BR25L020FJ-WE2

Product Overview

Category: Integrated Circuit (IC)

Use: Non-volatile memory device

Characteristics: - Low power consumption - High reliability - Wide operating voltage range - Small package size - High-speed data transfer

Package: SOP8 (Small Outline Package 8 pins)

Essence: The BR25L020FJ-WE2 is a non-volatile memory IC that provides storage for digital data even when the power is turned off.

Packaging/Quantity: The BR25L020FJ-WE2 is typically sold in reels, with each reel containing 3,000 units.

Specifications

• Memory capacity: 2 kilobits (256 bytes)
• Interface: Serial Peripheral Interface (SPI)
• Operating voltage: 1.7V to 5.5V
• Operating temperature range: -40°C to +85°C
• Data retention: 100 years (at 55°C)
• Write endurance: 1 million cycles

Detailed Pin Configuration

The BR25L020FJ-WE2 has a total of 8 pins:

1. Chip Select (/CS) - Used to enable or disable the device
2. Serial Clock (SCK) - Provides the clock signal for data transfer
3. Serial Data Input (SI) - Receives data from the microcontroller
4. Serial Data Output (SO) - Transmits data to the microcontroller
5. Write Protect (/WP) - Controls write protection of the memory
6. Ground (GND) - Common ground reference
7. Power Supply (VCC) - Positive power supply voltage
8. Hold (HOLD) - Suspends serial communication temporarily

Functional Features

• Byte and page write operations
• Sequential read operation
• Software write protection
• Hardware write protection using the /WP pin
• Write enable/disable instruction
• Erase/write cycle status detection

Advantages and Disadvantages

Advantages: - Low power consumption makes it suitable for battery-powered devices - High reliability ensures data integrity - Wide operating voltage range allows compatibility with various systems - Small package size saves board space - High-speed data transfer enhances overall system performance

Disadvantages: - Limited memory capacity (2 kilobits) - Lack of built-in security features

Working Principles

The BR25L020FJ-WE2 utilizes a floating gate transistor structure to store digital data. When data is written, an electric charge is trapped in the floating gate, representing a logical "1" or "0". This charge remains even when the power is turned off, allowing the data to be retained.

Detailed Application Field Plans

The BR25L020FJ-WE2 is commonly used in various electronic devices that require non-volatile memory storage, such as: - Consumer electronics (e.g., TVs, set-top boxes, digital cameras) - Industrial equipment (e.g., measurement instruments, control systems) - Automotive applications (e.g., infotainment systems, engine control units) - Medical devices (e.g., patient monitoring systems, diagnostic equipment)

Detailed and Complete Alternative Models

1. AT25SF041-SSHD-T: 4 megabits serial flash memory IC
2. MX25R8035FZUIH0: 8 megabits serial NOR flash memory IC
3. W25Q64JVSSIQ: 64 megabits serial flash memory IC
4. SST26VF064B-104I/SN: 64 megabits serial flash memory IC

These alternative models offer higher memory capacities and additional features, providing more options for different application requirements.

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