FM25L04B-GA4TR

Product Overview

• Category: Non-volatile Memory
• Use: Data storage and retrieval
• Characteristics: Low power consumption, high reliability, small form factor
• Package: SOP-8 (Small Outline Package)
• Essence: Serial EEPROM (Electrically Erasable Programmable Read-Only Memory)
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Memory Size: 4 kilobits (512 bytes)
• Interface: SPI (Serial Peripheral Interface)
• Operating Voltage: 1.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Write Endurance: 1 million cycles
• Data Retention: 100 years

Detailed Pin Configuration

The FM25L04B-GA4TR has a total of 8 pins arranged as follows:

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

Functional Features

• High-speed data transfer using SPI interface
• Low power consumption during both active and standby modes
• Hardware write protection using the /WP pin
• Software write protection using specific commands
• Self-timed programming cycle for easy integration

Advantages and Disadvantages

Advantages

• Compact size allows for easy integration into various electronic devices
• High reliability ensures data integrity even in harsh environments
• Low power consumption extends battery life in portable applications
• Wide operating voltage range enables compatibility with different systems

Disadvantages

• Limited memory capacity may not be suitable for applications requiring large data storage
• SPI interface may have slower data transfer rates compared to other interfaces

Working Principles

The FM25L04B-GA4TR is a non-volatile memory chip that stores and retrieves data using an electrically erasable programmable read-only memory (EEPROM) technology. It utilizes the Serial Peripheral Interface (SPI) for communication with the host microcontroller. The chip can be accessed by sending specific commands through the SPI interface, allowing data to be written, read, or erased.

Detailed Application Field Plans

The FM25L04B-GA4TR is widely used in various electronic devices and systems that require non-volatile data storage. Some of its application fields include:

1. Consumer Electronics: Used in smart TVs, set-top boxes, and audio/video equipment for storing configuration settings, user preferences, and firmware updates.
2. Industrial Automation: Employed in industrial control systems, PLCs (Programmable Logic Controllers), and sensors for storing calibration data, event logs, and system parameters.
3. Automotive: Integrated into automotive electronics such as infotainment systems, instrument clusters, and ECU (Engine Control Units) to store critical data like vehicle settings, error codes, and mileage information.
4. Medical Devices: Utilized in medical equipment like patient monitors, infusion pumps, and diagnostic devices for storing patient data, device configurations, and software updates.

Detailed and Complete Alternative Models

1. AT24C04: 4 kilobit I2C EEPROM from Atmel Corporation
2. CAT24C04: 4 kilobit I2C EEPROM from ON Semiconductor
3. M93C46: 4 kilobit Microwire EEPROM from STMicroelectronics

These alternative models offer similar functionality and capacity to the FM25L04B-GA4TR and can be considered as alternatives based on specific requirements and system compatibility.

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