24LC512T-E/SM Tech Specifications
Microchip - 24LC512T-E/SM technical specifications, attributes, parameters and parts with similar specifications to Microchip - 24LC512T-E/SM

Product Attribute	Attribute Value
Part Number	24LC512T-E/SM
Package	SOIJ-8
Description	SOIJ-8
Stock Condition	Get 10410 pcs available quantity at Allelco
Payment	PayPal / TT / Credit Card / Western Union
Allelco Certifications	ESD / ISO 9001 / ISO 13485 / ISO 28000

Product Attribute	Attribute Value
Manufacturer	Microchip Technology
RoHs Status	-
Warranty	100% Perfect Functions
Transport port	Hong Kong
Shipping by	DHL / FedEx / UPS / TNT / SF Express
RFQ Email	info@allelco.com

Parts Introduction

Manufacturer Part Number

24LC512T-E/SM

Manufacturer

microchip-technology

Introduction

The 24LC512T-E/SM is a 512-Kbit serial EEPROM memory device from microchip-technology. It offers a high-performance, low-power, and reliable non-volatile memory solution for a variety of embedded applications.

Product Features and Performance

512Kbit of EEPROM memory organized as 64K x 8

I2C interface with a clock frequency up to 400kHz

Fast access time of 900ns

Low power consumption with 5ms write cycle time

Wide operating voltage range of 2.5V to 5.5V

Wide operating temperature range of -40°C to 125°C

Product Advantages

High memory density in a small footprint

Low power operation for efficient energy usage

Fast data access and write speeds

Robust I2C interface for reliable communication

Wide temperature and voltage range for diverse applications

Key Reasons to Choose This Product

Excellent choice for embedded systems requiring non-volatile data storage

Proven reliability and performance from a trusted manufacturer

Cost-effective solution for memory expansion in space-constrained designs

Seamless integration with microcontrollers and other I2C-compatible devices

Quality and Safety Features

Rigorous quality control and testing procedures

Compliance with industry standards for safety and reliability

RoHS-compliant design for environmental responsibility

Compatibility

The 24LC512T-E/SM is compatible with a wide range of I2C-enabled microcontrollers and other devices supporting the I2C communication protocol.

Application Areas

Industrial automation and control systems

Automotive electronics

Consumer electronics

Medical devices

Wireless and IoT applications

Product Lifecycle

The 24LC512T-E/SM is an active product in the microchip-technology portfolio. There are no direct equivalent or alternative models available at this time. For the latest product information or to inquire about availability, please contact our website's sales team.

Frequently Asked Questions(FAQ)

How does the 24LC512T-E/SM compare to other I2C EEPROMs in terms of memory organization and access time, and what design implications arise from its 64K x 8 architecture?: The 24LC512T-E/SM is organized as a 64K x 8 memory structure, providing 512 kilobits of non-volatile storage with byte-level accessibility. This organization allows direct addressing of individual bytes, which simplifies data management compared to wider-bus architectures that require word-level operations. With an access time of 900 nanoseconds, the device supports relatively fast read cycles, though this must be balanced against the I2C bus timing constraints at 400 kHz. Designers should consider that while the internal access speed appears adequate for most applications, the actual system performance is limited by the I2C protocol overhead, making the 900 ns parameter more relevant for burst-mode operations or when interfacing with faster microcontrollers in master mode.

What are the critical voltage and temperature considerations when integrating the 24LC512T-E/SM into industrial control systems operating near the extremes of its specified range?: The 24LC512T-E/SM operates across a supply voltage range of 2.5V to 5.5V and a temperature range from -40°C to 125°C, making it suitable for harsh environments. However, at the lower end of the voltage spectrum (below 3V), write cycle times may degrade slightly due to reduced internal programming voltages, potentially affecting the typical 5ms write duration. Similarly, elevated temperatures approaching 125°C can increase leakage currents and slightly extend access times, though the 900 ns specification remains valid within tolerance. In battery-powered or space-constrained industrial applications, designers must ensure adequate decoupling capacitance and thermal management to maintain reliable operation throughout the full operational envelope.

When substituting the 24LC512T-E/SM in legacy designs, how do alternative models like M24512-WMN6TP or CAT24C512XI-T2 differ in packaging and electrical characteristics?: While all these devices share the same 512Kbit capacity and I2C interface, key differences exist in packaging and electrical parameters. The 24LC512T-E/SM uses an 8-SOIJ package with a body width of 5.30mm, whereas M24512-WMN6TP typically comes in an 8-WSON footprint, offering space savings but requiring careful PCB layout. The CAT24C512XI-T2 may have identical electrical characteristics but often features enhanced ESD protection and different moisture sensitivity levels. Designers must verify pin compatibility, especially for shared power and ground connections, and confirm that substitute parts maintain the same I2C addressing scheme to avoid firmware modifications.

