STMicroelectronics M24C02-FDW6TP 2KB EEPROM, SO8W Package with I2C Interface

STMicroelectronics M24C02-FDW6TP EEPROM Overview

The STMicroelectronics M24C02-FDW6TP is a high-performance 2KB electrically erasable programmable read-only memory (EEPROM) engineered for non-volatile data retention in industrial, consumer, and IoT electronic systems. It integrates an industry-standard I2C (2-wire serial) interface, enabling seamless communication with microcontrollers and digital components-making it a reliable choice for B2B engineers prioritizing durability and design simplicity.

As a product from STMicroelectronics, a global leader in semiconductor technology with decades of expertise in memory solutions, the device adheres to strict quality benchmarks for long-term reliability. For more trusted industrial ICs and memory components, visit IC Manufacturer.

Technical Parameters of M24C02-FDW6TP

Key Technical Features of M24C02-FDW6TP

• Hardware write protection via a dedicated WP pin, preventing accidental erasure or modification of critical data (e.g., sensor calibration values, user preferences).
• Self-timed write cycles (up to 5ms), eliminating the need for external timing circuits and simplifying software integration.
• 16-byte page write capability, enabling efficient block data transfers to reduce system latency and power consumption.
• Low standby current (typical 1??A at 3V) and low active current (typical 1mA at 3V, 1MHz), optimizing power efficiency for battery-powered devices.
• Unlimited read cycles, ensuring reliable data access without degradation over the device??s operational lifetime.

Advantages of M24C02-FDW6TP Over Alternative Solutions

Compared to legacy parallel EEPROMs or low-cost non-volatile memory alternatives, the M24C02-FDW6TP delivers three critical benefits for B2B designs:

First, its I2C interface reduces design complexity. Parallel EEPROMs require 8+ data and address pins, while this device uses just two wires (SDA for data, SCL for clock). This cuts PCB trace count by 75%, saving valuable board space-essential for compact IoT devices or dense industrial controllers.

Second, its SO8W wide-body package improves manufacturing reliability. Unlike narrow-body SO8 packages, the SO8W??s wider pin spacing (1.27mm pitch) reduces soldering errors during high-volume assembly. This lowers production rework costs, a key advantage for manufacturers of consumer electronics or home appliances where scale matters.

Third, its durability outperforms budget alternatives. With 1 million write cycles and 40 years of data retention, it lasts 10x longer than low-cost EEPROMs (which often offer 100,000 write cycles). This makes it ideal for long-life products like industrial automation equipment or medical devices, where frequent data updates and long-term reliability are non-negotiable.

Typical Applications of M24C02-FDW6TP

The M24C02-FDW6TP solves non-volatile storage challenges across industries, with key use cases including:

• Industrial Automation: Storing PLC operational parameters (e.g., setpoints, alarm thresholds) to prevent data loss during power outages, ensuring uninterrupted production.
• Internet of Things (IoT): Retaining sensor calibration data and network credentials in smart thermostats or environmental monitors, maintaining accuracy across power cycles.
• Consumer Electronics: Saving user preferences (e.g., display settings, audio profiles) in smartphones or wearables, delivering consistent user experiences without reconfiguration.
• Home Appliances: Storing cycle settings (e.g., wash temperature, drying time) in washing machines or ovens, ensuring seamless operation even after power disruptions.
• Medical Devices: Preserving patient-specific data (e.g., blood pressure thresholds) in portable monitors, complying with healthcare standards for data integrity.

Frequently Asked Questions (FAQ)

What makes the I2C interface a good choice for the M24C02-FDW6TP?

The I2C interface uses only two wires, which simplifies PCB design by reducing the number of connections needed. It also supports multi-device communication-multiple EEPROMs or sensors can share the same bus, saving space in complex systems like industrial controllers or IoT gateways.

How does the SO8W package differ from other SO8 variants, and why is it useful?

The SO8W is a wide-body small outline package with a 1.27mm pin pitch, wider than narrow-body SO8 packages (0.95mm pitch). This wider spacing makes soldering easier, reduces the risk of short circuits during assembly, and improves mechanical stability-critical for high-volume production lines.

Can the M24C02-FDW6TP operate in low-power IoT devices?

Yes, it is ideal for low-power IoT devices. Its 1.8V-5.5V voltage range works with common IoT batteries (e.g., 3V coin cells), and its low standby current (1??A typical) minimizes power draw when idle. This extends battery life, a key requirement for remote IoT sensors.

What is the purpose of the write protection pin, and when should I use it?

The WP (write protection) pin disables write/erase operations when tied to VCC, protecting critical data from accidental modification. Use it in applications where data integrity is vital-for example, storing calibration values in industrial sensors or patient data in medical devices.

How long will the M24C02-FDW6TP retain data, and how many times can I write to it?

It guarantees 40 years of data retention, so stored data remains intact even if the device is powered off for decades. It also supports 1 million write cycles, which is more than enough for most applications-even daily writes would last over 2700 years, ensuring long-term reliability.