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CAT24C21L

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CAT24C21L

EEPROM, 128X8, Serial, CMOS, PDIP8

Manufacturer: onsemi

Categories: EEPROMs

Quality Control: Learn More

The onsemi CAT24C21L is a 1024-bit serial CMOS EEPROM with a memory organization of 128 words by 8 bits. This component utilizes the I2C serial bus interface and operates synchronously with a maximum clock frequency of 400 kHz. It features a supply voltage range of 2.5V to 5.5V, with a nominal 3V. The CAT24C21L is packaged in an 8-lead PDIP (Plastic Dual In-line Package) with through-hole mounting and a terminal pitch of 2.54 mm. Maximum write cycle time (tWC) is 5 ms. This device is suitable for applications in industrial control, automotive systems, and consumer electronics requiring non-volatile data storage. Operating temperature range is -40°C to +85°C.

Additional Information

Series: CAT24C21RoHS Status: RoHS CompliantManufacturer Lead Time: Product Status: DiscontinuedPackaging: Datasheet:
Technical Details:
Width7.6200
TechnologyCMOS
Length9.5900
Clock_Frequency_Max0.40000
JESD_30_CodeR-PDIP-T8
Memory_Density1024.0000000000000000
Memory_IC_TypeEEPROM
Memory_Organization128X8
Memory_Width8
Number_of_Functions1
Number_of_Terminals8
Number_of_Words128.0000000000000000
Number_of_Words_Code128
Operating_ModeSynchronous
Operating_Temperature_Max85.0
Operating_Temperature_Min-40.0
Package_Body_MaterialPLASTIC/EPOXY
Package_CodeDIP
Package_ShapeRectangular
Package_StyleIN-LINE
Parallel_SerialSerial
Seated_Height_Max4.5700
Serial_Bus_TypeI2C
Supply_Voltage_Max5.50000
Supply_Voltage_Min2.50000
Supply_Voltage_Nom3
Surface_MountNo
Terminal_FormTHROUGH-HOLE
Terminal_Pitch2.540
Terminal_PositionDual
Write_Cycle_Time_Max_tWC5.0000000000000000

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