What is a cross-reference page for CAT34C02YI-GT5?
This page groups mapped replacement options for CAT34C02YI-GT5 so buyers and engineers can compare alternatives before requesting a quote or approving a substitute.
Alternative part analysis
CAT34C02YI-GT5 replacements, alternatives, and cross reference
Compare mapped replacement and alternative options for CAT34C02YI-GT5, then verify package, specifications, and application fit before approval.
Compare CAT34C02YI-GT5 against mapped replacement options
Review package, lifecycle, stock, and MOQ in one view
Move from engineering screening to RFQ without leaving the page
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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 CAT34C02YI-GT5 ON Semiconductor |
|---|---|
| Part Number | CAT34C02YI-GT5 |
| Manufacturer | ON Semiconductor |
| Category | Integrated Circuits (ICs) |
| Subcategory | Memory |
| Package | TSSOP |
| Series | - |
| Key Attributes | - |
| Description | IC EEPROM 2K I2C 400KHZ 8TSSOP |
| Lifecycle | - |
| Stock | 66,352 |
| Available | 30,523 |
| Min Order | 1 |
| Datasheet | Available |
| Lead Free | Lead Free |
| Factory Lead Time | 20 Weeks |
| Mounting Type | Surface Mount |
| Published | 1997 |
| Packaging | Tape & Reel (TR) |
| Part Status | Obsolete |
| Halogen Free | Halogen Free |
| Categories | Integrated Circuits (ICs) |
| Terminal Position | DUAL |
| Peak Reflow Temperature (Cel) | 260 |
| Supply Voltage | 5V |
| Technology | CMOS |
| Operating Temperature | -40°C~85°C TA |
| Terminal Pitch | 0.65mm |
| Height | 1.05mm |
| Manufacturer | ON Semiconductor |
| Nominal Supply Current | 2mA |
| Interface | 2-Wire, I2C, Serial |
| Contact Plating | Gold |
| Number of Functions | 1 |
| Operating Supply Voltage | 5V |
| Radiation Hardening | No |
| Mount | Surface Mount |
| Pbfree Code | yes |
| Number of Pins | 8 |
| Number of Terminations | 8 |
| Pin Count | 8 |
| Memory Type | Non-Volatile |
| Width | 3.1mm |
| Package / Case | 8-TSSOP (0.173, 4.40mm Width) |
| Length | 4.5mm |
| Sub-Categories | Memory |
| Write Protection | HARDWARE/SOFTWARE |
| Standby Current-Max | 0.000001A |
| Endurance | 1000000 Write/Erase Cycles |
| Write Cycle Time - Word, Page | 5ms |
| Memory Format | EEPROM |
| Clock Frequency | 400kHz |
| Memory Interface | I2C |
| Additional Feature | 100 YEAR DATA RETENTION |
| Base Part Number | CAT34C02 |
| Organization | 16X16 |
| Manufacturer's Part No. | CAT34C02YI-GT5 |
| Time@Peak Reflow Temperature-Max (s) | 40 |
| Voltage - Supply | 1.7V~5.5V |
| Supply Voltage-Min (Vsup) | 1.7V |
| Data Retention Time-Min | 100 |
| I2C Control Byte | 1010DDDR |
| Serial Bus Type | I2C |
| Integrated Cache | 2 kb |
| Resolution (height) | 5ms |
| Voltage - Supply (Vcc\/Vdd) | 2Kb 256 x 8 |
| Number of Serial I\/Os | 900ns |
| RoHS Status | RoHS Compliant |
| REACH SVHC | No SVHC |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| JESD-609 Code | e4 |
| ECCN Code | EAR99 |
| Actions |
Cross-reference FAQ
Replacement Part Questions
Short answers for teams reviewing CAT34C02YI-GT5 replacement and equivalent-part options.
Does a mapped alternative mean a guaranteed drop-in replacement for CAT34C02YI-GT5?
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 CAT34C02YI-GT5 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 CAT34C02YI-GT5?
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 CAT34C02YI-GT5 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 CAT34C02YI-GT5 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.
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Package and pin compatibility
Review whether the alternate path looks credible from package, footprint, and pin-level perspectives.
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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.