CAT24C256XI-T2Alternatives & Equivalent Parts

CAT24C256XI-T2 is marked OBSOLETE. Compare the equivalents below, check each part's lifecycle, and request a quote on a suitable replacement.

About CAT24C256XI-T2

CAT24C256XI-T2 is a Integrated Circuit component manufactured by ON Semiconductor. It comes in a Small Outline Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

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Get one quote covering all 4 alternatives for CAT24C256XI-T2 — response within 24 hours.

Specification Comparison

ParameterCAT24C256XI-T2SourceSN75ALS176DTC74A0-5.0VCTTRSIP32419DN-T1-GE44N33
ManufacturerON SemiconductorTexas InstrumentsMicrochipVishayVishay
Package TypeSmall Outline PackagesSmall Outline PackagesSOT23 (5-Pin)Small Outline No-leadDual-In-Line Packages
Pin Count885116
Temperature Range-40.0°C ~ 85.0°C~ 70.0°C-40.0°C ~ 125.0°C-40.0°C ~ 85.0°C-55.0°C ~ 100.0°C
Price$0.4500$1.1030$0.6374$1.4076$0.1074
StockIn StockIn StockIn StockIn StockIn Stock
LifecycleOBSOLETEOBSOLETEACTIVEACTIVEOBSOLETE
Electrical Parameters
Pbfree CodeYesYesYes
Manufacturer Package Code751BESOT-23-5
Reach Compliance CodeCompliant
YTEOL00890
Additional Feature100 YEAR DATA RETENTION3-STATE DRIVER OUTPUT AND RECEIVER INPUTUL RECOGNIZED
Clock Frequency-Max (fCLK)0.4 MHz
Data Retention Time-Min100
Endurance1000000 Write/Erase Cycles
I2C Control Byte1010DDDR
JESD-30 CodeR-PDSO-G8R-PDSO-G8R-PDSO-G5S-PDSO-N10
JESD-609 Codee3e4e3e3
Memory Density262144 bit
Memory IC TypeEEPROM
Memory Width8
Number of Functions1111
Number of Words32768 words
Number of Words Code32000
Operating ModeSYNCHRONOUS
Organization32KX8
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeSOP8,.3SOP8,.25TSOP5/6,.11,37SOLCC10,.11,20
Package ShapeRECTANGULARRECTANGULARRECTANGULARSQUARE
Package StyleSMALL OUTLINESMALL OUTLINESMALL OUTLINE, LOW PROFILE, SHRINK PITCHSMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE
Parallel/SerialSERIAL
Peak Reflow Temperature (Cel)260260260NOT SPECIFIED
Power Supplies2/5 V
Qualification StatusNot QualifiedNot QualifiedNot Qualified
Serial Bus TypeI2C
Standby Current-Max0.000001 A
SubcategoryEEPROMs
Supply Current-Max0.003 mA30 mA
Supply Voltage-Max (Vsup)5.5 V5.5 V28 V
Supply Voltage-Min (Vsup)1.8 V2.7 V6 V
Supply Voltage-Nom (Vsup)5 V5 V12 V
Surface MountYESYESYESYESNO
TechnologyCMOSBIPOLAR
Temperature GradeINDUSTRIALCOMMERCIALAUTOMOTIVEINDUSTRIAL
Terminal FinishTin (Sn)Nickel/Palladium/Gold (Ni/Pd/Au)Matte Tin (Sn)Matte Tin (Sn)
Terminal FormGULL WINGGULL WINGGULL WINGNO LEAD
Terminal Pitch1.27 mm1.27 mm0.95 mm0.5 mm
Terminal PositionDUALDUALDUALDUAL
Time@Peak Reflow Temperature-Max (s)40NOT SPECIFIEDNOT SPECIFIED
Write Cycle Time-Max (tWC)5 ms
Write ProtectionHARDWARE
Differential OutputYES
Driver Number of Bits1
High Level Input Current-Max0.00002 A
Input CharacteristicsDIFFERENTIAL SCHMITT TRIGGER
Interface IC TypeLINE TRANSCEIVER
Interface StandardEIA-422-B; TIA-422-B; EIA-485-A; TIA-485-A; V.11; X.27
Out Swing-Min1.5 V
Output Characteristics3-STATE
Output Low Current-Max0.008 A
Output PolarityCOMPLEMENTARY
Receive Delay-Max19 ns
Receiver Number of Bits4
Supply Voltage-Max5.25 V
Supply Voltage-Min4.75 V
Supply Voltage-Nom5 V
Supply Voltage1-Max5.25 V
Supply Voltage1-Min4.75 V
Supply Voltage1-Nom5 V
Transmit Delay-Max13 ns
## SN75ALS176D Alternates Showing resultsImage
Factory Lead Time6 Weeks14 Weeks111 Weeks
Analog IC - Other TypeANALOG CIRCUITSPST
## TC74A0-5.0VCTTR Alternates Showing resultsImage
Adjustable ThresholdYES
Number of Channels1
On-state Resistance-Max (Ron)0.072 Ω
Threshold Voltage-Nom+4.8V
Coll-Emtr Bkdn Voltage-Min30 V
ConfigurationSINGLE
Current Transfer Ratio-Min500%
Current Transfer Ratio-Nom500%
Dark Current-Max100 nA
Forward Current-Max0.06 A
Forward Voltage-Max1.5 V
Isolation Voltage-Max5300 V
Mounting FeatureTHROUGH HOLE MOUNT
Number of Elements1
On-State Current-Max0.1 A
Optoelectronic Device TypeDARLINGTON OUTPUT OPTOCOUPLER
Power Dissipation-Max0.2 W
Response Time-Max0.000005 s

Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.

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Get one quote covering all 4 alternatives for CAT24C256XI-T2 — response within 24 hours.

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Why Look for Alternatives?

Finding alternatives for CAT24C256XI-T2 is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.

When evaluating CAT24C256XI-T2 replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.

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FAQ

What is equivalent to CAT24C256XI-T2?

Known equivalents for CAT24C256XI-T2 include SN75ALS176D, TC74A0-5.0VCTTR, SIP32419DN-T1-GE4. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of CAT24C256XI-T2?

In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.

How do I verify CAT24C256XI-T2 alternatives?

Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.