24CW320T-E/OT66KVAO

Memory IC Overview

The Microchip Technology 24CW320T-E/OT66KVAO is a 32-Kbit I2C Serial EEPROM featuring software write protection. It operates within a voltage range of 1.6V to 5.5V and supports clock frequencies up to 1 MHz. The device is housed in an 8-lead SOT-23 package and is qualified for extended temperature ranges from -40°C to +125°C.

Memory IC Feature Summary

• Supports high-speed I2C interface with industry standard 1 MHz, 400 kHz, and 100 kHz modes.
• Includes programmable hardware client address bits via the Hardware Address Register (HAR).
• Offers versatile data protection through the Write Protection Register (WPR) for software-controlled write protection.

Memory IC Applications

• Consumer electronics requiring reliable nonvolatile memory storage.
• Industrial applications demanding dependable data retention.
• Automotive systems utilizing AEC-Q100 qualified components.

Memory IC Procurement Notes

Verify the specific ordering suffix against official documentation to confirm package type and temperature grade. Ensure compatibility with system voltage requirements and I2C bus specifications before integration. Confirm availability through authorized distribution channels as supply status may vary.

Memory IC Selection Notes

Select this component for designs requiring 32-Kbit capacity with I2C connectivity. The extended temperature rating suits harsh environments. Verify that the SOT-23 package fits the PCB layout constraints. Consider the software write protection features if data integrity during operation is critical.

Memory IC Part Context

This part belongs to the 24CW Series family of serial EEPROMs, which includes densities ranging from 16-Kbit to 128-Kbit. The series shares common electrical characteristics and interface protocols, differing primarily in memory size and preset hardware client addresses defined by the part number suffix.

Memory IC Replacement Considerations

Compatible substitutes include other 24CW32X variants with different packages or temperature ratings, such as 24CW32T-I/SN or 24CW32T-E/ST. Ensure the replacement maintains the same density, interface speed, and voltage range.