M93C46-WDW6TP Memory by STMicroelectronics

The M93C46-WDW6TP is a serial EEPROM (Electrically Erasable Programmable Read-Only Memory) device manufactured by STMicroelectronics. This component is designed for applications requiring non-volatile memory storage, allowing data to be retained even when power is removed. Below is a detailed description of its features and specifications:

Key Features:

1. Memory Organization:

   • The M93C46 is organized as 1,024 bits (128 bytes) of memory, with a structure that allows for efficient data storage and retrieval.
   • It supports a variety of data formats, including 8-bit and 16-bit word sizes.

2. Interface:

   • The device utilizes a serial interface, specifically the I²C (Inter-Integrated Circuit) protocol, which allows for easy integration with microcontrollers and other digital devices.
   • It supports multiple device addressing, enabling multiple EEPROMs to be connected on the same bus.

3. Operating Voltage:

   • The M93C46 operates within a voltage range of 1.8V to 5.5V, making it suitable for low-power applications and compatible with a wide range of digital systems.

4. Data Retention and Endurance:

   • The EEPROM is designed for a data retention period of up to 40 years, ensuring long-term reliability for stored data.
   • It supports a minimum of 1,000,000 write/erase cycles per memory cell, making it robust for applications that require frequent updates.

5. Speed:

   • The device can operate at clock speeds up to 1 MHz, allowing for fast data access and efficient communication with the host system.

6. Package Type:

   • The M93C46-WDW6TP is available in a small, surface-mount package (TSSOP-8), which is ideal for space-constrained applications.

7. Temperature Range:

   • The device is rated for operation over a wide temperature range, typically from -40°C to +85°C, making it suitable for industrial and automotive applications.

Applications:

The M93C46-WDW6TP is commonly used in various applications, including:

• Consumer electronics for storing configuration settings.
• Automotive systems for storing calibration data.
• Industrial equipment for logging parameters and settings.
• Smart cards and security devices for storing sensitive information.

Conclusion:

The M93C46-WDW6TP from STMicroelectronics is a versatile and reliable EEPROM solution that offers a combination of non-volatile memory storage, efficient communication via the I²C interface, and robust performance characteristics. Its compact size and wide operating range make it an excellent choice for a variety of electronic applications where data integrity and longevity are critical.