MAX491ESD+Alternatives & Equivalent Parts
About MAX491ESD+
MAX491ESD+ is a Integrated Circuit component manufactured by Maxim Integrated. 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 | MAX491ESD+Source | 593D226X9010B2TE3 | AT24C1024BW-SH25-B | TAJB106K010R |
|---|---|---|---|---|
| Manufacturer | Maxim Integrated | Vishay | Microchip | AVX |
| Package Type | Small Outline Packages | Capacitor Moulded Polarised | Small Outline Packages | Capacitor Moulded Polarised |
| Pin Count | 14 | 2 | 8 | 2 |
| Temperature Range | -40.0°C ~ 85.0°C | -55.0°C ~ 125.0°C | -40.0°C ~ 85.0°C | -55.0°C ~ 125.0°C |
| Price | $1.3715 | $0.1324 | $5.0000 | $0.1068 |
| Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | OBSOLETE | OBSOLETE |
| Electrical Parameters | ||||
| Manufacturer Package Code | 14-SOIC_N-150_MIL | — | — | — |
| Date Of Intro | 2000-01-13 | — | — | — |
| YTEOL | 9 | 10 | 0 | 0 |
| Differential Output | YES | — | — | — |
| Driver Number of Bits | 1 | — | — | — |
| High Level Input Current-Max | 0.000002 A | — | — | — |
| Input Characteristics | DIFFERENTIAL SCHMITT TRIGGER | — | — | — |
| Interface IC Type | LINE TRANSCEIVER | — | — | — |
| Interface Standard | EIA-422; EIA-485 | — | — | — |
| JESD-30 Code | R-PDSO-G14 | — | R-PDSO-G8 | — |
| JESD-609 Code | e3 | e3 | — | e3 |
| Number of Functions | 1 | — | 1 | — |
| Out Swing-Min | 1.5 V | — | — | — |
| Output Characteristics | DIFFERENTIAL | — | OPEN-DRAIN | — |
| Output Low Current-Max | 0.004 A | — | — | — |
| Output Polarity | COMPLEMENTARY | — | — | — |
| Package Body Material | PLASTIC/EPOXY | — | PLASTIC/EPOXY | — |
| Package Equivalence Code | SOP14,.25 | — | SOP8,.3 | — |
| Package Shape | RECTANGULAR | RECTANGULAR PACKAGE | RECTANGULAR | RECTANGULAR PACKAGE |
| Package Style | SMALL OUTLINE | SMT | SMALL OUTLINE | SMT |
| Peak Reflow Temperature (Cel) | 260 | — | — | — |
| Qualification Status | Not Qualified | — | — | — |
| Receive Delay-Max | 150 ns | — | — | — |
| Receiver Number of Bits | 1 | — | — | — |
| Supply Current-Max | 0.5 mA | — | 0.003 mA | — |
| 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 | — | — | — |
| Surface Mount | YES | YES | YES | YES |
| Technology | CMOS | — | CMOS | — |
| Temperature Grade | INDUSTRIAL | — | INDUSTRIAL | — |
| Terminal Finish | Matte Tin (Sn) - annealed | Matte Tin (Sn) - with Nickel (Ni) barrier | — | Matte Tin (Sn) - with Nickel (Ni) barrier |
| Terminal Form | GULL WING | — | GULL WING | — |
| Terminal Pitch | 1.27 mm | — | 1.27 mm | — |
| Terminal Position | DUAL | — | DUAL | — |
| Time@Peak Reflow Temperature-Max (s) | 30 | — | — | — |
| Transmit Delay-Max | 60 ns | — | — | — |
| Reach Compliance Code | — | Compliant | — | Compliant |
| Factory Lead Time | — | 13 Weeks | — | — |
| Additional Feature | — | ESR AND RIPPLE CURRENT IS MEASURED AT 100KHZ | IT ALSO OPERATES AT 0.4MHZ AT 1.8MIN SUPPLY | — |
| Capacitance | — | 22 µF | — | 10 µF |
| Capacitor Type | — | TANTALUM CAPACITOR | — | TANTALUM CAPACITOR |
| Dielectric Material | — | TANTALUM (DRY/SOLID) | — | TANTALUM (DRY/SOLID) |
| ESR | — | 700 mΩ | — | — |
| Height | — | 1.9 mm | — | 1.9 mm |
| Leakage Current | — | 0.0022 mA | — | — |
| Mounting Feature | — | SURFACE MOUNT | — | SURFACE MOUNT |
| Negative Tolerance | — | 10% | — | 10% |
| Packing Method | — | TR, Embossed Plastic, 7 Inch | — | TR, 7 INCH |
| Polarity | — | POLARIZED | — | POLARIZED |
| Positive Tolerance | — | 10% | — | 10% |
| Rated (DC) Voltage (URdc) | — | 10 V | — | 10 V |
| Ripple Current | — | 140 mA | — | — |
| Size Code | — | 1411 | — | 1411 |
| Tan Delta | — | 0.06 | — | — |
| Terminal Shape | — | J BEND | — | J BEND |
| Clock Frequency-Max (fCLK) | — | — | 1 MHz | — |
| Data Retention Time-Min | — | — | 40 | — |
| Endurance | — | — | 1000000 Write/Erase Cycles | — |
| I2C Control Byte | — | — | 1010DDMR | — |
| Memory Density | — | — | 1048576 bit | — |
| Memory IC Type | — | — | EEPROM | — |
| Memory Width | — | — | 8 | — |
| Number of Words | — | — | 131072 words | — |
| Number of Words Code | — | — | 128000 | — |
| Operating Mode | — | — | SYNCHRONOUS | — |
| Organization | — | — | 128KX8 | — |
| Page Size | — | — | 256 words | — |
| Parallel/Serial | — | — | SERIAL | — |
| Serial Bus Type | — | — | I2C | — |
| Standby Current-Max | — | — | 0.000006 A | — |
| Supply Voltage-Max (Vsup) | — | — | 5 V | — |
| Supply Voltage-Min (Vsup) | — | — | 2.5 V | — |
| Write Cycle Time-Max (tWC) | — | — | 5 ms | — |
| Write Protection | — | — | HARDWARE/SOFTWARE | — |
| ## AT24C1024BW-SH25-B Alternates Showing results | — | — | Image | — |
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 3 alternatives for MAX491ESD+ — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for MAX491ESD+ 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 MAX491ESD+ 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 MAX491ESD+?
Known equivalents for MAX491ESD+ include 593D226X9010B2TE3, AT24C1024BW-SH25-B, TAJB106K010R. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of MAX491ESD+?
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 MAX491ESD+ 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.