1Kb Serial EEPROM, I2C, 400kHz, SOIC 8, 2.5-5.5V Product overview: CAT24C21WI-GT3 from onsemi is a Memory IC and Storage Component for data storage, firmware boot, embedded logging, industrial controllers, computing modules, and replacement sourcing. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 1Kb, 400kHz, 5.5V, SOIC. Search-friendly keywords include memory IC, Flash, SRAM, DRAM, storage module, 1Kb, 400kHz, 5.5V, SOIC, Memory IC and Storage Component. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 774-CAT24C21WI-GT3 can be used for catalog matching and distributor lookup.
Manufacturer: ON Semiconductor
Win Source Part Number: 761910-CAT24C21WI-GT
Packaging: Reel package
Operating Temperature Range: -40°C ~ 85°C (TA)
Package: 8-SOIC (0.154", 3.90mm Width)
Mounting: SMD
Technology: EEPROM
Operating Supply Voltage: 2.5 V ~ 5.5 V
Memory Type: Non-Volatile
Memory Size: 1Kb (128 x 8)
Access Time: 1μs
Family Name: CAT24C21
Categories: Integrated Circuits (ICs)
Memory Format: EEPROM
Clock Frequency: 400kHz
Write Cycle Time - Word, Page: 5ms
Memory Interface: I2C
Manufacturer Package: 8-SOIC
Alternative Parts (Cross-Reference): 24LC21AT/SN; 24LC21A/SNG; AT24C21-10SI-2.5 SL383; ;
Introduction Date: September 11, 2002
ECCN: EAR99
Country of Origin: Thailand
Estimated EOL Date: Obsolete
Halogen Free: Compliant
Popularity: Medium
Fake Threat In the Open Market: 43 pct.
Supply and Demand Status: Limited
EEPROM, 128X8, Serial, CMOS, PDSO8
IC EEPROM 1KBIT I2C 400KHZ 8SOIC
EEPROM Memory IC 1Kbit I²C 400 kHz 1 µs 8-SOIC
IC EEPROM 1KBIT I2C 400KHZ 8SOIC
| ERSAELECTRONICS PTE. LTD. | Win Source Electronics | Rochester Electronics | Lingto Electronic Limited | Quarktwin Technology Ltd. | Shenzhen Shengyu Electronics Technology Limited | |
|---|---|---|---|---|---|---|
| Product Category | Memory Chips | Memory Chips | Memory Chips | Memory Chips | Memory Chips | Memory Chips |
| Product Number | 774-CAT24C21WI-GT3 | 761910-CAT24C21WI-GT3 | CAT24C21WI-GT3 | CAT24C21WI-GT3 | CAT24C21WI-GT3 | CAT24C21WI-GT3 |
| Product Name | 1Kb 400kHz 5.5V SOIC Memory IC and Storage Component | Memory - EEPROM - CAT24C21WI-GT3 | Memory | Memory | Integrated Circuits (ICs) - Memory - Memory | |
| Memory Category | EEPROM | EEPROM; Non-Volatile | EEPROM | EEPROM; EEPROM | EEPROM; EEPROM | EEPROM; Non-Volatile |
| Access Time | 1000 ns | 1000 ns | 1000 ns | 1000 ns | ||
| Data Retention | 100 years | |||||
| Operating Temperature | -40 C (-40 F) | -40 to 85 C (-40 to 185 F) | -40 to 85 C (-40 to 185 F) | |||
| Density | 1 kbits | 1 kbits | 1 kbits | 1 kbits |