24LC04B-I/SN Microchip Integrated Circuit (Small Outline Packages) In Stock
The 24LC04B-I/SN is a 4 Kbit (512 x 8-bit) I2C serial EEPROM from Microchip Technology operating at 2.5 V with up to 400 kHz clock speed and 1,000,000 write/erase cycle endurance in an SOIC-8 package. It provides reliable non-volatile data storage with a minimum 200-year data retention rating. Available from stock worldwide with fast shipping for embedded system designs.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- 24LC04B-I/SN Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 4 Kbit (512 x 8) I2C EEPROM with 400 kHz fast-mode interface for efficient data read and write operations
- 1,000,000 write/erase cycle endurance with 200-year minimum data retention ensuring long-term reliability
- 2.5 V operation in a standard SOIC-8 package for easy PCB integration in low-power embedded designs
Applications
The 24LC04B-I/SN is widely used in embedded systems for storing device configuration data, calibration coefficients, and trim values in applications such as industrial sensors, medical devices, and consumer electronics. Its I2C bus interface allows multiple memory devices to share a two-wire bus, simplifying board-level design. It is also commonly used for storing unique identifiers, boot parameters, and system logs in IoT devices and smart appliances.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | SOIC-8 |
| Factory Lead Time | 7Weeks |
| Date Of Intro | 1991-01-01 |
| YTEOL | 8 |
| Clock Frequency-Max (fCLK) | 0.4MHz |
| Data Retention Time-Min | 200 |
| Endurance | 1000000 Write/Erase Cycles |
| I2C Control Byte | 1010XXMR |
| JESD-30 Code | R-PDSO-G8 |
| JESD-609 Code | e3 |
| Memory Density | 4096bit |
| Memory IC Type | EEPROM |
| Memory Width | 8 |
| Number of Functions | 1 |
| Number of Ports | 1 |
| Number of Words | 512words |
| Number of Words Code | 512 |
| Operating Mode | SYNCHRONOUS |
| Organization | 512X8 |
| Output Characteristics | OPEN-DRAIN |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Parallel/Serial | SERIAL |
| Peak Reflow Temperature (Cel) | 260 |
| Programming Voltage | 5V |
| Qualification Status | Not Qualified |
| Screening Level | AEC-Q100 |
| Serial Bus Type | I2C |
| Standby Current-Max | 0.000001A |
| Supply Current-Max | 0.003mA |
| Supply Voltage-Max (Vsup) | 5.5V |
| Supply Voltage-Min (Vsup) | 2.5V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | YES |
| Technology | CMOS |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Write Cycle Time-Max (tWC) | 5ms |
| Write Protection | HARDWARE |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.32.00.51 |
| Country of Origin | Thailand |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for 24LC04B-I/SN:
Frequently Asked Questions
What is the storage capacity and organization of the 24LC04B-I/SN?
The 24LC04B-I/SN is a 4 Kbit EEPROM organized as 512 words of 8 bits each (512 x 8), accessible over the standard two-wire I2C interface at up to 400 kHz.
What is the write endurance and data retention of the 24LC04B-I/SN?
The 24LC04B-I/SN supports up to 1,000,000 write/erase cycles and provides a minimum data retention period of 200 years, ensuring very high reliability for long-life embedded applications.
What package and supply voltage does the 24LC04B-I/SN use?
The 24LC04B-I/SN comes in an 8-pin SOIC (Small Outline IC) package and operates from a 2.5 V supply, making it compatible with low-voltage microcontroller systems in space-constrained PCB designs.
Is the 24LC04B-I/SN RoHS compliant?
Yes, the 24LC04B-I/SN carries a Pb-free code of Yes, indicating it is manufactured without lead and complies with RoHS environmental directives applicable in major markets worldwide.
What are typical applications for the 24LC04B-I/SN?
Typical applications include non-volatile storage of configuration settings, calibration data, unique serial numbers, and small data logs in microcontroller-based systems such as industrial sensors, consumer electronics, IoT devices, and medical instruments.
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