MCP23S17-E/MLAlternatives & Equivalent Parts
About MCP23S17-E/ML
MCP23S17-E/ML is a Integrated Circuit component manufactured by Microchip. It comes in a Quad Flat No-Lead 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 | MCP23S17-E/MLSource | MCP23S17T-E/ML | MCP23S18-E/MJ | MCP23S18T-E/MJ |
|---|---|---|---|---|
| Manufacturer | Microchip | Microchip | Microchip | Microchip |
| Package Type | Quad Flat No-Lead | Quad Flat No-Lead | Quad Flat No-Lead | Quad Flat No-Lead |
| Pin Count | 28 | 28 | 24 | 24 |
| Temperature Range | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C |
| Price | $1.5042 | $1.1200 | $1.5846 | $1.5600 |
| Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||
| Pbfree Code | Yes | Yes | — | — |
| Manufacturer Package Code | VQFN-28 | VQFN-28 | QFN-24 | QFN-24 |
| Factory Lead Time | 7 Weeks | 7 Weeks | 6 Weeks | 6 Weeks |
| YTEOL | 8 | 8 | 9 | 9 |
| CPU Family | MCP23X17 | MCP23X17 | — | — |
| Clock Frequency-Max | 10 MHz | 10 MHz | 10 MHz | 10 MHz |
| JESD-30 Code | S-PQCC-N28 | S-PQCC-N28 | S-PQCC-N24 | S-PQCC-N24 |
| JESD-609 Code | e3 | e3 | e3 | e3 |
| Number of Bits | 16 | 16 | 16 | 16 |
| Number of I/O Lines | 16 | 16 | 16 | 16 |
| Number of Ports | 2 | 2 | 2 | 2 |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | LCC28,.24SQ,25 | LCC28,.24SQ,25 | LCC24,.16SQ,20 | LCC24,.16SQ,20 |
| Package Shape | SQUARE | SQUARE | SQUARE | SQUARE |
| Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 | 260 |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| Supply Current-Max | 1 mA | 1 mA | 1 mA | 1 mA |
| Supply Voltage-Max | 5.5 V | 5.5 V | 5.5 V | 5.5 V |
| Supply Voltage-Min | 4.5 V | 4.5 V | 1.8 V | 1.8 V |
| Supply Voltage-Nom | 5 V | 5 V | 5 V | 5 V |
| Surface Mount | YES | YES | YES | YES |
| Technology | CMOS | CMOS | CMOS | CMOS |
| Temperature Grade | AUTOMOTIVE | AUTOMOTIVE | AUTOMOTIVE | AUTOMOTIVE |
| Terminal Finish | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) |
| Terminal Form | NO LEAD | NO LEAD | NO LEAD | NO LEAD |
| Terminal Pitch | 0.65 mm | 0.65 mm | 0.5 mm | 0.5 mm |
| Terminal Position | QUAD | QUAD | QUAD | QUAD |
| Time@Peak Reflow Temperature-Max (s) | 40 | 40 | — | 40 |
| uPs/uCs/Peripheral ICs Type | PARALLEL IO PORT, GENERAL PURPOSE | PARALLEL IO PORT, GENERAL PURPOSE | PARALLEL IO PORT, GENERAL PURPOSE | PARALLEL IO PORT, GENERAL PURPOSE |
| ## MCP23S17T-E/ML Alternates Showing results | — | Image | — | — |
| ## MCP23S18-E/MJ Alternates Showing results | — | — | Image | — |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
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Get one quote covering all 3 alternatives for MCP23S17-E/ML — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for MCP23S17-E/ML 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 MCP23S17-E/ML 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 MCP23S17-E/ML?
Known equivalents for MCP23S17-E/ML include MCP23S17T-E/ML, MCP23S18-E/MJ, MCP23S18T-E/MJ. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of MCP23S17-E/ML?
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 MCP23S17-E/ML 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.