The MX25L25645G is a high-performance 256Mb (32MB) Serial NOR Flash memory device designed for reliable non-volatile storage in embedded systems. It is widely used for code storage, firmware boot, and data logging in industrial and consumer electronic applications. The device supports standard Serial Peripheral Interface (SPI) and enhanced high-speed SPI modes, including Quad SPI operation for improved data throughput.
Built with advanced CMOS technology, this flash memory offers high reliability, low power consumption, and long data retention, making it suitable for systems requiring stable firmware storage and fast read access.
Key Features
The MX25L25645G provides a range of features optimized for embedded and industrial applications:
- 256Mb (32MB) Serial NOR Flash memory density
- SPI and Quad SPI interface support
- High-speed read capability for fast system boot
- Sector-based erase architecture for flexible memory management
- Low power consumption in active and standby modes
- High reliability with long data retention characteristics
- CMOS floating-gate technology for stable performance
- Industrial operating temperature options (varies by grade)
- Standard 3.0V single power supply operation
Applications
The MX25L25645G is commonly used in a wide range of electronic systems, including:
- Embedded firmware storage in microcontroller systems
- Industrial automation controllers
- Networking equipment and communication modules
- Consumer electronics such as set-top boxes and smart devices
- Automotive infotainment and control systems (depending on grade qualification)
- IoT devices requiring reliable boot and configuration memory
Functional Description MX25L25645G
The MX25L25645G operates through a standard SPI protocol, enabling simple integration with most microcontrollers and processors. It supports command-based read, program, and erase operations, allowing flexible memory management.
Quad SPI mode enhances data transfer rates by utilizing four data lines, significantly improving read performance for code execution-in-place (XIP) applications. The memory is organized in a sector-based structure, allowing selective erase and rewrite operations without affecting the entire memory array.
Electrical Characteristics MX25L25645G
The device is designed for low-voltage operation and efficient power usage:
- Supply voltage: typical 3.0V class operation
- Low standby current for power-sensitive applications
- High-speed clock support depending on SPI mode
- CMOS-compatible I/O levels for direct MCU connection
Package Information
The MX25L25645G is typically available in standard small outline packages suitable for surface-mount PCB assembly, enabling compact design integration in embedded systems.
Package types may vary depending on ordering code and manufacturer configuration.
FAQ
What is it used for?
It is used for storing firmware, boot code, configuration data, and application programs in embedded systems.
Is it compatible with standard SPI controllers?
Yes, it is fully compatible with standard SPI controllers and also supports Quad SPI for higher performance applications.
Can it replace other SPI NOR Flash chips?
Yes, in many cases it can replace equivalent SPI NOR Flash devices, provided that voltage, interface, and command set compatibility are confirmed.
Does it support code execution in place (XIP)?
Yes, it supports fast read modes that allow direct code execution from flash memory in supported systems.
What is the endurance?
The device is designed for high program/erase cycle endurance typical of NOR Flash memory, suitable for firmware update applications over the product lifecycle.
Is it suitable for industrial environments?
Yes, it is widely used in industrial systems, but temperature and qualification grade should be verified for specific applications.
Does it require a special programming voltage?
No, it typically operates on a standard single 3.0V class supply without requiring additional programming voltage rails.
How is data protected?
It includes software and hardware protection features such as block protection and status register controls to prevent accidental writes.
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