24LC21/P
- Mfr.Part #
- 24LC21/P
- Manufacturer
- Microchip Technology
- Package / Case
- 8-DIP (0.300, 7.62mm)
- Datasheet
- Download
- Description
- IC EEPROM 1KBIT I2C 400KHZ 8DIP
- Stock
- 576
- In Stock :
- 576
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- Manufacturer :
- Microchip Technology
- Product Category :
- Memory
- Memory Organization :
- 128 x 8
- Number of Functions :
- 1
- Terminal Pitch :
- 2.54mm
- Access Time :
- 900ns
- Interface :
- I2C, Serial
- Height Seated (Max) :
- 4.32mm
- Reach Compliance Code :
- Compliant
- Write Cycle Time - Word, Page :
- 10ms
- Factory Lead Time :
- 7 Weeks
- ECCN Code :
- EAR99
- RoHS Status :
- ROHS3 Compliant
- Memory Density :
- 1
- Series :
- --
- Number of Terminals :
- 8
- Power Supplies :
- 3/5V
- RoHS :
- Details
- Maximum Operating Temperature :
- + 70 C
- Memory Type :
- Non-Volatile
- Supply Current-Max :
- 0.003 mA
- Voltage - Supply :
- 2.5V~5.5V
- Radiation Hardening :
- No
- Memory Size :
- 1Kb 128 x 8
- Mounting Type :
- Through Hole
- Supply Voltage-Max (Vsup) :
- 5.5V
- Base Part Number :
- 24LC21
- Subcategory :
- Memory and Data Storage
- Package Shape :
- RECTANGULAR
- Package :
- Tube
- Operating Supply Voltage :
- 2.5 V to 5.5 V
- Standby Current-Max :
- 0.00003A
- Product Category :
- EEPROM
- Packaging :
- Tube
- Peak Reflow Temperature (Cel) :
- Not Applicable
- Pbfree Code :
- yes
- JESD-30 Code :
- R-PDIP-T8
- REACH SVHC :
- No SVHC
- Length :
- 9.46mm
- Endurance :
- 1000000 Write/Erase Cycles
- Width :
- 7.62mm
- Product Status :
- Active
- Memory Interface :
- I2C
- Pin Count :
- 8
- Operating Supply Current :
- 3 mA
- Clock Frequency :
- 400kHz
- Package / Case :
- 8-DIP (0.300, 7.62mm)
- Operating Temperature :
- 0°C~70°C TA
- Parallel/Serial :
- Serial
- Memory IC Type :
- EEPROM
- Data Retention Time-Min :
- 200
- Product Type :
- EEPROM
- Programming Voltage :
- 2.5 V to 5.5 V
- Organization :
- 128 x 8
- Height :
- 3.3 mm
- Data Retention :
- 200 Year
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Surface Mount :
- No
- Supply Voltage :
- 3V
- Minimum Operating Temperature :
- 0 C
- Base Product Number :
- 24LC21
- Nominal Supply Current :
- 3mA
- Memory Width :
- 8
- Additional Feature :
- 2-WIRE SERIAL INTERFACE; DATA RETENTION > 200 YEARS; 1000000 ERASE/WRITE CYCLES GUARANTEED
- I2C Control Byte :
- 1010XXXR
- Contact Plating :
- Tin
- Terminal Form :
- THROUGH-HOLE
- Interface Type :
- 2-Wire, I2C
- Memory Format :
- EEPROM
- Mounting Style :
- Through Hole
- Supply Voltage-Min (Vsup) :
- 2.5V
- Serial Bus Type :
- I2C
- HTS Code :
- 8542.32.00.51
- Terminal Finish :
- Matte Tin (Sn)
- Temperature Grade :
- COMMERCIAL
- Operating Mode :
- SYNCHRONOUS
- Write Cycle Time-Max (tWC) :
- 10ms
- Interfaces :
- Serial (I2C)
- Density :
- 1 kb
- Number of Words :
- 128 words
- Supplier Device Package :
- 8-PDIP
- JESD-609 Code :
- e3
- Number of Terminations :
- 8
- Terminal Position :
- Dual
- Manufacturer :
- Microchip
- Number of Pins :
- 8
- Seated Height-Max :
- 4.32 mm
- Brand :
- Microchip Technology
- Qualification Status :
- Not Qualified
- Published :
- 2004
- Datasheets
- 24LC21/P

Memory Microchip Technology 24LC21/P Overview
Introducing the 24LC21/P, an exceptional EEPROM solution meticulously crafted by Microchip Technology. This high-performance Integrated Circuit (IC) stands as a testament to Microchip's commitment to excellence in electronic components. Engineered with precision, the 24LC21/P epitomizes reliability, efficiency, and innovation.
Designed to meet the diverse needs of modern electronic applications, the 24LC21/P offers a remarkable storage capacity of 1KBIT coupled with seamless integration via the I2C interface. Operating at an impressive speed of 400KHz, this IC empowers your projects with swift data transfer and enhanced functionality. Its compact 8DIP package ensures compatibility with a wide range of devices, making it an ideal choice for demanding industrial and commercial environments.
With the 24LC21/P, Microchip Technology continues to redefine the standards of memory solutions, setting new benchmarks for performance and reliability in the industry.
24LC21/P Features
- 1KBIT EEPROM capacity
- I2C interface for seamless integration
- Operating frequency of 400KHz for high-speed data transfer
- Compact 8DIP package for versatile compatibility
- Robust design for reliability in industrial and commercial applications
- Efficient power management for extended operational lifespan
24LC21/P Applications
- Embedded Systems: The 24LC21/P is indispensable in embedded systems, facilitating data storage and retrieval in microcontroller-based projects. Its compact form factor and efficient communication protocol make it an ideal choice for compact devices such as IoT sensors and wearable gadgets.
- Consumer Electronics: In consumer electronics, the 24LC21/P plays a vital role in enabling features such as device configuration storage, user preferences, and firmware updates. From smart appliances to entertainment devices, its reliable performance ensures seamless operation in various consumer applications.
- Industrial Automation: Industrial automation relies heavily on data storage solutions for process control, equipment monitoring, and system diagnostics. The 24LC21/P excels in this domain, offering dependable performance in harsh industrial environments, including manufacturing plants, power generation facilities, and logistics centers.
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