CAT24C21WI-T3
- Mfr.Part #
- CAT24C21WI-T3
- Manufacturer
- onsemi
- Package / Case
- 8-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC EEPROM 1KBIT I2C 400KHZ 8SOIC
- Stock
- 37,222
- In Stock :
- 37,222
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- Manufacturer :
- onsemi
- Product Category :
- Memory
- Surface Mount :
- yes
- Endurance :
- 1000000 Write/Erase Cycles
- Memory Organization :
- 128 x 8
- Memory Format :
- EEPROM
- Base Product Number :
- CAT24C21
- Memory Interface :
- I²C
- JESD-609 Code :
- e3
- Supply Voltage-Max (Vsup) :
- 5.5 V
- Technology :
- EEPROM
- Product Status :
- Obsolete
- Package Shape :
- RECTANGULAR
- Memory Density :
- 1024 bit
- Parallel/Serial :
- Serial
- Terminal Finish :
- Tin (Sn)
- Serial Bus Type :
- I2C
- Terminal Pitch :
- 1.27 mm
- Memory IC Type :
- EEPROM
- Voltage - Supply :
- 2.5V ~ 5.5V
- Supplier Device Package :
- 8-SOIC
- I2C Control Byte :
- 1010XXXR
- Memory Type :
- Non-Volatile
- Factory Lead Time :
- 1 Week
- Temperature Grade :
- Industrial
- Supply Current-Max :
- 0.002 mA
- Width :
- 3.9 mm
- Organization :
- 128X8
- Seated Height-Max :
- 1.75 mm
- HTS Code :
- 8542.32.00.51
- Write Cycle Time-Max (tWC) :
- 5 ms
- Write Cycle Time - Word, Page :
- 5ms
- Supply Voltage-Min (Vsup) :
- 2.5 V
- Access Time :
- 1 μs
- Operating Temperature :
- -40°C ~ 85°C (TA)
- Package :
- Tape and Reel (TR)
- JESD-30 Code :
- R-PDSO-G8
- Terminal Form :
- Gull wing
- Terminal Position :
- Dual
- Data Retention Time-Min :
- 100
- Reach Compliance Code :
- Compliant
- Clock Frequency :
- 400 kHz
- Power Supplies :
- 3/5 V
- Pbfree Code :
- yes
- Manufacturer :
- ON Semiconductor
- Pin Count :
- 8
- Series :
- -
- Length :
- 4.9 mm
- ECCN Code :
- EAR99
- Mounting Type :
- Surface Mount
- Number of Words :
- 128 words
- Standby Current-Max :
- 0.000001 A
- Number of Functions :
- 1
- Number of Terminals :
- 8
- Package / Case :
- 8-SOIC (0.154, 3.90mm Width)
- Qualification Status :
- Not Qualified
- Memory Width :
- 8
- Operating Mode :
- SYNCHRONOUS
- Memory Size :
- 1Kbit
- Subcategory :
- EEPROMs
- Peak Reflow Temperature (Cel) :
- NOT SPECIFIED
- Datasheets
- CAT24C21WI-T3

Memory onsemi CAT24C21WI-T3 Overview
The Memory onsemi CAT24C21WI-T3 is a high-performance, compact EEPROM IC that is well-suited for applications requiring data storage that persists even when power is turned off. With a storage capability of 1Kbit and a communication speed of up to 400kHz via the I2C interface, this 8SOIC package IC is designed for efficient data management and ease of integration into existing systems. Its robust design and reliability make it an excellent choice for developers and engineers looking for a dependable memory solution in various electronic applications. The device's small footprint also ensures that it is ideal for space-constrained applications, maintaining onsemi's commitment to high-quality and innovative memory solutions.
CAT24C21WI-T3 Features
- 1Kbit of EEPROM storage capacity.
- I2C interface for simple and effective communication at 400kHz.
- Small 8SOIC package for easy implementation in space-limited applications.
- Low power consumption, enhancing overall system efficiency.
- Robust design ensuring long-term reliability and stability.
CAT24C21WI-T3 Applications
- Smart Home Devices: Utilized in storing user settings and preferences to enhance usability and personalization.
- Industrial Automation: Provides dependable data storage for configurations and operational parameters critical in industrial settings.
- Consumer Electronics: Ideal for use in gadgets requiring small, non-volatile memory for configuration data, such as wearables and remote controls.
- Healthcare Equipment: Helps store calibration data and patient-specific settings in medical devices, ensuring accuracy and safety.
- Automotive Applications: Used in storing sensitive data such as user settings and fault logs in vehicle electronic systems.
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