MCP23S17T-E/MLAlternatives & Equivalent Parts

About MCP23S17T-E/ML

MCP23S17T-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

ParameterMCP23S17T-E/MLSourceMCP23S17T-E/SO571-0122-100F502386-0570SN74ABT841ADWG4MCP23S17-E/MLMCP23S18T-E/MJMCP23S18-E/MJ
ManufacturerMicrochipMicrochipDialightMolexTexas InstrumentsMicrochipMicrochipMicrochip
Package TypeQuad Flat No-LeadSmall Outline PackagesOtherOtherSmall Outline PackagesQuad Flat No-LeadQuad Flat No-LeadQuad Flat No-Lead
Pin Count28284724282424
Temperature Range-40.0°C ~ 125.0°C-40.0°C ~ 125.0°C-55.0°C ~ 100.0°C-40.0°C ~ 85.0°C-40.0°C ~ 125.0°C-40.0°C ~ 125.0°C-40.0°C ~ 125.0°C
Price$1.1200$1.2400$0.0000$0.2398$1.0800$1.5042$1.5600$1.5846
StockIn StockIn StockIn StockIn StockIn StockIn StockIn StockIn Stock
LifecycleACTIVEACTIVEACTIVEACTIVEACTIVEACTIVEACTIVEACTIVE
Electrical Parameters
Pbfree CodeYesYesYesYesYesYes
Manufacturer Package CodeVQFN-28SOIC-28VQFN-28QFN-24QFN-24
Factory Lead Time7 Weeks1 Week13 Weeks7 Weeks6 Weeks6 Weeks
YTEOL88615899
CPU FamilyMCP23X17MCP23X17MCP23X17
Clock Frequency-Max10 MHz10 MHz10 MHz10 MHz10 MHz
JESD-30 CodeS-PQCC-N28R-PDSO-G28R-PDSO-G24S-PQCC-N28S-PQCC-N24S-PQCC-N24
JESD-609 Codee3e3e2e4e3e3e3
Number of Bits161610161616
Number of I/O Lines1616161616
Number of Ports222222
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeLCC28,.24SQ,25SOP28,.4SOP24,.4LCC28,.24SQ,25LCC24,.16SQ,20LCC24,.16SQ,20
Package ShapeSQUARERECTANGULARRECTANGULARSQUARESQUARESQUARE
Package StyleCHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILESMALL OUTLINESMALL OUTLINECHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILECHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILECHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE
Peak Reflow Temperature (Cel)260250260260260260
Qualification StatusNot QualifiedNot QualifiedNot QualifiedNot QualifiedNot QualifiedNot Qualified
Supply Current-Max1 mA1 mA1 mA1 mA1 mA
Supply Voltage-Max5.5 V5.5 V5.5 V5.5 V5.5 V
Supply Voltage-Min4.5 V4.5 V4.5 V1.8 V1.8 V
Supply Voltage-Nom5 V5 V5 V5 V5 V
Surface MountYESYESNOYESYESYESYES
TechnologyCMOSCMOSBICMOSCMOSCMOSCMOS
Temperature GradeAUTOMOTIVEAUTOMOTIVEINDUSTRIALAUTOMOTIVEAUTOMOTIVEAUTOMOTIVE
Terminal FinishMatte Tin (Sn)Matte Tin (Sn)Tin/Silver/Copper/Nickel (Sn/Ag/Cu/Ni)Nickel/Palladium/Gold (Ni/Pd/Au)Matte Tin (Sn)Matte Tin (Sn)Matte Tin (Sn)
Terminal FormNO LEADGULL WINGGULL WINGNO LEADNO LEADNO LEAD
Terminal Pitch0.65 mm1.27 mm2.54 mm1.27 mm0.65 mm0.5 mm0.5 mm
Terminal PositionQUADDUALDUALQUADQUADQUAD
Time@Peak Reflow Temperature-Max (s)4040304040
uPs/uCs/Peripheral ICs TypePARALLEL IO PORT, GENERAL PURPOSEPARALLEL IO PORT, GENERAL PURPOSEPARALLEL IO PORT, GENERAL PURPOSEPARALLEL IO PORT, GENERAL PURPOSEPARALLEL IO PORT, GENERAL PURPOSE
## MCP23S17T-E/ML Alternates Showing resultsImage
## MCP23S17T-E/SO Alternates Showing resultsImage
ColorGREEN
Color@WavelengthGreen
ConfigurationSEPARATE, 2 ELEMENTS
Forward Current-Max0.03 A
Lens TypeDIFFUSED
Luminous Intensity-Nom8.7 mcd
Mounting FeatureRADIAL MOUNT
Number of Functions210
Number of LEDs in Array2
Optoelectronic Device TypeSINGLE COLOR LED ARRAY
Overall Height8.6 mm
Packing MethodBULKTUBE
Peak Wavelength565 nm
ShapeROUND
Size2 mm
T-codeT-3/4
Viewing Angle38 deg
Reach Compliance CodeUnknown
Control TypeENABLE LOW/HIGH
Count DirectionUNIDIRECTIONAL
FamilyABT
Load Capacitance (CL)50 pF
Logic IC TypeBUS DRIVER
Max I(ol)0.064 A
Output Characteristics3-STATE
Output PolarityTRUE
Power Supply Current-Max (ICC)38 mA
Prop. Delay@Nom-Sup6.2 ns
Propagation Delay (tpd)6.7 ns
Supply Voltage-Max (Vsup)5.5 V
Supply Voltage-Min (Vsup)4.5 V
Supply Voltage-Nom (Vsup)5 V
## SN74ABT841ADWG4 Alternates Showing resultsImage
## MCP23S18-E/MJ Alternates Showing resultsImage

Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.

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Quick Links

MCP23S17-E/MLby Microchip Technology Inc

16-BIT I/O EXPANDERS WITH I2C & SPI INTERFACE

MCP23S18T-E/MJby Microchip Technology Inc

16-Bit, Open Drain I/O Expander with I2C Interface

MCP23S18-E/MJby Microchip Technology Inc

Parallel I/O Port, 16-Bit, 16 I/O, CMOS, PQCC24

Why Look for Alternatives?

Finding alternatives for MCP23S17T-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 MCP23S17T-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 MCP23S17T-E/ML?

Known equivalents for MCP23S17T-E/ML include MCP23S17T-E/SO, 571-0122-100F, 502386-0570. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of MCP23S17T-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 MCP23S17T-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.