AT25PE20-MHN-T

Product Overview

• Category: Integrated Circuit
• Use: Non-volatile Memory
• Characteristics: High-speed, Serial Flash Memory
• Package: 8-pin SOIC
• Essence: Stores and retrieves digital information in electronic devices
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Memory Size: 2 Megabits (256 Kilobytes)
• Interface: Serial Peripheral Interface (SPI)
• Operating Voltage: 2.7V to 3.6V
• Operating Temperature: -40°C to +85°C
• Write Protection: Software and Hardware Protection
• Data Retention: Up to 100 years
• Endurance: 100,000 Write/Erase Cycles

Pin Configuration

The AT25PE20-MHN-T has the following pin configuration:

1. Chip Select (/CS)
2. Serial Clock (SCK)
3. Serial Data Input (SI)
4. Serial Data Output (SO)
5. Write Protect (/WP)
6. Hold (/HOLD)
7. VCC (Power Supply)
8. Ground (GND)

Functional Features

• High-Speed Read and Write Operations
• Flexible Sector and Block Erase Operations
• Software and Hardware Write Protection
• Low Power Consumption
• Deep Power-down Mode for Ultra-low Standby Current

Advantages

• Compact package size
• High-speed data transfer
• Wide operating voltage range
• Long data retention period
• Easy integration with existing systems

Disadvantages

• Limited storage capacity compared to other memory options
• Relatively low endurance compared to some alternatives
• Requires additional circuitry for write protection

Working Principles

The AT25PE20-MHN-T is based on the Serial Peripheral Interface (SPI) protocol. It uses a combination of clock and data signals to communicate with the host device. The memory cells store information in a non-volatile manner, meaning the data is retained even when power is removed. The chip supports various operations such as reading, writing, erasing, and protecting data.

Application Field Plans

The AT25PE20-MHN-T is commonly used in various electronic devices that require non-volatile memory storage. Some application fields include:

1. Consumer Electronics: Smartphones, tablets, digital cameras
2. Automotive: Infotainment systems, instrument clusters
3. Industrial: Measurement equipment, control systems
4. Communication: Routers, modems, network switches

Alternative Models

1. AT25SF041-SSHD-T: 4 Megabit Serial Flash Memory, 8-pin SOIC package
2. MX25L8006EM2I-12G: 8 Megabit Serial Flash Memory, 8-pin SOIC package
3. W25Q64FVSSIG: 64 Megabit Serial Flash Memory, 8-pin SOIC package

These alternative models offer different storage capacities and features, allowing users to choose the most suitable option for their specific requirements.

In conclusion, the AT25PE20-MHN-T is a high-speed, serial flash memory integrated circuit. It offers reliable non-volatile storage for various electronic devices. With its compact package size and flexible functionality, it is widely used in consumer electronics, automotive, industrial, and communication applications. While it has some limitations in terms of storage capacity and endurance, there are alternative models available to meet different needs.