BR24L08-W

Product Overview

Category

The BR24L08-W belongs to the category of electrically erasable programmable read-only memory (EEPROM) chips.

Use

This chip is primarily used for non-volatile data storage in various electronic devices, such as microcontrollers, computers, and consumer electronics.

Characteristics

• Non-volatile: The BR24L08-W retains stored data even when power is disconnected.
• Electrically erasable: Data can be erased and reprogrammed electronically.
• High storage capacity: The chip has a storage capacity of 8 kilobits (1 kilobyte).
• Low power consumption: It operates on low power, making it suitable for battery-powered devices.

Package

The BR24L08-W is available in a small outline package (SOP) with eight pins.

Essence

The essence of the BR24L08-W lies in its ability to store and retrieve data reliably, even in the absence of power. This makes it an essential component in many electronic systems.

Packaging/Quantity

The BR24L08-W is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Storage Capacity: 8 kilobits (1 kilobyte)
• Operating Voltage: 2.5V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Write Cycle Endurance: 1 million cycles
• Data Retention: 100 years

Detailed Pin Configuration

The BR24L08-W features eight pins arranged as follows:

1. VCC: Power supply voltage input
2. GND: Ground reference
3. SDA: Serial data input/output
4. SCL: Serial clock input
5. WP: Write protect input
6. NC: No connection
7. NC: No connection
8. VSS: Ground reference

Functional Features

• Serial Interface: The BR24L08-W utilizes a two-wire serial interface (I2C) for communication with the host device.
• Write Protection: The chip includes a write protect pin (WP) that can be used to prevent accidental data modification.
• Sequential Read: It supports sequential read operations, allowing efficient retrieval of consecutive memory locations.
• Software Write Protection: The BR24L08-W offers software-controlled write protection, enabling flexible data security.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data integrity even during power loss.
• High endurance allows frequent data updates without compromising reliability.
• Low power consumption extends battery life in portable devices.
• Compact package size enables integration into space-constrained designs.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Slower write speeds compared to volatile memory types.
• Relatively higher cost per kilobyte compared to some alternative memory options.

Working Principles

The BR24L08-W utilizes electrically erasable programmable read-only memory (EEPROM) technology. It stores data by trapping charges within floating gate transistors, which can be electrically manipulated to represent binary information. During write operations, the trapped charges are added or removed to modify the transistor's conductive state. The stored data can be read by sensing the transistor's conductivity.

Detailed Application Field Plans

The BR24L08-W finds applications in various fields, including:

1. Embedded Systems: Used for storing configuration data, firmware updates, and calibration parameters in microcontrollers and system-on-chips.
2. Industrial Automation: Enables non-volatile storage of critical data, such as sensor calibration values and equipment settings.
3. Automotive Electronics: Utilized for storing vehicle-specific data, such as mileage, user preferences, and fault codes.
4. Consumer Electronics: Used in devices like smart TVs, set-top boxes, and audio systems for storing user settings and preferences.

Detailed and Complete Alternative Models

1. BR24L04-W: A similar EEPROM chip with half the storage capacity (4 kilobits).
2. BR24L16-W: An alternative with double the storage capacity (16 kilobits).
3. AT24C08A: A compatible EEPROM chip from a different manufacturer.

These alternative models offer varying storage capacities and may have slightly different specifications, but they serve similar purposes and can be used as substitutes for the BR24L08-W based on specific requirements.

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