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24LC024-E/SN
Microchip Technology
IC EEPROM 2KBIT I2C 400KHZ 8SOIC
2806 Pcs New Original In Stock
EEPROM Memory IC 2Kbit I2C 400 kHz 900 ns 8-SOIC
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5.0 / 5.0
- (350 Ratings)
24LC024-E/SN
Product Overview
1234921
DiGi Electronics Part Number
24LC024-E/SN-DGManufacturer
Microchip Technology
24LC024-E/SN
Description
IC EEPROM 2KBIT I2C 400KHZ 8SOICInventory
2806 Pcs New Original In Stock
EEPROM Memory IC 2Kbit I2C 400 kHz 900 ns 8-SOIC
CAD Models - PCB Symbols & Footprints
Quantity
Minimum 1
Minimum 1
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24LC024-E/SN Technical Specifications
Category
Memory, Memory
Packaging
Tube
Series
-
Product Status
Active
DiGi-Electronics Programmable
Not Verified
Memory Type
Non-Volatile
Memory Format
EEPROM
Technology
EEPROM
Memory Size
2Kbit
Memory Organization
256 x 8
Memory Interface
I2C
Clock Frequency
400 kHz
Write Cycle Time - Word, Page
5ms
Access Time
900 ns
Voltage - Supply
2.5V ~ 5.5V
Operating Temperature
-40°C ~ 125°C (TA)
Mounting Type
Surface Mount
Package / Case
8-SOIC (0.154", 3.90mm Width)
Supplier Device Package
8-SOIC
Base Product Number
24LC024
Datasheet & Documents
HTML Datasheet
24LC024-E/SN-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
3 (168 Hours)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8542.32.0051
Additional Information
Standard Package
100
Alternative Parts
PART NUMBER
MANUFACTURER
QUANTITY AVAILABLE
DiGi PART NUMBER
UNIT PRICE
SUBSTITUTE TYPE
Reviews
5.0/5.0-(Show up to 5 Ratings)
de desembre 02, 2025
DiGi Electronics strikes the perfect balance between cost-effectiveness and quality.
de desembre 02, 2025
Their support team is always available and genuinely helpful.
de desembre 02, 2025
Consistent, high-quality after-sales support that keeps customers coming back.
de desembre 02, 2025
Customer support was attentive and resolved my concerns fast.
de desembre 02, 2025
I've used these products extensively, and they still perform flawlessly.
de desembre 02, 2025
They offer consistent, reliable after-sales support that I trust.
de desembre 02, 2025
Their after-sales responsiveness greatly enhances my overall user experience.
de desembre 02, 2025
Upon receiving, I noticed how professionally packaged it was, preventing any breakage or scratches.
de desembre 02, 2025
Their commitment to secure packaging makes me confident shopping with them.
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Frequently Asked Questions (FAQ)
Can the 24LC024-E/SN reliably operate on an I2C bus with other Microchip EEPROMs like the 24LC02C, and what are the potential bus contention risks during write cycles?
Yes, the 24LC024-E/SN can coexist on the same I2C bus with compatible EEPROMs like the 24LC02C, provided each device has a unique address via A0-A2 pins. However, during write cycles (up to 5ms), the 24LC024-E/SN pulls the SDA line low and won’t respond to polling or ACK, which can stall other devices if not properly managed. To mitigate risks, use I2C bus timeouts and poll for write completion instead of blocking communication. Avoid dense write operations across multiple EEPROMs simultaneously to prevent bus lockup, especially in systems with tight timing constraints.
Is the 24LC024-E/SN a valid drop-in replacement for the AT24C02D-SSHM-T in industrial applications with frequent power cycling?
The 24LC024-E/SN can replace the AT24C02D-SSHM-T in most cases, given their similar 2Kbit density, 8-SOIC package, and 400kHz I2C support. However, verify address pin configuration and device addressing schemes—Microchip and Atmel differ slightly in device address maps. Additionally, the 24LC024-E/SN offers better endurance (1M write cycles vs 800K) and wider voltage tolerance (2.5V–5.5V), making it more robust for industrial applications with unstable power rails. Ensure proper power-on reset sequencing and decoupling to prevent unintended writes during brown-out conditions.
How does the 900 ns access time of the 24LC024-E/SN impact high-speed microcontroller interfacing, and what design changes improve data reliability at 400 kHz?
The 900 ns access time of the 24LC024-E/SN is sufficient for standard 400 kHz I2C, but marginal microcontroller timing margins (e.g., with fast rise times or long traces) can cause read errors. To ensure reliability, use 4.7kΩ pull-up resistors on SDA/SCL with 3.3V or 5V supply and keep bus capacitance under 400 pF. For marginal timing, insert short delays between address and data phases in firmware, or use hardware I2C with clock stretching support to let the 24LC024-E/SN signal readiness. Route traces as matched pairs and avoid shared noisy power domains.
What are the risks of using the 24LC024-E/SN in automotive under-hood designs near the 125°C maximum temperature rating, and how can long-term reliability be ensured?
While the 24LC024-E/SN is rated for -40°C to 125°C ambient operation, sustained use near 125°C accelerates wear-out mechanisms and increases bit error rates over time. In under-hood environments, thermal cycling and humidity ingress are additional stress factors. To ensure reliability, derate operating temperature by 10–15°C if possible, verify MSL 3 handling during assembly, and use conformal coating to prevent moisture-related leakage. Monitor write cycles via wear-leveling techniques—even though the 24LC024-E/SN supports 1M writes, localized overuse in registers can cause early failure.
Can the 24LC024-E/SN be safely used in 3.3V systems with mixed 5V logic devices on the I2C bus, and what level-shifting approach minimizes signal integrity issues?
Yes, the 24LC024-E/SN supports 3.3V operation and is 5V-tolerant on I2C pins (SDA/SCL), making it suitable for mixed-voltage systems. However, connecting 5V-only devices directly to the bus without level shifting risks long-term reliability due to higher leakage currents and potential overvoltage during fault conditions. Use bidirectional I2C level translators like the PCA9306 or NXP LX2008A to isolate voltage domains. Avoid passive pull-ups alone when interfacing with 5V masters—active level shifting ensures clean signal rise/fall times and prevents DC stress on the 24LC024-E/SN’s I/O structures.
Quality Assurance (QC)
DiGi ensures the quality and authenticity of every electronic component through professional inspections and batch sampling, guaranteeing reliable sourcing, stable performance, and compliance with technical specifications, helping customers reduce supply chain risks and confidently use components in production.
24LC024-E/SN CAD Models
Microchip Technology 24LC024-E/SN PCB symbols & footprints
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