STMicroelectronics M24C16-FMN6TP 16KB EEPROM, TSSOP8 Package with I2C Interface

STMicroelectronics M24C16-FMN6TP EEPROM Overview

The STMicroelectronics M24C16-FMN6TP is a high-reliability 16KB electrically erasable programmable read-only memory (EEPROM) engineered for non-volatile data retention in compact, large-scale electronic systems. It integrates an industry-standard I2C (2-wire serial) interface, enabling seamless communication with microcontrollers, IoT gateways, and medical devices-making it a trusted solution for B2B engineers prioritizing miniaturization, high storage capacity, and long-term data security.

As a product from STMicroelectronics, a global leader in semiconductor innovation with decades of expertise in memory and industrial-grade compact components, the device meets strict quality benchmarks for performance, durability, and environmental compliance. For more trusted industrial ICs and miniaturized memory solutions, visit IC Manufacturer.

Technical Parameters of M24C16-FMN6TP

Key Technical Features of M24C16-FMN6TP

• Hardware write protection via a dedicated WP pin, preventing accidental erasure or modification of critical data (e.g., medical device firmware fragments, industrial process parameters) in high-reliability systems.
• Self-timed write cycles (up to 5ms), eliminating the need for external timing circuits and simplifying software integration-reducing design complexity and shortening time-to-market for engineers.
• 16-byte page write capability, enabling efficient block data transfers to reduce system latency and lower power consumption during bulk updates (e.g., storing weekly industrial production logs).
• Ultra-low standby current (typical 1??A at 3V) and low active current (typical 1mA at 3V, 1MHz), optimizing power efficiency for battery-powered devices where extended operational life is critical.
• Lead-free (RoHS compliant) TSSOP8 package, meeting global environmental standards and ensuring compatibility with modern high-volume surface-mount assembly processes for consumer, medical, and industrial electronics.

Advantages of M24C16-FMN6TP Over Alternative Solutions

Compared to smaller EEPROMs (4KB/8KB), standard SO8-packaged memory, or narrow-voltage-range alternatives, the M24C16-FMN6TP delivers three critical benefits for B2B designs:

First, its 16KB capacity eliminates large-scale storage gaps in compact systems. Smaller 4KB/8KB EEPROMs force engineers to split data (e.g., firmware fragments across multiple chips) or limit functionality-such as truncating 30-day sensor logs in industrial IoT gateways. Larger flash memory chips are overkill, consume 2?C3x more power, and require complex driver support. The 16KB capacity perfectly matches needs for storing firmware, multi-device configs, or long-term logs in space-constrained designs.

Second, its TSSOP8 package enables unmatched miniaturization. Standard SO8 packages occupy ~30mm2 of PCB space, which is impractical for devices like portable ultrasound probes or smart home hubs with dense component layouts. The TSSOP8??s 17.2mm2 footprint saves 30% of board space, letting engineers integrate additional features (e.g., extra sensors, larger batteries) without increasing product size-critical for medical devices where portability and industrial hubs where space efficiency drive usability.

Third, its flexibility and durability outperform budget compact memory. Low-cost TSSOP-packaged EEPROMs often restrict operation to 3.3V only (requiring external regulators for 1.8V/5V systems) and offer just 100,000 write cycles. The M24C16-FMN6TP??s 1.8V?C5.5V range works with legacy 5V industrial PLCs and modern 1.8V IoT microcontrollers, while its 1 million write cycles and 40-year retention ensure long-term reliability-reducing maintenance costs and product failures for end users.

Typical Applications of M24C16-FMN6TP

The M24C16-FMN6TP is engineered to solve large-scale non-volatile storage challenges in ultra-compact, battery-powered, or industrial systems. Its key use cases include:

• Internet of Things (IoT) Gateways: Storing firmware update fragments, multi-sensor logs (e.g., 30-day environmental readings), and network credentials for 10+ connected devices-enabling over-the-air updates and continuous monitoring without data loss.
• Medical Devices (Portable): Preserving patient diagnostic data (e.g., 2-week ECG trends) and device firmware backups in handheld tools (e.g., portable ultrasound probes)-complying with healthcare standards for data integrity and supporting emergency care scenarios.
• Industrial Automation: Retaining complex PLC operational parameters (e.g., multi-step assembly line setpoints) and monthly production logs in compact factory sensors-withstanding industrial temperatures and ensuring uninterrupted production during power outages.
• Consumer Electronics (Smart Hubs): Saving device pairing configs, user preference profiles, and short video clips (e.g., security camera pre-alert footage) in smart home hubs-ensuring seamless connectivity and personalized experiences post-power disruptions.
• Energy and Power (Smart Inverters): Storing energy conversion efficiency logs, grid connection parameters, and firmware updates in compact solar inverters-optimizing energy output and ensuring compliance with utility grid standards.

Frequently Asked Questions (FAQ)

Why is the 16KB capacity a good fit for IoT gateways?

IoT gateways need to store large datasets: firmware update fragments (often 8?C12KB), 30-day sensor logs (10?C14KB), and network credentials for 10+ devices. 4KB/8KB EEPROMs are too small to hold all this data, while flash memory is power-hungry. The 16KB capacity perfectly matches these needs, ensuring efficient storage and low power use for wireless deployments.

How does the TSSOP8 package improve design for portable medical devices?

Portable medical devices (e.g., handheld ultrasound probes) require extreme miniaturization to be used in clinics or emergency settings. The TSSOP8 package??s 4.4mm x 3.9mm size is 30% smaller than the standard SO8??s 5.0mm x 6.0mm, freeing up PCB space for critical components like transducers or larger batteries. This smaller footprint lets manufacturers create lighter, more portable devices thatҽ????Ա (medical staff) can easily carry.

Can the M24C16-FMN6TP operate in both 1.8V wearables and 5V industrial PLCs?

Yes. Its 1.8V?C5.5V operating range eliminates the need for separate EEPROMs for different voltage platforms. For 1.8V smart wearables (e.g., fitness trackers), it runs directly from the battery without a regulator. For 5V industrial PLCs, it integrates seamlessly with legacy hardware. This flexibility simplifies inventory management and reduces design time for engineers working across multiple industries.

What is the benefit of the 16-byte page write feature for industrial sensors?

Industrial sensors often log data hourly (720 data points monthly) and need to store bulk data efficiently. The 16-byte page write lets the sensor store 16 bytes in one I2C transaction instead of 16 separate ones. This cuts power use by 40% (vs. single-byte writes) and reduces latency, ensuring the sensor can log data quickly-even with limited power in remote, battery-powered deployments.

How long will the M24C16-FMN6TP retain data, and is it enough for long-life industrial equipment?

It guarantees 40 years of data retention, far exceeding the typical 20?C25 year lifespan of industrial equipment (e.g., solar inverters, factory PLCs). This ensures critical data (e.g., production logs, firmware backups) remains intact for the product??s entire operational life. With 1 million write cycles, it also handles frequent updates (e.g., daily efficiency logs) without degradation-meeting industrial reliability standards and reducing downtime.