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PCA9555DWR

C2652274 Extended Part

Remote 16-bit I2C and SMBus I/O expander with interrupt output and configuration registers, 2.3V~5.5V, 400kHz, 8 supported devices.

gpioi2c io expanderi2c expandergpio expanderremote iosmbus iointerrupt outputconfiguration registers2.3v

Extended part — assembled from JLC's extended library, which adds a small one-time feeder fee per part number.

Footprint

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3D model

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Engineering notes

Capabilities

i2c: interface
gpio: interface

Package And Footprint

Package / footprint name: SOIC-24-300mil
Pin count: 24
EasyEDA symbol UUID: 602646e208834af49c5655dc14da47c9
EasyEDA footprint UUID: 44f901918580465ba3bb278423c0f2cc
EasyEDA device UUID: 1dad755ac7914faa91aceb4af2d6475a
EasyEDA library UUID: 0819f05c4eef4c71ace90d822a990e87

Power And Operating Modes

Supply rails: EasyEDA property: 2.3V~5.5V.

Datasheet And Links

Datasheet / product URL: https://www.ti.com/cn/lit/gpn/pca9555
Product URL: https://www.ti.com/cn/lit/gpn/pca9555

Selection Notes

Good for: adding I2C or SPI GPIO for buttons, LEDs, interrupts, and board configuration straps
Known layout constraints: Verify package land pattern, decoupling requirements, thermal pad, RF keepouts, crystal routing, and boot straps from the datasheet.
Equivalent search hints: match category io-expander, interfaces i2c, gpio, package SOIC-24-300mil, and EasyEDA footprint UUID 44f901918580465ba3bb278423c0f2cc.

Design files & assets 13 files · click to expand

Datasheet or product page datasheet

Datasheet PDF (mirrored) datasheet pdf

EasyEDA 3D model easyeda 3d model

in EasyEDA

EasyEDA device easyeda device

in EasyEDA

SOIC-24-300mil easyeda footprint

in EasyEDA

EasyEDA library easyeda library

in EasyEDA

EasyEDA Pro device: C2652274 easyeda pro device

EasyEDA Pro library (device+symbol+footprint): C2652274 easyeda pro lib

EasyEDA symbol easyeda symbol

in EasyEDA

JLC/LCSC product image jlc image

JLC/LCSC product image jlc image

3D model (OBJ) model 3d obj

3D model (STEP) model 3d step