ic

CH9141

Symbol
X32KO1X32KI2VDD_D3VSW4VCC5AT6ADC7DCD#/GPIO78DSR#/GPIO69RI#/GPIO510DTR#/BLESTA/GPIO411RTS#/TNOW12CTS#13TXD14RXD15GND29GPIO028GPIO127GPIO226GPIO325SLEEP24RELOAD/LED23VDD_A22ANT21VINTA20X32MI19X32MO18NC17RST#16
Footprint
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3D Model
Pin Map
PinNameTypeMountShapeWidth × Height (mm)
X32KOinputSMDroundrect0.2×0.7
X32KIoutputSMDroundrect0.2×0.7
VDD_DpowerSMDroundrect0.2×0.7
VSWpassiveSMDroundrect0.2×0.7
VCCpowerSMDroundrect0.2×0.7
ATpassiveSMDroundrect0.2×0.7
ADCpassiveSMDroundrect0.2×0.7
DCD#/GPIO7passiveSMDroundrect0.7×0.2
DSR#/GPIO6passiveSMDroundrect0.7×0.2
RI#/GPIO5passiveSMDroundrect0.7×0.2
DTR#/BLESTA/GPIO4passiveSMDroundrect0.7×0.2
RTS#/TNOWpassiveSMDroundrect0.7×0.2
CTS#passiveSMDroundrect0.7×0.2
TXDoutputSMDroundrect0.7×0.2
RXDinputSMDroundrect0.2×0.7
RST#passiveSMDroundrect0.2×0.7
NCncSMDroundrect0.2×0.7
X32MOpassiveSMDroundrect0.2×0.7
X32MIpassiveSMDroundrect0.2×0.7
VINTAinputSMDroundrect0.2×0.7
ANTpassiveSMDroundrect0.2×0.7
VDD_ApowerSMDroundrect0.7×0.2
RELOAD/LEDpassiveSMDroundrect0.7×0.2
SLEEPpassiveSMDroundrect0.7×0.2
GPIO3passiveSMDroundrect0.7×0.2
GPIO2passiveSMDroundrect0.7×0.2
GPIO1passiveSMDroundrect0.7×0.2
GPIO0passiveSMDroundrect0.7×0.2
GNDgroundSMDroundrect2.7×2.7

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Details

Category
ic
MPN
CH9141
Manufacturer
WCH(Jiangsu Qin Heng)
Package
QFN-28-EP(4x4)
Footprint
QFN-28_L4.0-W4.0-P0.40-BL-EP2.7
JLCPCB
C2693433
LCSC
C2693433
Lifecycle
active
Mounting
SMT
RoHS
Compliant
MSL
MSL 3
ECCN
-

JLCPCB Stock & Pricing

In Stock(5 pcs)
1-9 pcs$1.8089
10-29 pcs$1.5229
30-99 pcs$1.3446
100-489 pcs$1.1615
490-979 pcs$1.0796
980+ pcs$1.0426