STMicroelectronics M24C08-RMN6TP 8KB EEPROM, SO8N Package with I2C Interface

STMicroelectronics M24C08-RMN6TP EEPROM Overview

The STMicroelectronics M24C08-RMN6TP is a high-reliability 8KB electrically erasable programmable read-only memory (EEPROM) engineered for non-volatile data retention in mid-to-large-scale electronic systems. It integrates an industry-standard I2C (2-wire serial) interface, enabling seamless communication with microcontrollers, microprocessors, and digital components-making it a trusted solution for B2B engineers prioritizing storage capacity, compact design, and long-term data integrity.

As a product from STMicroelectronics, a global leader in semiconductor innovation with decades of expertise in memory technologies, the device meets strict quality benchmarks for industrial, consumer, and IoT applications. For more trusted industrial ICs and memory components, visit IC 제조업체.

Technical Parameters of M24C08-RMN6TP

Key Technical Features of M24C08-RMN6TP

• Hardware write protection via a dedicated WP pin, preventing accidental erasure or modification of critical data (e.g., multi-sensor calibration logs, industrial process settings) in high-reliability systems.
• Self-timed write cycles (up to 5ms), eliminating the need for external timing circuits and simplifying software integration for engineers-reducing design complexity and time-to-market.
• 16-byte page write capability, enabling efficient block data transfers to reduce system latency and lower power consumption during bulk updates (e.g., storing hourly sensor logs).
• Low standby current (typical 1??A at 3V) and low active current (typical 1mA at 3V, 1MHz), optimizing power efficiency for battery-powered devices like portable medical monitors or remote IoT sensors.
• Unlimited read cycles, ensuring reliable data access without performance degradation over the device??s operational lifetime-critical for applications requiring frequent data retrieval.

Advantages of M24C08-RMN6TP Over Alternative Solutions

Compared to smaller EEPROMs (1KB/4KB), parallel memory chips, or narrow-voltage-range alternatives, the M24C08-RMN6TP delivers three critical benefits for B2B designs:

First, its 8KB capacity eliminates storage compromises. Smaller EEPROMs force engineers to limit data logging (e.g., truncating sensor history) or reduce config complexity, while larger flash memory chips are overkill and consume more power. The M24C08-RMN6TP is ideal for applications like smart HVAC systems or industrial multi-sensor nodes, where storing large configs, usage patterns, or multi-sensor data is essential.

Second, its I2C interface reduces design complexity and PCB space. Parallel memory chips require 8+ data and address pins, cluttering PCB layouts and limiting miniaturization. The M24C08-RMN6TP uses just two wires (SDA for data, SCL for clock), cutting trace count by 75%. This is critical for compact systems like IoT gateways or portable medical devices, where board space directly impacts product size and functionality.

Third, its durability and flexibility outperform budget alternatives. Low-cost EEPROMs often offer only 100,000 write cycles, 10?C20 years of data retention, or narrow voltage ranges (e.g., 3.3V only). The M24C08-RMN6TP delivers 1 million write cycles, 40 years of retention, and a 1.8V?C5.5V range-compatible with legacy 5V industrial equipment and modern 1.8V/3.3V IoT designs. This reduces component inventory and ensures long-term reliability for end products.

Typical Applications of M24C08-RMN6TP

The M24C08-RMN6TP is engineered to solve mid-to-large-scale non-volatile storage challenges across industries. Its key use cases include:

• 산업 자동화: Storing multi-sensor calibration data, PLC operational logs (e.g., daily production metrics), and process setpoints in factory machinery-ensuring data retention during power outages for post-fault analysis and uninterrupted production.
• 사물 인터넷(IoT): Retaining large sensor data logs (e.g., 24-hour environmental readings), network credentials, and device metadata in IoT gateways-enabling continuous monitoring and data analysis without losing critical information during power cycles.
• 의료 기기: Preserving patient-specific data (e.g., 7-day vital sign trends) and device calibration settings in portable monitors (e.g., blood pressure cuffs)-complying with healthcare standards for data integrity and supporting long-term patient care tracking.
• Energy and Power (Smart HVAC): Storing user comfort patterns (e.g., weekly temperature schedules), energy usage logs, and system configs in smart thermostats-delivering personalized comfort and optimizing energy efficiency even after power disruptions.
• 소비자 가전: Saving large user profiles (e.g., multi-user audio presets, game progress) and device firmware versions in high-end smart TVs or portable gaming consoles-delivering personalized experiences without reconfiguration after power loss.

자주 묻는 질문(FAQ)

Why is the 8KB capacity of the M24C08-RMN6TP a good fit for IoT gateways?

IoT gateways often connect multiple sensors and need to store large datasets-such as 24-hour sensor logs, network credentials for multiple devices, or firmware update fragments. 1KB/4KB EEPROMs are too small for these tasks, while flash memory is power-hungry. The 8KB capacity perfectly matches these needs, ensuring efficient storage and low power use.

How does the 16-byte page write capability improve system performance?

The 16-byte page write feature lets engineers write 16 bytes of data in a single I2C transaction, instead of 1 byte at a time. For example, storing 128 bytes of sensor data requires 8 transactions (vs. 128 for single-byte writes). This cuts latency by 94% and reduces power consumption-critical for battery-powered devices like remote IoT sensors that need to minimize active operation time.

Can the M24C08-RMN6TP operate in both legacy industrial systems and modern IoT devices?

Yes. Its 1.8V?C5.5V operating range makes it compatible with legacy 5V industrial controllers (e.g., older PLCs) and modern 1.8V/3.3V IoT microcontrollers (e.g., ESP32). This flexibility eliminates the need to source different EEPROMs for different projects, simplifying inventory management and reducing design time for engineers working across multiple system generations.

When should I use the write protection feature of this EEPROM?

Enable write protection (by tying the WP pin to VCC) when storing data that must not be accidentally modified. For example, in medical devices, protect patient vital sign logs to prevent errors from software glitches; in industrial systems, protect calibration data to avoid process disruptions from unintended changes. This ensures data integrity in high-reliability applications.

How long will the M24C08-RMN6TP retain data, and how many times can I update it?

It guarantees 40 years of data retention, so stored data (like industrial process logs or patient vital signs) will remain intact even if the device is powered off for decades. It also supports 1 million write cycles-enough for applications that require daily updates (over 2700 years of use) or hourly updates (over 114 years). This ensures the device meets the lifespan of long-term products like industrial machinery or medical equipment.