24LC21/SN
- Mfr.Part #
- 24LC21/SN
- Manufacturer
- Microchip Technology
- Package / Case
- 8-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC EEPROM 1KBIT I2C 400KHZ 8SOIC
- Stock
- 8
- In Stock :
- 8
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- Manufacturer :
- Microchip Technology
- Product Category :
- Memory
- Supply Current-Max :
- 0.003 mA
- Minimum Operating Temperature :
- 0 C
- Number of Terminals :
- 8
- JESD-30 Code :
- R-PDSO-G8
- Product Status :
- Active
- Height :
- 1.25 mm (Min)
- Memory Organization :
- 128 x 8
- Interface Type :
- Serial (I2C)
- Nominal Supply Current :
- 3mA
- Surface Mount :
- yes
- Programming Voltage :
- 2.5 TO 5.5
- Parallel/Serial :
- Serial
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Memory Width :
- 8
- Pin Count :
- 8
- JESD-609 Code :
- e3
- Package / Case :
- 8-SOIC (0.154, 3.90mm Width)
- Memory Format :
- EEPROM
- MSL :
- MSL 1 - Unlimited
- Operating Temp Range :
- 0C to 70C
- Interface :
- I2C, Serial
- Operating Supply Voltage (Max) :
- 5.5(V)
- Additional Feature :
- 2-WIRE SERIAL INTERFACE; DATA RETENTION > 200 YEARS; 1000000 ERASE/WRITE CYCLES GUARANTEED
- Terminal Position :
- Dual
- Rad Hardened :
- No
- Access Time :
- 900ns
- Factory Lead Time :
- 6 Weeks
- REACH SVHC :
- No SVHC
- Access Time (Max) :
- 900(ns)
- Clock Frequency :
- 400kHz
- Operating Mode :
- SYNCHRONOUS
- Operating Supply Current :
- 3 mA
- Package Shape :
- RECTANGULAR
- Interfaces :
- Serial (I2C)
- RoHS Status :
- ROHS3 Compliant
- Qualification Status :
- Not Qualified
- Manufacturer :
- Microchip
- Subcategory :
- Memory and Data Storage
- Supply Voltage-Min (Vsup) :
- 2.5V
- Operating Temperature Classification :
- COMMERCIAL
- Base Part Number :
- 24LC21
- Memory Size :
- 1Kb 128 x 8
- Width :
- 3.91mm
- Write Cycle Time - Word, Page :
- 10ms
- Peak Reflow Temperature (Cel) :
- 260
- Published :
- 2004
- Power Supplies :
- 3/5V
- Mounting Type :
- Surface Mount
- Seated Height-Max :
- 1.75 mm
- RoHS :
- Details
- Data Retention :
- 200
- Memory Interface :
- I2C
- Standby Current-Max :
- 0.00003A
- Brand :
- Microchip Technology
- Supply Voltage :
- 3V
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Operating Temperature (Min) :
- 0C
- Package Type :
- SOIC N
- HTS Code :
- 8542.32.00.51
- Terminal Form :
- Gull wing
- Product Type :
- EEPROM
- Reach Compliance Code :
- Compliant
- Frequency :
- 0.4(MHz)
- ECCN Code :
- EAR99
- Organization :
- 128X8
- Height Seated (Max) :
- 1.75mm
- Radiation Hardening :
- No
- Write Cycle Time-Max (tWC) :
- 10ms
- Operating Temperature :
- 0°C~70°C TA
- Package :
- Tube
- Number of Words :
- 128 words
- I2C Control Byte :
- 1010XXXR
- Number of Pins :
- 8
- Supply Current :
- 3(mA)
- Pbfree Code :
- yes
- Terminal Pitch :
- 1.27mm
- Series :
- --
- Data Retention Time-Min :
- 200
- Terminal Finish :
- Matte Tin (Sn)
- Operating Supply Voltage :
- 2.5 V to 5.5 V
- Programmable :
- yes
- Temperature Grade :
- COMMERCIAL
- Packaging :
- Tube
- Voltage - Supply :
- 2.5V~5.5V
- Density :
- 1 kb
- Operating Supply Voltage (Min) :
- 2.5(V)
- Memory Type :
- Non-Volatile
- Write Protection :
- yes
- Serial Bus Type :
- I2C
- Mounting Style :
- SMD/SMT
- Number of Terminations :
- 8
- Endurance :
- 1000000 Write/Erase Cycles
- Supplier Device Package :
- 8-SOIC
- Supply Voltage-Max (Vsup) :
- 5.5V
- Base Product Number :
- 24LC21
- Operating Supply Voltage (Typ) :
- 3.3/5(V)
- Number of Functions :
- 1
- Memory Density :
- 1
- Product Category :
- EEPROM
- Operating Temperature (Max) :
- 70C
- Maximum Operating Temperature :
- + 70 C
- Memory IC Type :
- EEPROM
- Mounting :
- Surface Mount
- Lead Free :
- Lead Free
- Length :
- 4.9mm
- Datasheets
- 24LC21/SN

Memory Microchip Technology 24LC21/SN Overview
Introducing the cutting-edge Memory Microchip Technology 24LC21/SN, a high-performance IC EEPROM designed to meet the demanding requirements of modern electronic devices. This innovative product combines advanced EEPROM technology with Microchip's renowned reliability and quality standards, ensuring optimal performance and durability in various applications.
With a capacity of 1KBIT and utilizing the I2C communication protocol at a blazing-fast speed of 400KHz, the 24LC21/SN provides seamless integration and efficient data storage solutions for a wide range of electronic systems.
24LC21/SN Features
- 1KBIT EEPROM capacity
- I2C interface for easy integration
- Operating frequency of 400KHz
- Compact 8SOIC package
- Low power consumption
- Extended temperature range for versatile applications
- Robust and reliable performance
24LC21/SN Applications
- Consumer Electronics: The 24LC21/SN is ideal for storing configuration data, user settings, and other critical information in smart home devices, wearable gadgets, and multimedia players.
- Industrial Automation: In industrial control systems and automation equipment, this EEPROM serves as a vital component for storing calibration data, program parameters, and system configurations.
- Medical Devices: With its compact size and low power consumption, the 24LC21/SN is well-suited for medical instruments and diagnostic devices, providing reliable storage for patient data, sensor readings, and device settings.
- Automotive Electronics: Automotive applications benefit from the robustness and temperature tolerance of the 24LC21/SN, using it for storing vehicle parameters, firmware updates, and event logs in onboard control units and infotainment systems.
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