PCA9555PWE4Alternatives & Equivalent Parts

About PCA9555PWE4

PCA9555PWE4 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.

Specification Comparison

ParameterPCA9555PWE4SourcePCA9555PWG4PCA9555PWR
ManufacturerTexas InstrumentsTexas InstrumentsTexas Instruments
Package TypeSmall Outline PackagesSmall Outline Packages
Pin Count2424
Temperature Range-40.0°C ~ 85.0°C-40.0°C ~ 85.0°C
Price$1.1700$0.5416$0.4590
Electrical Parameters
Pbfree CodeYes
YTEOL00
Address Bus Width8
Clock Frequency-Max0.4 MHz0.4 MHz
JESD-30 CodeR-PDSO-G24R-PDSO-G24
JESD-609 Codee4e4
Number of Bits1616
Number of I/O Lines1616
Number of Ports22
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeTSSOP24,.25TSSOP24,.25
Package ShapeRECTANGULARRECTANGULAR
Package StyleSMALL OUTLINE, THIN PROFILE, SHRINK PITCHSMALL OUTLINE, THIN PROFILE, SHRINK PITCH
Peak Reflow Temperature (Cel)260260
Qualification StatusNot QualifiedNot Qualified
Supply Current-Max0.2 mA0.2 mA
Supply Voltage-Max5.5 V5.5 V
Supply Voltage-Min2.3 V2.3 V
Supply Voltage-Nom3 V3 V
Surface MountYESYES
TechnologyCMOSCMOS
Temperature GradeINDUSTRIALINDUSTRIAL
Terminal FinishNICKEL PALLADIUM GOLDNICKEL PALLADIUM GOLD
Terminal FormGULL WINGGULL WING
Terminal Pitch0.65 mm0.65 mm
Terminal PositionDUALDUAL
Time@Peak Reflow Temperature-Max (s)3030
uPs/uCs/Peripheral ICs TypePARALLEL IO PORT, GENERAL PURPOSEPARALLEL IO PORT, GENERAL PURPOSE

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

Quick Links

PCA9555PWG4by Texas Instruments

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

PCA9555PWRby Texas Instruments

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

Why Look for Alternatives?

Finding alternatives for PCA9555PWE4 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 PCA9555PWE4 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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Request Alternatives for PCA9555PWE4

FAQ

What is equivalent to PCA9555PWE4?

Known equivalents for PCA9555PWE4 include PCA9555PWG4, PCA9555PWR. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of PCA9555PWE4?

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 PCA9555PWE4 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.