MCP23018-E/SSAlternatives & Equivalent Parts
About MCP23018-E/SS
MCP23018-E/SS is a Integrated Circuit component manufactured by Microchip. 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 | MCP23018-E/SSSource | NCV5661DT33RKG | 172448-0004 | MCP23017T-E/SS |
|---|---|---|---|---|
| Manufacturer | Microchip | ON Semiconductor | Molex | Microchip |
| Package Type | Small Outline Packages | Other | Other | Small Outline Packages |
| Pin Count | 24 | 5 | 4 | 28 |
| Temperature Range | -40.0°C ~ 125.0°C | — | -40.0°C ~ 105.0°C | -40.0°C ~ 125.0°C |
| Price | $1.6100 | $0.8231 | $0.4233 | $1.2631 |
| Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||
| Pbfree Code | Yes | Yes | — | Yes |
| Manufacturer Package Code | SSOP-24 | 175AA | — | SSOP-28 |
| Factory Lead Time | 7 Weeks | — | — | 2 Weeks |
| YTEOL | 9 | 6.2 | 6.87 | 8 |
| Clock Frequency-Max | 10 MHz | — | — | 10 MHz |
| JESD-30 Code | R-PDSO-G24 | R-PSSO-G4 | — | R-PDSO-G28 |
| JESD-609 Code | e3 | e3 | e3 | e3 |
| Number of Bits | 16 | — | — | 16 |
| Number of I/O Lines | 16 | — | — | 16 |
| Number of Ports | 2 | — | — | 2 |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | — | PLASTIC/EPOXY |
| Package Equivalence Code | SSOP24,.3 | SMSIP5H,.37,50TB | — | SSOP20,.3 |
| Package Shape | RECTANGULAR | RECTANGULAR | — | RECTANGULAR |
| Package Style | SMALL OUTLINE, SHRINK PITCH | SMALL OUTLINE | — | SMALL OUTLINE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 | 260 | — | 260 |
| Qualification Status | Not Qualified | Not Qualified | — | Not Qualified |
| Supply Current-Max | 1 mA | — | — | 1 mA |
| Supply Voltage-Max | 5.5 V | — | — | 5.5 V |
| Supply Voltage-Min | 1.8 V | — | — | 4.5 V |
| Supply Voltage-Nom | 5 V | — | — | 5 V |
| Surface Mount | YES | YES | — | YES |
| Technology | CMOS | BIPOLAR | — | CMOS |
| Temperature Grade | AUTOMOTIVE | — | — | AUTOMOTIVE |
| Terminal Finish | Matte Tin (Sn) | Matte Tin (Sn) - annealed | — | Matte Tin (Sn) |
| Terminal Form | GULL WING | GULL WING | — | GULL WING |
| Terminal Pitch | 0.65 mm | 1.14 mm | — | 0.65 mm |
| Terminal Position | DUAL | SINGLE | — | DUAL |
| uPs/uCs/Peripheral ICs Type | PARALLEL IO PORT, GENERAL PURPOSE | — | — | PARALLEL IO PORT, GENERAL PURPOSE |
| ## MCP23018-E/SS Alternates Showing results | Image | — | — | — |
| Adjustability | — | FIXED | — | — |
| Dropout Voltage1-Max | — | 1.3 V | — | — |
| Dropout Voltage1-Nom | — | 1 V | — | — |
| Input Voltage Absolute-Max | — | 18 V | — | — |
| Input Voltage-Max | — | 9 V | — | — |
| Input Voltage-Min | — | 2 V | — | — |
| Line Regulation-Max | — | 0.00036% | — | — |
| Load Regulation-Max | — | 0.0024% | — | — |
| Number of Functions | — | 1 | — | — |
| Number of Outputs | — | 1 | — | — |
| Operating Temperature TJ-Max | — | 125 °C | — | — |
| Operating Temperature TJ-Min | — | -40 °C | — | — |
| Output Current1-Max | — | 1 A | — | — |
| Output Voltage1-Max | — | 3.366 V | — | — |
| Output Voltage1-Min | — | 3.234 V | — | — |
| Output Voltage1-Nom | — | 3.3 V | — | — |
| Packing Method | — | TR | — | — |
| Regulator Type | — | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR | — | — |
| Screening Level | — | AEC-Q100 | — | — |
| Time@Peak Reflow Temperature-Max (s) | — | 30 | — | — |
| Voltage Tolerance-Max | — | 1.5% | — | — |
| Connector Type | — | — | RECTANGULAR POWER CONNECTOR | — |
| Contact Finish Mating | — | — | NOT SPECIFIED | — |
| Contact Finish Termination | — | — | Matte Tin (Sn) - with Nickel (Ni) barrier | — |
| Contact Gender | — | — | MALE | — |
| Contact Material | — | — | NOT SPECIFIED | — |
| Contact Style | — | — | SQ PIN-SKT | — |
| DIN Conformance | — | — | NO | — |
| Empty Shell | — | — | NO | — |
| Filter Feature | — | — | NO | — |
| IEC Conformance | — | — | NO | — |
| Insulator Material | — | — | POLYAMIDE | — |
| MIL Conformance | — | — | NO | — |
| Mating Information | — | — | MULTIPLE MATING PARTS AVAILABLE | — |
| Mixed Contacts | — | — | NO | — |
| Mounting Type | — | — | BOARD | — |
| Option | — | — | GENERAL PURPOSE | — |
| Termination Type | — | — | SOLDER | — |
| Total Number of Contacts | — | — | 4 | — |
| UL Flammability Code | — | — | 94V-2 | — |
| ## MCP23017T-E/SS 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 MCP23018-E/SS — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for MCP23018-E/SS 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 MCP23018-E/SS 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 MCP23018-E/SS?
Known equivalents for MCP23018-E/SS include NCV5661DT33RKG, 172448-0004, MCP23017T-E/SS. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of MCP23018-E/SS?
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 MCP23018-E/SS 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.