CAT24C256XI-T2Alternatives & Equivalent Parts
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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Specification Comparison
| Parameter | CAT24C256XI-T2Source | SN75ALS176D | TC74A0-5.0VCTTR | SIP32419DN-T1-GE4 | 4N33 |
|---|---|---|---|---|---|
| Manufacturer | ON Semiconductor | Texas Instruments | Microchip | Vishay | Vishay |
| Package Type | Small Outline Packages | Small Outline Packages | SOT23 (5-Pin) | Small Outline No-lead | Dual-In-Line Packages |
| Pin Count | 8 | 8 | 5 | 11 | 6 |
| 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 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | OBSOLETE | OBSOLETE | ACTIVE | ACTIVE | OBSOLETE |
| Electrical Parameters | |||||
| Pbfree Code | Yes | — | Yes | — | Yes |
| Manufacturer Package Code | 751BE | — | SOT-23-5 | — | — |
| Reach Compliance Code | Compliant | — | — | — | — |
| YTEOL | 0 | 0 | 8 | 9 | 0 |
| Additional Feature | 100 YEAR DATA RETENTION | 3-STATE DRIVER OUTPUT AND RECEIVER INPUT | — | — | UL RECOGNIZED |
| Clock Frequency-Max (fCLK) | 0.4 MHz | — | — | — | — |
| Data Retention Time-Min | 100 | — | — | — | — |
| Endurance | 1000000 Write/Erase Cycles | — | — | — | — |
| I2C Control Byte | 1010DDDR | — | — | — | — |
| JESD-30 Code | R-PDSO-G8 | R-PDSO-G8 | R-PDSO-G5 | S-PDSO-N10 | — |
| JESD-609 Code | e3 | e4 | e3 | — | e3 |
| Memory Density | 262144 bit | — | — | — | — |
| Memory IC Type | EEPROM | — | — | — | — |
| Memory Width | 8 | — | — | — | — |
| Number of Functions | 1 | 1 | 1 | 1 | — |
| Number of Words | 32768 words | — | — | — | — |
| Number of Words Code | 32000 | — | — | — | — |
| Operating Mode | SYNCHRONOUS | — | — | — | — |
| Organization | 32KX8 | — | — | — | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | — |
| Package Equivalence Code | SOP8,.3 | SOP8,.25 | TSOP5/6,.11,37 | SOLCC10,.11,20 | — |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | SQUARE | — |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE | — |
| Parallel/Serial | SERIAL | — | — | — | — |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 | NOT SPECIFIED | — |
| Power Supplies | 2/5 V | — | — | — | — |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | — | — |
| Serial Bus Type | I2C | — | — | — | — |
| Standby Current-Max | 0.000001 A | — | — | — | — |
| Subcategory | EEPROMs | — | — | — | — |
| Supply Current-Max | 0.003 mA | 30 mA | — | — | — |
| Supply Voltage-Max (Vsup) | 5.5 V | — | 5.5 V | 28 V | — |
| Supply Voltage-Min (Vsup) | 1.8 V | — | 2.7 V | 6 V | — |
| Supply Voltage-Nom (Vsup) | 5 V | — | 5 V | 12 V | — |
| Surface Mount | YES | YES | YES | YES | NO |
| Technology | CMOS | BIPOLAR | — | — | — |
| Temperature Grade | INDUSTRIAL | COMMERCIAL | AUTOMOTIVE | INDUSTRIAL | — |
| Terminal Finish | Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) | — | Matte Tin (Sn) |
| Terminal Form | GULL WING | GULL WING | GULL WING | NO LEAD | — |
| Terminal Pitch | 1.27 mm | 1.27 mm | 0.95 mm | 0.5 mm | — |
| Terminal Position | DUAL | DUAL | DUAL | DUAL | — |
| Time@Peak Reflow Temperature-Max (s) | 40 | NOT SPECIFIED | — | NOT SPECIFIED | — |
| Write Cycle Time-Max (tWC) | 5 ms | — | — | — | — |
| Write Protection | HARDWARE | — | — | — | — |
| Differential Output | — | YES | — | — | — |
| Driver Number of Bits | — | 1 | — | — | — |
| High Level Input Current-Max | — | 0.00002 A | — | — | — |
| Input Characteristics | — | DIFFERENTIAL SCHMITT TRIGGER | — | — | — |
| Interface IC Type | — | LINE TRANSCEIVER | — | — | — |
| Interface Standard | — | EIA-422-B; TIA-422-B; EIA-485-A; TIA-485-A; V.11; X.27 | — | — | — |
| Out Swing-Min | — | 1.5 V | — | — | — |
| Output Characteristics | — | 3-STATE | — | — | — |
| Output Low Current-Max | — | 0.008 A | — | — | — |
| Output Polarity | — | COMPLEMENTARY | — | — | — |
| Receive Delay-Max | — | 19 ns | — | — | — |
| Receiver Number of Bits | — | 4 | — | — | — |
| Supply Voltage-Max | — | 5.25 V | — | — | — |
| Supply Voltage-Min | — | 4.75 V | — | — | — |
| Supply Voltage-Nom | — | 5 V | — | — | — |
| Supply Voltage1-Max | — | 5.25 V | — | — | — |
| Supply Voltage1-Min | — | 4.75 V | — | — | — |
| Supply Voltage1-Nom | — | 5 V | — | — | — |
| Transmit Delay-Max | — | 13 ns | — | — | — |
| ## SN75ALS176D Alternates Showing results | — | Image | — | — | — |
| Factory Lead Time | — | — | 6 Weeks | 14 Weeks | 111 Weeks |
| Analog IC - Other Type | — | — | ANALOG CIRCUIT | SPST | — |
| ## TC74A0-5.0VCTTR Alternates Showing results | — | — | Image | — | — |
| Adjustable Threshold | — | — | — | YES | — |
| Number of Channels | — | — | — | 1 | — |
| On-state Resistance-Max (Ron) | — | — | — | 0.072 Ω | — |
| Threshold Voltage-Nom | — | — | — | +4.8V | — |
| Coll-Emtr Bkdn Voltage-Min | — | — | — | — | 30 V |
| Configuration | — | — | — | — | SINGLE |
| Current Transfer Ratio-Min | — | — | — | — | 500% |
| Current Transfer Ratio-Nom | — | — | — | — | 500% |
| Dark Current-Max | — | — | — | — | 100 nA |
| Forward Current-Max | — | — | — | — | 0.06 A |
| Forward Voltage-Max | — | — | — | — | 1.5 V |
| Isolation Voltage-Max | — | — | — | — | 5300 V |
| Mounting Feature | — | — | — | — | THROUGH HOLE MOUNT |
| Number of Elements | — | — | — | — | 1 |
| On-State Current-Max | — | — | — | — | 0.1 A |
| Optoelectronic Device Type | — | — | — | — | DARLINGTON OUTPUT OPTOCOUPLER |
| Power Dissipation-Max | — | — | — | — | 0.2 W |
| Response Time-Max | — | — | — | — | 0.000005 s |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Need pricing on these alternatives?
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.