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The M25PE20-VMN6TP is a serial flash memory device manufactured by STMicroelectronics (ST). Below are its key specifications, descriptions, and features:

Specifications:

• Memory Type: Serial NOR Flash
• Density: 2 Mbit (256 KB)
• Interface: SPI (Serial Peripheral Interface)
• Operating Voltage: 2.7V to 3.6V
• Speed:
• Clock Frequency: Up to 50 MHz
• Fast Read Mode: 40 MHz
• Sector Size: 4 KB (uniform sectors)
• Page Size: 256 bytes
• Endurance: 100,000 write/erase cycles per sector
• Data Retention: 20 years
• Operating Temperature Range: -40°C to +85°C
• Package: SO8 (150 mil)

Descriptions:

• The M25PE20-VMN6TP is a 2 Mbit (256 KB) SPI NOR flash memory designed for high-performance embedded applications.
• It supports single power supply operation (2.7V to 3.6V) and features a standard SPI interface with fast read and write capabilities.
• The device is organized into uniform 4 KB sectors, allowing flexible data storage and efficient erase operations.
• It includes hardware and software write protection mechanisms to prevent accidental data corruption.

Features:

• SPI Bus-Compatible Interface (Mode 0 and Mode 3)
• Deep Power-Down Mode (1 µA standby current)
• Software and Hardware Write Protection (Block protection via status register)
• Fast Erase & Program Times:
• Sector Erase: 45 ms (typical)
• Page Program: 1.4 ms (typical)
• JEDEC Standard Manufacturer ID & Device ID for easy identification
• Industrial Temperature Range (-40°C to +85°C)
• RoHS Compliant & Halogen-Free

This device is commonly used in applications requiring non-volatile storage, such as firmware storage, configuration data, and parameter storage in embedded systems.

*(Note: For detailed electrical characteristics and timing diagrams, refer to the official STMicroelectronics datasheet.)*