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Si4432-B1-FMR

C409765 Extended Part

Si4432-B1-FMR 1.8V~3.6V SPI Frequency Range:240MHz~930MHz Frequency Range:240MHz~930MHz Interface:SPI Voltage - Supply:1.8V~3.6V Voltage - Supply:1.8V~3.6V Applications:ISM Output Power:20dBm Data Rate:256Kbps Current Of Transmitting:85mA Sensitivity:-121dBm Receive Current:18.5mA O

spi sub ghz transceiverspi interfacelow power transceiverism band256kbps20dbm3.6v1.8v

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

spi: interface

Package And Footprint

Package / footprint name: QFN-20-EP(4x4)
Pin count: 20
EasyEDA symbol UUID: 6e4f6d2cf08c4485b9ebe172ff8823a1
EasyEDA footprint UUID: cdca60e76509425eaa54fccf99752fc7
EasyEDA device UUID: cad66bd63c7c4e089b54a6cbea9de300
EasyEDA library UUID: 0819f05c4eef4c71ace90d822a990e87

Power And Operating Modes

Active current: EasyEDA property: 18.5mA.
Supply rails: EasyEDA property: 1.8V~3.6V.

Datasheet And Links

Datasheet / product URL: https://item.szlcsc.com/datasheet/Si4432-B1-FMR/400110.html
Product URL: https://item.szlcsc.com/datasheet/Si4432-B1-FMR/400110.html

Selection Notes

Good for: reuse when package, electrical ratings, footprint, and assembly class match the project constraints
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 sub-ghz-transceiver, interfaces spi, package QFN-20-EP(4x4), and EasyEDA footprint UUID cdca60e76509425eaa54fccf99752fc7.

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

QFN-20-EP(4x4) easyeda footprint

in EasyEDA

EasyEDA library easyeda library

in EasyEDA

EasyEDA Pro device: C409765 easyeda pro device

EasyEDA Pro library (device+symbol+footprint): C409765 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