CAT24C21WI
- Mfr.Part #
- CAT24C21WI
- Manufacturer
- onsemi
- Package / Case
- 8-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC EEPROM 1KBIT I2C 400KHZ 8SOIC
- Stock
- 24,222
- In Stock :
- 24,222
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- Manufacturer :
- onsemi
- Product Category :
- Memory
- Write Cycle Time-Max (tWC) :
- 10 ms
- Base Product Number :
- CAT24C21
- Length :
- 4.9 mm
- Organization :
- 128X8
- Technology :
- EEPROM
- Write Cycle Time - Word, Page :
- 5ms
- Parallel/Serial :
- Serial
- Memory Organization :
- 128 x 8
- Temperature Grade :
- Industrial
- Number of Functions :
- 1
- Package :
- Bulk
- Terminal Form :
- Gull wing
- Mounting Type :
- Surface Mount
- Seated Height-Max :
- 1.75 mm
- Series :
- -
- Supply Voltage-Min (Vsup) :
- 2.5 V
- Memory Density :
- 1024 bit
- HTS Code :
- 8542.32.00.51
- Qualification Status :
- Not Qualified
- Pin Count :
- 8
- Product Status :
- Active
- Voltage - Supply :
- 2.5V ~ 5.5V
- Memory Type :
- Non-Volatile
- Operating Temperature :
- -40°C ~ 85°C (TA)
- Manufacturer :
- ON Semiconductor
- JESD-609 Code :
- e3
- Power Supplies :
- 3/5 V
- Width :
- 3.9 mm
- Peak Reflow Temperature (Cel) :
- 260
- Terminal Position :
- Dual
- Standby Current-Max :
- 0.000001 A
- Subcategory :
- EEPROMs
- Memory Format :
- EEPROM
- I2C Control Byte :
- 1010XXXR
- Pbfree Code :
- yes
- Memory Interface :
- I²C
- Number of Words :
- 128 words
- Package / Case :
- 8-SOIC (0.154, 3.90mm Width)
- Serial Bus Type :
- I2C
- Memory Size :
- 1Kbit
- Endurance :
- 1000000 Write/Erase Cycles
- Supply Current-Max :
- 0.002 mA
- Terminal Finish :
- Tin (Sn)
- Access Time :
- 1 μs
- Memory Width :
- 8
- Number of Terminals :
- 8
- Supply Voltage-Max (Vsup) :
- 5.5 V
- Clock Frequency :
- 400 kHz
- Reach Compliance Code :
- Compliant
- Terminal Pitch :
- 1.27 mm
- Supplier Device Package :
- 8-SOIC
- Surface Mount :
- yes
- JESD-30 Code :
- R-PDSO-G8
- Operating Mode :
- SYNCHRONOUS
- Data Retention Time-Min :
- 100
- Memory IC Type :
- EEPROM
- Factory Lead Time :
- 1 Week
- Package Shape :
- RECTANGULAR
- ECCN Code :
- EAR99
- Datasheets
- CAT24C21WI

Memory onsemi CAT24C21WI Overview
The Memory onsemi CAT24C21WI is a high-performance IC EEPROM designed for efficient data storage in a compact format. This EEPROM unit from onsemi offers 1Kbit of memory, with an I2C interface facilitating communication speeds up to 400kHz. Encased in an 8SOIC package, it ensures durability and ease of integration into various electronic assemblies. Ideal for applications requiring reliable and non-volatile memory storage without frequent updates, the CAT24C21WI stands out for its low-power consumption and stable operation, making it a preferred choice for manufacturers looking to enhance their systems while maintaining cost-effectiveness and operational efficiency.
CAT24C21WI Features
- 1Kbit of EEPROM memory allows for efficient data storage suitable for configuration and identification tasks.
- I2C interface supports up to 400kHz, enabling quick and reliable communication with microcontrollers and other IC devices.
- 8SOIC package offers a compact form factor that is easy to integrate into space-constrained applications.
- Low power consumption makes it an ideal choice for portable and battery-operated devices.
- Durable and reliable performance under a wide range of environmental conditions.
CAT24C21WI Applications
- Consumer Electronics: Utilized in settings such as personal electronics and home appliances for user configuration and preference memory.
- Automotive Systems: Serves as a robust solution for storing non-volatile data crucial for automotive control systems and configurations.
- Industrial Control: Ideal for use in factory settings where machines require small data banks for operational parameters and system diagnostics.
- Healthcare Devices: Applied in medical devices for storing calibration data and device configurations to ensure consistent performance.
- Telecommunications: Used in network devices for storing network configurations and service data critical for communication operations.
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