93AA46BT-I/SN

The "93AA46BT-I/SN" is a specific model of EEPROM (Electrically Erasable Programmable Read-Only Memory) produced by Microchip Technology. This device is part of the 93AA series, which is known for its low-power, serial EEPROMs designed for a variety of applications, including data storage in consumer electronics, automotive systems, and industrial devices.

Key Features:

1. Memory Size: The 93AA46BT-I/SN typically offers a memory capacity of 1 Kbit (128 bytes), which is suitable for storing small amounts of data such as configuration settings, calibration data, or user preferences.

2. Interface: This EEPROM uses a 2-wire I²C (Inter-Integrated Circuit) interface for communication, allowing for easy integration with microcontrollers and other digital devices. The I²C protocol supports multiple devices on the same bus, making it versatile for various applications.

3. Operating Voltage: The device operates within a voltage range of 1.8V to 5.5V, making it compatible with a wide range of power supply levels, including low-voltage applications.

4. Data Retention and Endurance: The 93AA46BT-I/SN is designed for long-term data retention, typically offering a data retention period of up to 100 years. It also supports a high number of write/erase cycles, often rated at 1 million cycles, ensuring durability and reliability in applications that require frequent updates.

5. Temperature Range: The device is rated for operation over a standard temperature range, typically from -40°C to +85°C, making it suitable for industrial and automotive environments.

6. Package Type: The 93AA46BT-I/SN is available in various package types, including SOIC (Small Outline Integrated Circuit) and TSSOP (Thin Shrink Small Outline Package), allowing for flexibility in PCB design and space-constrained applications.

7. Write Protection: The device may feature a write-protect function, which can be controlled via a dedicated pin, providing an additional layer of security for critical data.

Applications:

The 93AA46BT-I/SN is commonly used in applications such as:

• Consumer Electronics: Storing user settings, calibration data, and firmware updates in devices like TVs, remote controls, and audio equipment.
• Automotive: Retaining configuration settings and diagnostic information in automotive control systems.
• Industrial Equipment: Storing configuration parameters and operational data in industrial controllers and sensors.

Conclusion:

The 93AA46BT-I/SN from Microchip Technology is a reliable and versatile EEPROM solution that caters to a wide range of applications requiring non-volatile memory. Its combination of low power consumption, robust data retention, and ease of integration makes it a popular choice among engineers and designers in various fields.