ic

SI4431-B1-FMR

Symbol
VDD_RF1TX2RXp3RXn4NC5ANT6GPIO_07GPIO_18GPIO_29VR_DIG10NC11GND21SDN20XIN19XOUT18nIRQ17nSEL16SCLK15SDI14SDO13VDD_DIG12
Footprint
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3D Model
Pin Map
PinNameTypeMountShapeWidth × Height (mm)
VDD_RFpowerSMDroundrect0.8×0.28
TXoutputSMDroundrect0.8×0.28
RXpioSMDroundrect0.8×0.28
RXnpassiveSMDroundrect0.8×0.28
NCncSMDroundrect0.8×0.28
ANTpassiveSMDroundrect0.28×0.8
GPIO_0passiveSMDroundrect0.28×0.8
GPIO_1passiveSMDroundrect0.28×0.8
GPIO_2passiveSMDroundrect0.28×0.8
VR_DIGpassiveSMDroundrect0.28×0.8
NCncSMDroundrect0.8×0.28
VDD_DIGpowerSMDroundrect0.8×0.28
SDOoutputSMDroundrect0.8×0.28
SDIinputSMDroundrect0.8×0.28
SCLKinputSMDroundrect0.8×0.28
nSELpassiveSMDroundrect0.28×0.8
nIRQpassiveSMDroundrect0.28×0.8
XOUTpassiveSMDroundrect0.28×0.8
XINpassiveSMDroundrect0.28×0.8
SDNpassiveSMDroundrect0.28×0.8
GNDgroundSMDroundrect2.6×2.6

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Details

Category
ic
MPN
SI4431-B1-FMR
Manufacturer
SKYWORKS/SILICON LABS
Package
QFN-20(4x4)
Footprint
QFN-20_L4.0-W4.0-P0.50-TL-EP2.6
JLCPCB
C2983492
LCSC
C2983492
Lifecycle
active
Mounting
SMT
RoHS
Compliant
MSL
MSL 1
ECCN
5A991B

JLCPCB Stock & Pricing

In Stock(1 pcs)
1-9 pcs$3.2996
10-29 pcs$2.8434
30-99 pcs$2.5719
100-499 pcs$2.2972
500-999 pcs$2.1719
1000+ pcs$2.1141