What is a cross-reference page for CAT24C08C4CTR?
This page groups mapped replacement options for CAT24C08C4CTR so buyers and engineers can compare alternatives before requesting a quote or approving a substitute.
Alternative part analysis
CAT24C08C4CTR replacements, alternatives, and cross reference
Compare mapped replacement and alternative options for CAT24C08C4CTR, then verify package, specifications, and application fit before approval.
Compare CAT24C08C4CTR against mapped replacement options
Review package, lifecycle, stock, and MOQ in one view
Move from engineering screening to RFQ without leaving the page
No mapped replacement parts yet
This product currently does not show a published cross-reference list. Use RFQ support if your team needs an alternative part review.
Specification view
Parameter Comparison Chart
A side-by-side view of the source part and its mapped alternatives so buyers and engineers can screen package, availability, lifecycle, and key descriptors before RFQ.
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The left column stays visible so buyers can keep the spec label in view while scanning multiple alternatives.
| Parameter Comparison Chart | Current part CAT24C08C4CTR ON Semiconductor |
|---|---|
| Part Number | CAT24C08C4CTR |
| Manufacturer | ON Semiconductor |
| Category | Integrated Circuits (ICs) |
| Subcategory | Memory |
| Package | WLCSP |
| Series | - |
| Key Attributes | - |
| Description | IC EEPROM 8K I2C 400KHZ 4WLCSP |
| Lifecycle | - |
| Stock | 18,366 |
| Available | 20,784 |
| Min Order | 1 |
| Datasheet | Available |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| RoHS Status | ROHS3 Compliant |
| JESD-609 Code | e1 |
| HTSUS | 8542.32.0051 |
| Height Seated (Max) | 0.38mm |
| Part Status | Active |
| Published | 2008 |
| REACH Status | REACH Unaffected |
| ECCN | EAR99 |
| Lead Free | Lead Free |
| Mounting Type | Surface Mount |
| Lifecycle Status | ACTIVE (Last Updated: 1 week ago) |
| Factory Lead Time | 4 Weeks |
| Packaging | Tape & Reel (TR) |
| Halogen Free | Halogen Free |
| Categories | Integrated Circuits (ICs) |
| Technology | CMOS |
| Qualification Status | Not Qualified |
| Operating Temperature | -40°C~85°C TA |
| Manufacturer | ON Semiconductor |
| Interface | 2-Wire, I2C, Serial |
| Number of Functions | 1 |
| Mount | Surface Mount |
| Pbfree Code | yes |
| Peak Reflow Temperature (Cel) | NOT SPECIFIED |
| Reflow Temperature-Max (s) | NOT SPECIFIED |
| Terminal Position | BOTTOM |
| Supply Voltage | 3.3V |
| Number of Terminations | 4 |
| Memory Type | Non-Volatile |
| Number of Pins | 4 |
| Pin Count | 4 |
| Sub-Categories | Memory |
| Write Cycle Time-Max (tWC) | 5ms |
| Endurance | 1000000 Write/Erase Cycles |
| Write Cycle Time - Word, Page | 5ms |
| Memory Format | EEPROM |
| Clock Frequency | 400kHz |
| Memory Interface | I2C |
| Memory Width | 1 |
| Operating Mode | SYNCHRONOUS |
| Standby Current-Max | 0.000003A |
| Organization | 8KX1 |
| Package / Case | 4-XFBGA, WLCSP |
| Length | 0.86mm |
| Manufacturer's Part No. | CAT24C08C4CTR |
| Terminal Finish | Tin/Silver/Copper (Sn/Ag/Cu) |
| Density | 8 kb |
| Supply Current-Max | 0.002mA |
| Power Supplies | 1.8/5V |
| Supply Voltage-Max (Vsup) | 5.5V |
| Voltage - Supply | 1.7V~5.5V |
| Supply Voltage-Min (Vsup) | 1.7V |
| Data Retention Time-Min | 100 |
| Access Time | 900ns |
| Serial Bus Type | I2C |
| Memory Size | 8Kb 1K x 8 |
| I2C Control Byte | 10100MMR |
| Actions |
Cross-reference FAQ
Replacement Part Questions
Short answers for teams reviewing CAT24C08C4CTR replacement and equivalent-part options.
Does a mapped alternative mean a guaranteed drop-in replacement for CAT24C08C4CTR?
Not automatically. Cross-reference mapping helps shortlist candidates, but package, electrical behavior, qualification scope, and approval rules still need to be checked before release.
Which parameters should teams compare first for CAT24C08C4CTR alternatives?
Start with package, series, key attributes, lifecycle status, stock position, datasheet access, and the mapped pin-to-pin or cross-reference note. Then confirm application-specific requirements in the datasheet and RFQ stage.
Can I request a quote for an alternative to CAT24C08C4CTR?
Yes. Use the product links or RFQ actions on this page to request pricing, availability, documentation, and sourcing support for any listed alternative part.
Is CAT24C08C4CTR obsolete, and what replacement should buyers review first?
Check the lifecycle row on this page first. If buyers need a fast starting point, the strongest mapped replacement currently surfaced here is , followed by the other alternatives shown in the comparison table.
Engineering support
Need help validating the replacement path?
If your team is unsure whether a mapped alternative to CAT24C08C4CTR from ON Semiconductor is really usable, contact us for help on package fit, pin compatibility, key parameter gaps, and qualification-facing review questions.
Contact a hardware engineer
Email our engineering support contact at [email protected], or use the contact page if the question should be routed across sourcing, engineering, and support.
developer_board
Package and pin compatibility
Review whether the alternate path looks credible from package, footprint, and pin-level perspectives.
tune
Parameter and function gaps
Surface the electrical, interface, or application-fit questions that still need confirmation before approval.
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Qualification and approval prep
Organize the documentation, datasheet evidence, and validation checkpoints your internal team may still require.