24AA044T-I/MS

Memory IC Overview

The 24AA044T-I/MS is a 4-kbit (512 x 8) serial electrically erasable programmable read-only memory (EEPROM) manufactured by Microchip Technology. It features an I2C (2-Wire) interface with a maximum clock frequency of 1 MHz. The device operates within a supply voltage range of 1.7 V to 5.5 V and supports surface-mount installation in an MSOP-8 package. It offers a data retention period of 200 years and functions across an extended temperature range from -40°C to +125°C.

Memory IC Feature Summary

• Supports high-speed I2C communication with a maximum clock frequency of 1 MHz for efficient data transfer.
• Operates over a wide supply voltage range from 1.7 V to 5.5 V, ensuring compatibility with various logic levels.
• Provides long-term non-volatile data storage with a specified retention period of 200 years.
• Designed for industrial applications with an extended operating temperature range up to +125°C.

Memory IC Applications

• Industrial control systems requiring reliable non-volatile data logging
• Consumer electronics utilizing low-voltage power supplies
• Automotive embedded systems operating in high-temperature environments
• Smart metering devices needing secure parameter storage

Memory IC Procurement Notes

Verify the specific suffix 'I' indicates the industrial temperature grade (-40°C to +125°C) and 'MS' denotes the MSOP-8 package. Confirm the 'T' suffix corresponds to tape-and-reel packaging suitable for automated assembly. Ensure the component meets RoHS compliance requirements as specified in the official datasheet before finalizing procurement orders.

Memory IC Selection Notes

Select this component when a 4-kbit EEPROM with high-speed I2C interface is required. It is suitable for designs needing operation at voltages as low as 1.7 V. The industrial temperature rating makes it appropriate for harsh environments. Compare against the 24LC044 series if lower power consumption at reduced speeds is prioritized over the higher speed capability of the 24AA series.

Memory IC Part Context

This part belongs to the Microchip 24AA044 family of serial EEPROMs. It shares architectural similarities with other members like the 24AA044-E/MS but differs in temperature grading and voltage specifications. The T-variant specifically refers to the reel packaging format, distinguishing it from tube-packaged equivalents such as the 24AA044-E/SN or 24AA044T-I/ST.

Memory IC Replacement Considerations

Direct pin-compatible substitutes include the 24AA044-E/MS for commercial temperature grades. For industrial grade replacements, verify availability of the 24AA044T-I/ST in SOIC-8 packages if lead frame differences are acceptable. Cross-reference with 24LC044 variants only if speed and voltage constraints allow.