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24C02C-I/SN
Microchip Technology
IC EEPROM 2KBIT I2C 400KHZ 8SOIC
1600 Pcs New Original In Stock
EEPROM Memory IC 2Kbit I2C 400 kHz 900 ns 8-SOIC
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5.0 / 5.0
- (53 Ratings)
24C02C-I/SN
Product Overview
1236587
DiGi Electronics Part Number
24C02C-I/SN-DGManufacturer
Microchip Technology
24C02C-I/SN
Description
IC EEPROM 2KBIT I2C 400KHZ 8SOICInventory
1600 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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24C02C-I/SN Technical Specifications
Category
Memory, Memory
Packaging
Tube
Series
-
Product Status
Active
DiGi-Electronics Programmable
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
1ms
Access Time
900 ns
Voltage - Supply
4.5V ~ 5.5V
Operating Temperature
-40°C ~ 85°C (TA)
Mounting Type
Surface Mount
Package / Case
8-SOIC (0.154", 3.90mm Width)
Supplier Device Package
8-SOIC
Base Product Number
24C02C
Datasheet & Documents
HTML Datasheet
24C02C-I/SN-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
1 (Unlimited)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8542.32.0051
Additional Information
Other Names
24C02CISN
24C02C-I/SNG-NDR
24C02C-I/SN-NDR
24C02C-I/SNG
24C02C-I/SNG-DG
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
믿고 구매할 수 있는 최고의 전자상거래 업체입니다.
de desembre 02, 2025
Une équipe de véritables professionnels, toujours à l’écoute et très compétente.
de desembre 02, 2025
The customer service team was friendly and highly responsive.
de desembre 02, 2025
Their prices are unbeatable, and the packaging quality ensures my purchase is protected.
de desembre 02, 2025
The durability and craftsmanship of their products are evident, and combined with quick delivery, it’s a perfect combo.
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Frequently Asked Questions (FAQ)
Can the 24C02C-I/SN reliably operate at the lower end of its voltage range in battery-powered industrial applications, and what design precautions should I take to avoid data corruption during brownout conditions?
Yes, the 24C02C-I/SN is specified for operation from 4.5V to 5.5V, so it does not support sub-4.5V operation. In battery-powered systems where voltage may droop, ensure that the supply remains above 4.5V during active communication and write cycles. To prevent data corruption during brownout, implement a voltage supervisor circuit or use an MCU with brownout detection to inhibit I2C writes when VCC falls below 4.5V. Avoid initiating write operations during power-down phases, as the 24C02C-I/SN requires stable supply during its 1ms page write cycle to ensure data integrity.
How does the 24C02C-I/SN compare to the AT24C02BN-SSHM-T in terms of I2C bus compatibility and reliability in automotive environments with high noise?
Both the 24C02C-I/SN and AT24C02BN-SSHM-T offer 2Kbit I2C EEPROM functionality with 400 kHz clock support, but the 24C02C-I/SN typically exhibits tighter timing specifications and better bus hold performance on SDA/SCL lines, reducing risk of false starts in electrically noisy automotive environments. Microchip’s 24C02C-I/SN also includes enhanced ESD protection and is tested for robust I2C protocol compliance. For design-in stability in noisy systems, the 24C02C-I/SN is preferred over the Atmel part due to superior bus immunity and consistent ACK timing, reducing communication errors in harsh conditions.
What are the risks of using the 24C02C-I/SN in high-humidity environments without conformal coating, and how does its MSL 1 rating impact manufacturing reliability?
The 24C02C-I/SN has an MSL 1 (unlimited) rating, meaning it can be stored and assembled in standard production environments without moisture sensitivity concerns during reflow. However, in high-humidity or condensing environments post-assembly, leakage currents across the 8-SOIC package can increase, potentially disrupting I2C signaling or causing address misreads. While the device is robust, industrial or outdoor designs should include conformal coating or sealed enclosures. Avoid prolonged exposure to humidity >85% RH without protective measures to ensure long-term data retention and communication reliability.
Can I directly replace a 24LC02HT-I/OT with the 24C02C-I/SN in an existing design, and what are the key voltage and timing differences to consider?
The 24C02C-I/SN can replace the 24LC02HT-I/OT only if the system operates at 4.5V–5.5V, as the 24LC02HT supports 2.5V–5.5V and is more suitable for mixed-voltage systems. The 24C02C-I/SN lacks low-voltage write capability, so designs powered below 4.5V must use the 24LC02HT instead. Additionally, verify that I2C pull-up resistors are recalcified for 5V logic levels when upgrading, as higher voltages increase bus capacitance sensitivity. Also ensure write timing complies with the 1ms max write cycle common to both parts to avoid data loss.
What PCB layout and I2C bus design practices should I follow when integrating the 24C02C-I/SN in a high-noise industrial control system to prevent communication failures?
When integrating the 24C02C-I/SN in noisy environments, keep I2C traces short (<10 cm), use 4.7kΩ pull-up resistors to 5V (optionally with series termination resistors of 10–100Ω near the MCU), and route SDA/SCL away from switching signals. Ground the package’s unused areas properly and ensure solid power supply decoupling with a 100nF ceramic capacitor near the VCC pin. Avoid daisy-chaining multiple EEPROMs without bus capacitance buffering, as exceeding 400pF total load increases rise time and risks NACK conditions. These practices maximize signal integrity and prevent address collisions or CRC errors during critical calibration data reads/writes.
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.
24C02C-I/SN CAD Models
Microchip Technology 24C02C-I/SN PCB symbols & footprints
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