24CSM01T-E/MS66KVAO

Memory IC Overview

The Microchip Technology 24CSM01T-E/MS66KVAO is a 1-Mbit (128 K x 8) serial EEPROM utilizing an I²C interface. It operates within a supply voltage range of 1.7 V to 5.5 V and supports clock frequencies up to 3.4 MHz in Fast Mode Plus. The device features a 400 ns access time and a page write cycle time of 5 ms. Designed for extended industrial applications, it functions reliably across a temperature range of -40°C to +125°C. The component is housed in an 8-MSOP package and includes built-in hardware write protection capabilities.

Memory IC Feature Summary

• Supports high-speed I²C communication with Fast Mode Plus capability up to 3.4 MHz
• Includes hardware write protection pin for physical data security
• Features enhanced software write protection mechanisms for address locking
• Provides non-volatile storage with extended temperature operation

Memory IC Applications

• Industrial control systems requiring reliable data retention
• Medical devices needing secure configuration storage
• Smart metering infrastructure for utility monitoring
• High-reliability embedded designs demanding data integrity

Memory IC Procurement Notes

Verify the specific suffix '66KVAO' against official Microchip documentation to confirm manufacturing origin or packaging variations. Ensure compatibility with system voltage levels and I²C bus speeds. Confirm RoHS compliance status for the specific batch. Check availability constraints as distribution may vary by region.

Memory IC Selection Notes

Select this component when a 1-Mbit capacity is required alongside high-speed I²C performance. The extended temperature rating makes it suitable for harsh environments. Consider the MSOP package size for space-constrained PCB layouts. Verify that the hardware write protection pin can be integrated into the design for necessary security.

Memory IC Part Context

This part belongs to the 24CSM01 family of serial EEPROMs from Microchip Technology. These devices are designed for applications requiring robust data storage with security features. The family offers various package options and temperature grades to suit different environmental and form-factor requirements.

Memory IC Replacement Considerations

Consult official substitution guides for compatible parts. Verify electrical parameters and pinout compatibility before replacing.