BR93L66RFVJ-WE2

Product Overview

Category: Integrated Circuit (IC)

Use: Non-volatile Memory

Characteristics: - Low-power consumption - High-speed read and write operations - Wide operating voltage range - Small package size - High reliability

Package: SOP-8 (Small Outline Package)

Essence: The BR93L66RFVJ-WE2 is a non-volatile memory IC that provides storage for data even when power is removed. It is commonly used in various electronic devices to store critical information such as configuration settings, calibration data, and user preferences.

Packaging/Quantity: The BR93L66RFVJ-WE2 is typically sold in reels containing 2500 units per reel.

Specifications

• Operating Voltage Range: 1.8V to 5.5V
• Memory Size: 4Kbits (512 x 8 bits)
• Interface: Serial Peripheral Interface (SPI)
• Write Endurance: 1 million cycles
• Data Retention: 100 years
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The BR93L66RFVJ-WE2 has a total of 8 pins arranged as follows:

1. Chip Select (/CS) - Active low input pin used to enable or disable the device.
2. Serial Clock (SCK) - Input pin for synchronizing data transfer.
3. Serial Data Input (SI) - Input pin for receiving data during write operations.
4. Serial Data Output (SO) - Output pin for transmitting data during read operations.
5. Write Protect (/WP) - Input pin used to protect the memory from accidental writes.
6. VCC - Power supply pin (+1.8V to +5.5V).
7. Ground (GND) - Ground reference pin.
8. Hold (/HOLD) - Input pin used to pause serial communication.

Functional Features

• Byte and Page Write Operations: The BR93L66RFVJ-WE2 supports both byte and page write operations, allowing flexible data storage options.
• Software Protection: The write protect (/WP) pin can be used to prevent accidental writes, ensuring the integrity of stored data.
• High-Speed Performance: With a maximum clock frequency of 5MHz, the BR93L66RFVJ-WE2 offers fast read and write operations, reducing access time.
• Low Power Consumption: The IC is designed to minimize power consumption, making it suitable for battery-powered devices.
• Data Retention: The BR93L66RFVJ-WE2 can retain stored data for up to 100 years, ensuring long-term reliability.

Advantages and Disadvantages

Advantages: - Small package size allows for space-efficient integration into various electronic devices. - Wide operating voltage range enables compatibility with different power supply systems. - High-speed read and write operations enhance overall system performance. - Low-power consumption prolongs battery life in portable devices. - Long data retention period ensures data integrity over extended periods.

Disadvantages: - Limited memory size (4Kbits) may not be sufficient for applications requiring large amounts of data storage. - Lack of built-in security features may pose a risk in certain applications where data protection is critical.

Working Principles

The BR93L66RFVJ-WE2 utilizes a Serial Peripheral Interface (SPI) for communication with the host microcontroller. It employs a floating gate EEPROM (Electrically Erasable Programmable Read-Only Memory) technology to store data. During write operations, the data is transferred serially from the microcontroller to the IC and stored in the non-volatile memory cells. The stored data can be read back by the microcontroller during read operations.

Detailed Application Field Plans

The BR93L66RFVJ-WE2 is widely used in various electronic devices and applications, including but not limited to: - Automotive electronics: Used for storing configuration settings, mileage data, and other critical information. - Consumer electronics: Found in devices such as smart TVs, set-top boxes, and gaming consoles for storing user preferences and calibration data. - Industrial automation: Utilized in control systems to store parameters, calibration data, and firmware updates. - Medical devices: Used for storing patient data, device configurations, and calibration information. - Internet of Things (IoT): Integrated into IoT devices for storing sensor data, device identification, and network configuration.

Detailed and Complete Alternative Models

1. BR93L56RF-WE2: Similar to BR93L66RFVJ-WE2 but with a smaller memory size of 2Kbits.
2. BR93L86RF-WE2: Similar to BR93L66RFVJ-WE2 but with a larger memory size of 16Kbits.
3. BR93