What write endurance and data retention characteristics should engineers expect when using the 24LC512T-E/SM in continuous logging applications?: The 24LC512T-E/SM offers a minimum write endurance of 1 million cycles per memory location, which is sufficient for most non-volatile logging scenarios. However, in high-frequency write applications—such as real-time sensor data logging at intervals under 10 milliseconds—the cumulative effect of 5ms write cycles creates significant latency and reduces overall throughput. For such use cases, engineers should implement wear-leveling algorithms to distribute writes across multiple memory sectors, effectively extending the useful life beyond the rated specifications. Data retention exceeds 200 years under normal conditions, but this degrades significantly at elevated temperatures, necessitating conservative temperature derating in mission-critical storage applications.

How does the I2C clock frequency limitation of 400 kHz impact system-level performance when using the 24LC512T-E/SM with fast microcontrollers?: Although modern microcontrollers often operate at several hundred MHz, the 400 kHz maximum I2C clock rate of the 24LC512T-E/SM creates a bottleneck in bidirectional communication. At this frequency, transferring one byte requires approximately 20 microseconds including acknowledgment bits, meaning sequential reads of the full 64K array would take over 1.2 seconds—impractical for real-time applications. Designers must either reduce microcontroller clock speeds during EEPROM transactions, implement efficient block read/write strategies, or consider parallel EEPROM alternatives if high-speed bulk transfers are required. This constraint makes the part better suited for infrequent configuration storage rather than streaming data applications.

What are the implications of the 24LC512T-E/SM's Moisture Sensitivity Level 1 rating in high-humidity manufacturing environments?: Classified as MSL 1, the 24LC512T-E/SM has unlimited floor life under standard storage conditions, simplifying handling in humid facilities without requiring bake-out procedures before reflow soldering. This characteristic benefits manufacturers in tropical regions or those with seasonal humidity variations, reducing process complexity and cost. However, even with MSL 1 classification, prolonged exposure to condensation before assembly can still affect solder joint reliability. Therefore, while no special storage protocols are mandated, best practices still recommend keeping components in sealed containers until immediate use to preserve long-term solderability and prevent electrochemical migration risks.

How does the page write feature of the 24LC512T-E/SM affect system efficiency in data-intensive applications?: The 24LC512T-E/SM supports page writes up to 64 bytes per operation, which significantly improves write efficiency compared to byte-by-byte transfers. In scenarios where multiple related values need updating—such as calibration coefficients or configuration registers—this feature reduces I2C overhead by minimizing start/stop conditions. For example, writing 128 bytes requires just three page-write operations instead of 128 individual commands, cutting transaction time by approximately 97%. However, exceeding page boundaries causes wraparound behavior that may overwrite unintended data, so software must carefully manage address alignment. This architectural choice favors structured data updates over random access patterns common in file systems.

What are the key differences between the 24LC512T-E/SM and volatile memory solutions in embedded system design, particularly regarding power loss scenarios?: Unlike SRAM or DRAM, the 24LC512T-E/SM maintains data integrity during power interruptions without requiring backup batteries or capacitors, making it ideal for configuration storage and persistent state preservation. However, this non-volatility comes at the cost of slower write speeds (5ms vs. nanosecond-scale for SRAM) and limited endurance. In brownout-prone environments, engineers must ensure stable supply voltage above 2.5V to prevent accidental erasure during write cycles. Additionally, while the device survives power loss gracefully, sudden shutdown during a write operation could corrupt data—hence the need for status polling or write-complete detection mechanisms in safety-critical applications.

Customers Also Interested in

Recommended Products

Customer Reviews

Evaluation: 10 Articles

Nath***rooks

Jun 11, 2026

Installed this power component in a converter board. Output remained stable under different load conditions and thermal performance was better than expected.
Dani***alkerTech

Jun 1, 2026

Product works, but setup took more effort than expected. Once configured the MCU ran reliably, although documentation support felt older compared with newer platforms. Fine for maintenance projects.
Yuki***aka88

May 26, 2026

信号通信プロジェクトでこのRS-485トランシーバーを使用しました。設置は簡単で、長距離ケーブルでも通信は安定していました。消費電力も、以前使用していたものより低くなっています。
Stev***aker

May 20, 2026

Solid diode for power rectification. Works well in switching circuits.
Bran***Lewis

May 11, 2026

Compact FPGA with good performance. Suitable for basic signal processing tasks.
Oliv***arris

May 7, 2026

Reliable I/O expander. Works well in embedded control applications.
Jess***Jones

Apr 17, 2026

It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.
Mich***Smith

Apr 17, 2026

Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.
Aman***arris

Apr 3, 2026

It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.
Mike***nch

Apr 3, 2026

Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.

