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