PCA9555DWRG4Alternatives & Equivalent Parts

PCA9555DWRG4 is marked OBSOLETE. Compare the equivalents below, check each part's lifecycle, and request a quote on a suitable replacement.

About PCA9555DWRG4

PCA9555DWRG4 is a Integrated Circuit component manufactured by Texas Instruments. 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

ParameterPCA9555DWRG4SourcePCA9555DWR
ManufacturerTexas InstrumentsTexas Instruments
Package TypeSmall Outline Packages—
Pin Count24—
Temperature Range-40.0°C ~ 85.0°C—
Price$1.0866$1.3600
StockIn StockIn Stock
LifecycleOBSOLETE—
Electrical Parameters
YTEOL0—
Address Bus Width8—
Clock Frequency-Max0.4 MHz—
JESD-30 CodeR-PDSO-G24—
JESD-609 Codee4—
Number of Bits16—
Number of I/O Lines16—
Number of Ports2—
Package Body MaterialPLASTIC/EPOXY—
Package Equivalence CodeSOP24,.4—
Package ShapeRECTANGULAR—
Package StyleSMALL OUTLINE—
Peak Reflow Temperature (Cel)260—
Qualification StatusNot Qualified—
Supply Current-Max0.2 mA—
Supply Voltage-Max5.5 V—
Supply Voltage-Min2.3 V—
Supply Voltage-Nom3 V—
Surface MountYES—
TechnologyCMOS—
Temperature GradeINDUSTRIAL—
Terminal FinishNICKEL PALLADIUM GOLD—
Terminal FormGULL WING—
Terminal Pitch1.27 mm—
Terminal PositionDUAL—
Time@Peak Reflow Temperature-Max (s)30—
uPs/uCs/Peripheral ICs TypePARALLEL IO PORT, GENERAL PURPOSE—

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

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Quick Links

PCA9555DWRby Texas Instruments

Parallel I/O Port, 16-Bit, 16 I/O, CMOS, PDSO24

Why Look for Alternatives?

Finding alternatives for PCA9555DWRG4 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 PCA9555DWRG4 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 PCA9555DWRG4?

Known equivalents for PCA9555DWRG4 include PCA9555DWR. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of PCA9555DWRG4?

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 PCA9555DWRG4 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.