Rohm Semiconductor
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BR93L46RFV-WE2
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BR93L46RFV-WE2

Product Overview

Category: Integrated Circuit
Use: Non-volatile Memory
Characteristics: Low power consumption, high reliability
Package: SOP8 (Small Outline Package)
Essence: EEPROM (Electrically Erasable Programmable Read-Only Memory)
Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

  • Memory Size: 4Kbit
  • Interface: Serial I2C
  • Operating Voltage: 1.7V to 5.5V
  • Operating Temperature: -40°C to 85°C
  • Data Retention: 200 years

Detailed Pin Configuration

  1. VSS (Ground)
  2. SDA (Serial Data)
  3. SCL (Serial Clock)
  4. WP (Write Protect)
  5. VCC (Power Supply)
  6. NC (No Connection)
  7. NC (No Connection)
  8. VSS (Ground)

Functional Features

  • Byte Write and Page Write Operation
  • Self-timed Write Cycle
  • Enhanced ESD/Latch-Up Protection
  • Software Write Protection

Advantages

  • Low Power Consumption
  • High Reliability
  • Small Form Factor
  • Wide Operating Voltage Range

Disadvantages

  • Limited Memory Size
  • Slower Write Speed Compared to Some Alternatives

Working Principles

The BR93L46RFV-WE2 is an EEPROM that stores data using floating gate transistors. When a byte or page of data needs to be written, the device uses a self-timed write cycle to program the memory cells. The stored data can be read back at any time without the need for a power supply.

Detailed Application Field Plans

The BR93L46RFV-WE2 is commonly used in applications requiring non-volatile memory storage, such as: - Industrial Control Systems - Automotive Electronics - Smart Grid Equipment - Consumer Electronics

Detailed and Complete Alternative Models

  1. AT24C04C
    • Similar 4Kbit capacity
    • Also uses I2C interface
    • Operating voltage range of 1.7V to 5.5V
  2. CAT24C04
    • 4Kbit capacity
    • I2C interface
    • Operating voltage range of 1.7V to 5.5V
  3. M24C04
    • 4Kbit capacity
    • I2C interface
    • Operating voltage range of 1.7V to 5.5V

In conclusion, the BR93L46RFV-WE2 is a reliable and low-power EEPROM suitable for various electronic applications. Its small form factor and wide operating voltage range make it a versatile choice for designers seeking non-volatile memory solutions.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van BR93L46RFV-WE2 in technische oplossingen

  1. What is the BR93L46RFV-WE2?

    • The BR93L46RFV-WE2 is a 1-wire EEPROM (Electrically Erasable Programmable Read-Only Memory) with a 1-wire interface, offering non-volatile storage for various applications.

  2. What are the key features of BR93L46RFV-WE2?

    • The key features include a 1-wire interface, low power consumption, wide operating voltage range, and a small form factor.

  3. How can BR93L46RFV-WE2 be used in technical solutions?

    • BR93L46RFV-WE2 can be used for storing configuration data, device identification, calibration parameters, and other non-volatile data in various technical solutions.

  4. What is the operating voltage range of BR93L46RFV-WE2?

    • The operating voltage range is typically from 2.7V to 5.5V, making it suitable for a wide range of applications.

  5. Is BR93L46RFV-WE2 compatible with industrial temperature ranges?

    • Yes, BR93L46RFV-WE2 is designed to operate within industrial temperature ranges, making it suitable for harsh environments.

  6. Can BR93L46RFV-WE2 be used in automotive applications?

    • Yes, BR93L46RFV-WE2 is suitable for automotive applications due to its robustness and reliability.

  7. Does BR93L46RFV-WE2 support data protection features?

    • Yes, BR93L46RFV-WE2 offers built-in write protection and data security features to prevent unauthorized access or modification.

  8. What is the typical data retention of BR93L46RFV-WE2?

    • The typical data retention is around 100 years, ensuring long-term reliability for stored data.

  9. Can multiple BR93L46RFV-WE2 devices be connected on the same 1-wire bus?

    • Yes, multiple BR93L46RFV-WE2 devices can be connected in parallel on the same 1-wire bus, allowing for easy scalability in designs.

  10. Are there any application notes or reference designs available for using BR93L46RFV-WE2?

    • Yes, application notes and reference designs are available to assist in integrating BR93L46RFV-WE2 into various technical solutions, providing guidance on best practices and implementation strategies.