Write a Review

Your Email address will not be published.

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

Use your express account for shipment if you have one.
Use our account for the shipment. Refer to the table below for the approximate charges.

(Different time frame / countries / package size has different price.)

Delivery Method

Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region	Country	Logistic Time(Day)
America	United States	5
America	Brazil	7
Europe	Germany	5
	United Kingdom	4
	Italy	5
Oceania	Australia	6
Oceania	New Zealand	5
Asia	India	4
Asia	Japan	4
Middle East	Israel	6

DHL & FedEx Shipment Charges Reference
Shipment charges(KG)	Reference DHL(USD$)
0.00kg-1.00kg	USD$30.00 - USD$60.00
1.00kg-2.00kg	USD$40.00 - USD$80.00
2.00kg-3.00kg	USD$50.00 - USD$100.00

Note:: The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

QC (Quality Warranty)
Payment Support
Packaging
Certifications & Memberships

QC (Quality Warranty)

Allelco is committed to exceeding customer expectations through customer service excellence, order accuracy, and on-time delivery.
This is achieved through our commitment to the continual improvement of our processes, services, and products.

Strict quality inspection builds a solid foundation for electronic component quality.

Visual inspection
Performance testing and reliability verification
Standardized full-process testing
Precise control of every parameter

We eliminate defective components and ensure the stable operation of electronic devices through professional quality standards.

Quality Inspection

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Stable Delivery, Sincere Partnership — Your Faithful Supply Chain Partner

Efficient Supply Management
Cost-Saving Procurement
Fast Sourcing & Delivery

Contact us if you have any questions.

Phone: +00852 9146 4856
Email: info@allelco.com

Packaging

Electrostatic Discharge Protection and Handling

All electrostatic-sensitive components are handled in accordance with electrostatic discharge control procedures. The products are hermetically sealed in anti-static safe packaging to prevent electrostatic damage. Appropriate labeling is also applied for identification and traceability. This ensures product integrity during storage, handling and transportation.

ESD

Certifications & Memberships

Third-party certified, strict quality control. Our certification

ISO 9001: 2015
ISO 13485: 2016
ISO 14001: 2015
ISO 28000: 2007
ISO 45001: 2018
GB/T 27922-2011

SMTA
IPC
ESD
PSMA

24LC512T-E/SM

Microchip
41D-24LC512T-E/SM

Want a better price? Add to Cart and Submit RFQ now, we'll contact you immediately.

The Blogs Hot Parts Change Language News Site map

Headquarters Address:
Room C 13/F Harvard Commercial Building
105-111 Thomson Road Wan Chai
HongKong

Service Tel: +852-91464856
Service Email: info@allelco.com

Follow us

0 RFQ

Shopping cart (0 Items)

It is empty.

Submit RFQ

Compare List (0 Items)

It is empty.

Feedback

Your feedback matters! At Allelco, we value the user experience and strive to improve it constantly.
Please share your comments with us via our feedback form, and we'll respond promptly.
Thank you for choosing Allelco.

Please refer to the English Version as our Official Version.Return

24LC512T-E/SM - Microchip

Specifications

Parts Introduction

Manufacturer Part Number

Manufacturer

Introduction

Product Features and Performance

Product Advantages

Key Reasons to Choose This Product

Quality and Safety Features

Compatibility

Application Areas

Product Lifecycle

Frequently Asked Questions(FAQ)

Customers Also Interested in

Recommended Products

Customer Reviews

Evaluation: 10 Articles

Installed this power component in a converter board. Output remained stable under different load conditions and thermal performance was better than expected.

Product works, but setup took more effort than expected. Once configured the MCU ran reliably, although documentation support felt older compared with newer platforms. Fine for maintenance projects.

信号通信プロジェクトでこのRS-485トランシーバーを使用しました。設置は簡単で、長距離ケーブルでも通信は安定していました。消費電力も、以前使用していたものより低くなっています。

Solid diode for power rectification. Works well in switching circuits.

Compact FPGA with good performance. Suitable for basic signal processing tasks.

Reliable I/O expander. Works well in embedded control applications.

It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.

Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.

It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.

Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.

Write a Review

Shipment

Delivery Time

Delivery Cost

Delivery Method

QC (Quality Warranty)

Payment Support

Packaging

Electrostatic Discharge Protection and Handling

Certifications & Memberships

24LC512T-E/SM

Shopping cart (0 Items)

Compare List (0 Items)

Feedback

Please refer to the English Version as our Official Version.