STMicroelectronics M95080-WMN6TP 8KB SPI EEPROM, SO8N Package for Non-Volatile Storage

STMicroelectronics M95080-WMN6TP SPI EEPROM Overview

The STMicroelectronics M95080-WMN6TP is a high-performance 8KB serial peripheral interface (SPI) electrically erasable programmable read-only memory (EEPROM) engineered for non-volatile data retention in high-speed, space-constrained electronic systems. It leverages the SPI protocol-renowned for fast synchronous communication-to enable seamless integration with microcontrollers, industrial PLCs, and IoT modules. This makes it a trusted solution for B2B engineers prioritizing speed, storage capacity, and miniaturization across industrial, energy, and security applications.

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

Technical Parameters of M95080-WMN6TP

Key Technical Features of M95080-WMN6TP

• Sector and full-chip hardware write protection via a dedicated WP pin, preventing accidental erasure or modification of critical data (e.g., industrial calibration values, security camera encryption keys) in high-reliability systems-avoiding costly downtime or data breaches.
• 10MHz maximum clock frequency, enabling ultra-fast data transfers (up to 10MBps) that outpace standard 1MHz I2C EEPROMs-critical for high-speed applications like real-time industrial control or security camera firmware updates.
• 32-byte page write capability, allowing efficient block data transfers to reduce system latency and lower power consumption during bulk updates (e.g., storing daily industrial production logs or monthly energy usage data).
• Low standby current (typical 1??A at 3V) and low active current (typical 5mA at 5V, 10MHz), optimizing power efficiency for battery-powered devices like portable medical monitors or remote IoT sensors-extending operational life without frequent recharging.
• Wide operating temperature range (-40??C to +125??C), ensuring reliable performance in harsh environments like industrial factories, outdoor IoT deployments, or automotive under-hood systems-meeting rugged industrial and automotive-grade standards.

Advantages of M95080-WMN6TP Over Alternative Solutions

Compared to I2C EEPROMs, wide-body SO8W packages, or lower-frequency SPI memory, the M95080-WMN6TP delivers three critical benefits for B2B designs:

First, its 10MHz SPI interface eliminates speed bottlenecks. Standard I2C EEPROMs (max 1MHz) struggle with high-speed systems like industrial PLCs, which need to update process parameters in milliseconds to avoid production delays. The 10MHz SPI interface transfers data 10x faster, ensuring PLCs, security cameras, and IoT gateways process critical data in real time-reducing latency and improving system responsiveness.

Second, its SO8N package enables superior miniaturization. Wide-body SO8W packages (1.27mm pin pitch) occupy 20% more PCB space, making them impractical for compact designs like wireless IoT gateways or portable medical devices. The SO8N??s 0.95mm pin pitch lets engineers fit the EEPROM alongside other components (e.g., microcontrollers, sensors) in space-constrained layouts-critical for devices deployed in tight industrial enclosures or handheld medical tools.

Third, its durability and flexibility outperform budget alternatives. Low-cost EEPROMs often restrict operation to +85??C (limiting use in harsh industrial environments) and offer only 100,000 write cycles (increasing replacement frequency). The M95080-WMN6TP??s -40??C to +125??C range and 1 million write cycles ensure long-term reliability, while its 2.5V?C5.5V voltage range works with legacy 5V industrial systems and modern 3.3V IoT devices-reducing maintenance costs and inventory complexity for end users.

Typical Applications of M95080-WMN6TP

The M95080-WMN6TP is engineered to solve non-volatile storage challenges in high-speed, harsh-environment, and compact systems. Its key use cases include:

• Industrial Automation: Storing PLC operational parameters (e.g., motor speed setpoints, alarm thresholds) and 2-week production logs in factory machinery-withstanding high temperatures and electrical noise to ensure uninterrupted production and easy troubleshooting.
• Security and Surveillance: Retaining device IDs, encryption keys, and camera firmware backups in high-speed security cameras-enabling fast boot times and secure data access for real-time monitoring, even during power fluctuations or network outages.
• Energy and Power (Smart Meters): Saving 1-month energy usage logs (1,440 data points for 30-minute intervals), billing information, and meter calibration data-ensuring accurate tracking even during power disruptions and simplifying utility billing processes.
• Internet of Things (IoT) Gateways: Storing firmware update fragments, network credentials for 30+ connected sensors, and 14-day environmental logs-enabling over-the-air updates and continuous monitoring without data loss in remote industrial or agricultural deployments.
• Medical Devices (Portable): Preserving 2-week patient vital data (e.g., blood pressure trends, ECG readings) and device configs in handheld tools (e.g., portable ultrasound probes)-complying with healthcare standards for data integrity and operating reliably in temperature-variable clinical environments.

Frequently Asked Questions (FAQ)

Why is the 10MHz clock frequency important for industrial PLCs?

Industrial PLCs control time-sensitive processes (e.g., assembly line conveyor speeds, chemical mixing ratios) that require parameter updates every 1?C2 milliseconds. A 1MHz I2C EEPROM would take 8ms to transfer 8KB of data, causing delays that lead to production errors. The 10MHz SPI interface cuts transfer time to 0.8ms, ensuring PLCs update parameters in real time and maintain process precision-critical for high-volume manufacturing.

How does the wide temperature range benefit outdoor IoT sensors?

Outdoor IoT sensors (e.g., agricultural moisture monitors, smart city traffic sensors) face extreme temperature swings-from -40??C in winter to +125??C in direct summer sunlight. Most consumer-grade EEPROMs fail above +85??C, leading to data loss and sensor downtime. The M95080-WMN6TP??s -40??C to +125??C range ensures it operates reliably in these conditions, keeping sensors online and collecting data year-round-critical for applications like precision agriculture or smart infrastructure.

Can the M95080-WMN6TP operate in both 2.5V IoT devices and 5V industrial systems?

Yes. Its 2.5V?C5.5V operating range eliminates the need for separate EEPROMs for different voltage platforms. For 2.5V low-power IoT sensors, it runs directly from the battery without a regulator, saving space and cost. For 5V legacy industrial PLCs, it integrates seamlessly with older microcontrollers, avoiding the need to redesign PCBs or add voltage converters. This flexibility simplifies inventory management for engineers working across industrial and IoT projects.

What is the benefit of sector write protection for security cameras?

Security cameras store two types of data: static encryption keys (never changed) and dynamic logs (updated daily). Sector write protection lets engineers lock the encryption key sector to prevent accidental erasure or hacking, while leaving the log sector open for daily updates. This ensures the camera remains secure (even if software glitches occur) and continues logging footage-critical for law enforcement or commercial security applications where data integrity is mandatory.

How long will the M95080-WMN6TP retain data, and is it enough for industrial equipment?

It guarantees 40 years of data retention, far exceeding the typical 20?C25 year lifespan of industrial equipment (e.g., factory PLCs, solar inverters). This ensures critical data (e.g., production logs, calibration settings) remains intact for the product??s entire operational life. With 1 million write cycles, it also handles daily updates (e.g., process parameter adjustments) without degradation-meeting industrial reliability standards and reducing downtime for 24/7 factory operations.