24LC21A/P
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- Mfr.Part #
- 24LC21A/P
- Manufacturer
- Microchip Technology
- Package / Case
- 8-DIP (0.300, 7.62mm)
- Datasheet
- Download
- Description
- IC EEPROM 1KBIT I2C 400KHZ 8DIP
- Stock
- 34,134
- In Stock ：
- 34,134
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- Manufacturer :
- Microchip Technology
- Product Category :
- Memory
- Published :
- 2003
- Package Shape :
- RECTANGULAR
- Write Cycle Time - Word, Page :
- 10ms
- Peak Reflow Temperature (Cel) :
- Not Applicable
- RoHS Status :
- ROHS3 Compliant
- Number of Terminations :
- 8
- Operating Mode :
- SYNCHRONOUS
- Number of Functions :
- 1
- Base Product Number :
- 24LC21
- Length :
- 10.16mm
- Supply Voltage :
- 3V
- Supplier Device Package :
- 8-PDIP
- Parallel/Serial :
- Serial
- Width :
- 7.112mm
- I2C Control Byte :
- 1010000R
- Qualification Status :
- Not Qualified
- Memory Interface :
- I2C
- Supply Current-Max :
- 0.003 mA
- Output Characteristics :
- OPEN-DRAIN
- Organization :
- 128 x 8
- Interface :
- I2C, Serial
- Data Retention :
- 200 Year
- Memory Organization :
- 128 x 8
- Product Status :
- Active
- Mount :
- Through Hole
- Subcategory :
- EEPROMs
- Number of Pins :
- 8
- ECCN Code :
- EAR99
- Number of Words :
- 128 words
- Nominal Supply Current :
- 3mA
- Endurance :
- 1000000 Write/Erase Cycles
- Packaging :
- Tube
- Supply Voltage-Max (Vsup) :
- 5.5V
- Terminal Pitch :
- 2.54mm
- Voltage - Supply :
- 2.5V~5.5V
- Base Part Number :
- 24LC21A
- Write Cycle Time-Max (tWC) :
- 10ms
- Factory Lead Time :
- 7 Weeks
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Radiation Hardening :
- No
- Terminal Position :
- Dual
- Number of Terminals :
- 8
- Seated Height-Max :
- 4.32 mm
- Memory Width :
- 8
- Height :
- 4.953mm
- Minimum Operating Temperature :
- 0 C
- Standby Current-Max :
- 0.00003A
- Package / Case :
- 8-DIP (0.300, 7.62mm)
- Memory Type :
- Non-Volatile
- Temperature Grade :
- COMMERCIAL
- Package :
- Tube
- Reach Compliance Code :
- Compliant
- JESD-609 Code :
- e3
- Supply Voltage-Min (Vsup) :
- 2.5V
- Terminal Finish :
- Matte Tin (Sn)
- Mounting Type :
- Through Hole
- Mounting Style :
- Through Hole
- Memory Size :
- 1Kb 128 x 8
- Access Time :
- 900ns
- Surface Mount :
- No
- Clock Frequency :
- 400kHz
- Pin Count :
- 8
- Maximum Operating Temperature :
- + 70 C
- Operating Temperature :
- 0°C~70°C TA
- Manufacturer :
- Microchip Technology Inc
- Memory IC Type :
- EEPROM
- Lead Free :
- Lead Free
- Memory Format :
- EEPROM
- Serial Bus Type :
- I2C
- Series :
- --
- Interface Type :
- 2-Wire, I2C
- Power Supplies :
- 3/5V
- Pbfree Code :
- yes
- Terminal Form :
- THROUGH-HOLE
- JESD-30 Code :
- R-PDIP-T8
- Memory Density :
- 1024 bit
- Density :
- 1 kb
- HTS Code :
- 8542.32.00.51
- Data Retention Time-Min :
- 200
- Datasheets
- 24LC21A/P
Memory Microchip Technology 24LC21A/P Overview
The versatile Memory Microchip Technology 24LC21A/P is an integrated circuit EEPROM known for its reliable data retention and efficient memory storage, with a capacity of 1 Kbit. Operating efficiently under standardized I2C serial communication protocols at speeds up to 400 kHz, this EEPROM module in its 8-pin DIP package presents a robust solution for sophisticated electronic systems. The user-friendly architecture of the 24LC21A/P is primarily designed for a broad range of applications requiring a minimal interface for data storage.
24LC21A/P Features
- 1 Kbit EEPROM memory
- I2C Serial Interface – 400 kHz Compatibility
- 8-pin DIP package for easy PCB integration and mounting
- Low power consumption – suitable for battery-operated applications
- Durable data retention with write endurance
24LC21A/P Applications
- Consumer Electronics: Used in settings that require the infrequent update of settings or preferences data, such as in remote controls or digital cameras.
- Industrial Automation: Ideal for minor configuration storage where parameters and settings need to be preserved across power cycles, such as in automation control units.
- Automotive Systems: Applied in various in-cabin electronics, where long-term data integrity and device reliability are crucial.
- Smart Cards: Provides the safe storage of information in access control cards where low power consumption and tiny form factor are beneficial.
- Medical Devices: Used in portable medical equipment for saving patient settings, ensuring critical data is retained without continuous power.
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