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BR93G46-3A
Product Overview
Category: Integrated Circuit (IC)
Use: Data storage and retrieval
Characteristics: - Non-volatile memory - Serial EEPROM (Electrically Erasable Programmable Read-Only Memory) - Low power consumption - High reliability - Small form factor
Package: SOP8 (Small Outline Package 8 pins)
Essence: BR93G46-3A is a serial EEPROM IC used for data storage and retrieval in various electronic devices.
Packaging/Quantity: Available in reels, each containing 2500 units.
Specifications
- Memory Capacity: 4 kilobits (512 bytes)
- Interface: Serial I2C (Inter-Integrated Circuit) bus
- Operating Voltage: 1.7V 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 BR93G46-3A IC has the following pin configuration:
| Pin Number | Pin Name | Function | |------------|----------|----------| | 1 | VSS | Ground | | 2 | SDA | Serial Data Input/Output | | 3 | SCL | Serial Clock Input | | 4 | WP | Write Protect | | 5 | VCC | Power Supply | | 6 | NC | No Connection | | 7 | NC | No Connection | | 8 | NC | No Connection |
Functional Features
- Byte-level read and write operations
- Page write mode for faster data transfer
- Software write protection using the WP pin
- Self-timed programming cycle
- Start and stop conditions for communication
- Acknowledge polling for write cycle completion
Advantages and Disadvantages
Advantages: - Non-volatile memory ensures data retention even during power loss - Low power consumption extends battery life in portable devices - High reliability with 1 million write cycle endurance - Small form factor allows integration into compact designs
Disadvantages: - Limited storage capacity (4 kilobits) - Slower write speed compared to some other EEPROMs - Requires an external microcontroller or interface for communication
Working Principles
The BR93G46-3A operates on the I2C bus protocol, allowing for serial communication with a microcontroller or other compatible devices. It uses a floating gate transistor structure to store data in non-volatile memory cells. The data can be read or written at the byte level, and a page write mode is available for faster data transfer.
Detailed Application Field Plans
The BR93G46-3A is widely used in various electronic devices that require non-volatile data storage, such as: - Consumer electronics (e.g., TVs, set-top boxes, digital cameras) - Automotive systems (e.g., infotainment, instrument clusters) - Industrial equipment (e.g., sensors, control systems) - Medical devices (e.g., patient monitors, diagnostic equipment)
Detailed and Complete Alternative Models
Some alternative models to BR93G46-3A include: - AT24C04 (by Microchip Technology) - CAT24C04 (by ON Semiconductor) - M24C04 (by STMicroelectronics) - 24AA04 (by Microchip Technology)
These alternatives offer similar functionality and are compatible with the I2C bus interface.
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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de BR93G46-3A en soluciones técnicas
Sure! Here are 10 common questions and answers related to the application of BR93G46-3A in technical solutions:
Q: What is BR93G46-3A? A: BR93G46-3A is a specific model of EEPROM (Electrically Erasable Programmable Read-Only Memory) chip manufactured by a company called ROHM Semiconductor.
Q: What are the key features of BR93G46-3A? A: The key features of BR93G46-3A include a storage capacity of 4 kilobits, a wide operating voltage range, low power consumption, and high-speed read/write operations.
Q: In what technical solutions can BR93G46-3A be used? A: BR93G46-3A can be used in various technical solutions such as automotive electronics, industrial automation, consumer electronics, and IoT (Internet of Things) applications.
Q: How does BR93G46-3A connect to a microcontroller or other devices? A: BR93G46-3A typically connects to a microcontroller or other devices using a standard serial interface such as SPI (Serial Peripheral Interface) or I2C (Inter-Integrated Circuit) bus.
Q: Can BR93G46-3A operate in harsh environments? A: Yes, BR93G46-3A is designed to operate reliably in a wide temperature range (-40°C to +105°C) and can withstand vibration and shock, making it suitable for use in harsh environments.
Q: Is BR93G46-3A resistant to data corruption or loss? A: Yes, BR93G46-3A incorporates built-in error detection and correction mechanisms to ensure data integrity and prevent data corruption or loss.
Q: Can BR93G46-3A be reprogrammed multiple times? A: Yes, BR93G46-3A is an EEPROM chip, which means it can be electrically erased and reprogrammed multiple times without the need for a separate UV (Ultraviolet) eraser.
Q: What is the typical power supply voltage for BR93G46-3A? A: The typical power supply voltage for BR93G46-3A ranges from 1.8V to 5.5V, allowing it to be easily integrated into various electronic systems.
Q: Does BR93G46-3A have any security features? A: Yes, BR93G46-3A provides hardware write protection and a unique device ID that can be used for authentication or security purposes in certain applications.
Q: Where can I find more detailed information about using BR93G46-3A in technical solutions? A: You can refer to the datasheet and application notes provided by ROHM Semiconductor for comprehensive technical information and guidelines on using BR93G46-3A in different applications.
Please note that the answers provided here are general and may vary depending on specific requirements and use cases.