Microchip Technology

93LC46AT-I/SN

93LC46AT-I/SN Description

The 93LC46AT-I/SN is a high-performance, 1Kbit EEPROM memory IC from Microchip Technology, designed for a wide range of applications requiring non-volatile storage. This EEPROM is based on Microwire technology and features a 128 x 8 memory organization, providing 128 bytes of memory with 8 bits per byte. The device operates over a wide supply voltage range of 2.5V to 5.5V, making it suitable for various power supply conditions.

93LC46AT-I/SN Features

• Memory Size and Organization: The 93LC46AT-I/SN boasts a memory size of 1Kbit, organized as 128 x 8, which is ideal for storing small amounts of data that need to be retained even when power is removed.
• Interface: It utilizes a Microwire interface, which is a simple, two-wire serial interface that reduces the number of pins required, making it suitable for space-constrained applications.
• Clock Frequency: With a clock frequency of 2 MHz, this EEPROM can operate at relatively high speeds for data read and write operations.
• Write Cycle Time: The write cycle time for a word or page is 6ms, which is quite fast for EEPROMs, allowing for efficient data updates.
• Voltage Supply: The device can operate with a supply voltage ranging from 2.5V to 5.5V, providing flexibility in power supply design.
• RoHS Compliance: The 93LC46AT-I/SN is compliant with the RoHS3 directive, making it suitable for environmentally conscious designs.
• Mounting Type: It is designed for surface mount applications, which is a common method for mounting components in modern electronics.
• ECCN and REACH Status: The device is classified as EAR99 and REACH Unaffected, indicating compliance with international trade and chemical regulations.

93LC46AT-I/SN Applications

The 93LC46AT-I/SN is ideal for applications that require small amounts of non-volatile memory for storing configuration data, calibration parameters, or user settings. Some specific use cases include:

• Industrial Control Systems: For storing settings and calibration data that need to be retained across power cycles.
• Consumer Electronics: In devices like smart home appliances, where user preferences and settings need to be saved.
• Automotive Applications: For storing vehicle configuration settings or diagnostic data.
• Embedded Systems: In systems where small amounts of data need to be stored reliably and accessibly.

Conclusion of 93LC46AT-I/SN

The 93LC46AT-I/SN from Microchip Technology is a versatile EEPROM solution that offers a combination of high performance, compact design, and environmental compliance. Its unique features, such as the Microwire interface and fast write cycle time, make it an excellent choice for applications where space is at a premium and data integrity is crucial. With its active product status and verified DigiKey programmability, the 93LC46AT-I/SN is a reliable choice for designers looking to incorporate non-volatile memory into their next project.