ic

CH9434A

Symbol
VDD1VDD2VCC3TXD24RXD15TXD16DTR0#/GPIO207DSR0#/GPIO218RI0#/GPIO229DCD1#/GPIO2310CTS1#/GPIO211RTS1#/TNOW1/GPIO312CTS2#/GPIO413RTS2#/TNOW2/GPIO514CTS3#/GPIO615RTS3#/TNOW3/GPIO716TXD017DTR1/GPIO818DSR1/GPIO919RXD020RI1#/GPIO1021DCD2#/GPIO1122DTR2#/GPIO1223DSR2#/GPIO1324RST25GND49RTS0#/TNOW0/GPIO148CTS0#/GPIO047SCS#46SCK45SDI44SDO43GPIO2442DCD0#/GPIO1941RI3#/GPIO1840INT#39RXD238TXD337RXD336VDD35NC34VCORE33XI32XO31DSR3#/GPIO1730DTR3#/GPIO1629DCD3#/GPIO1528RI2#/GPIO1427NC26
Footprint
49484746454443424140393837363534333231302928272625242322212019181716151413121110987654321
3D Model
Pin Map
PinNameTypeMountShapeWidth × Height (mm)
VDDpowerSMDroundrect0.8×0.15
VDDpowerSMDroundrect0.8×0.15
VCCpowerSMDroundrect0.8×0.15
TXD2passiveSMDroundrect0.8×0.15
RXD1passiveSMDroundrect0.8×0.15
TXD1passiveSMDroundrect0.8×0.15
DTR0#/GPIO20passiveSMDroundrect0.8×0.15
DSR0#/GPIO21passiveSMDroundrect0.8×0.15
RI0#/GPIO22passiveSMDroundrect0.8×0.15
DCD1#/GPIO23passiveSMDroundrect0.8×0.15
CTS1#/GPIO2passiveSMDroundrect0.8×0.15
RTS1#/TNOW1/GPIO3passiveSMDroundrect0.8×0.15
CTS2#/GPIO4passiveSMDroundrect0.8×0.15
RTS2#/TNOW2/GPIO5passiveSMDroundrect0.8×0.15
CTS3#/GPIO6passiveSMDroundrect0.8×0.15
RTS3#/TNOW3/GPIO7passiveSMDroundrect0.8×0.15
TXD0passiveSMDroundrect0.8×0.15
DTR1/GPIO8passiveSMDroundrect0.8×0.15
DSR1/GPIO9passiveSMDroundrect0.8×0.15
RXD0passiveSMDroundrect0.8×0.15
RI1#/GPIO10passiveSMDroundrect0.8×0.15
DCD2#/GPIO11passiveSMDroundrect0.8×0.15
DTR2#/GPIO12passiveSMDroundrect0.8×0.15
DSR2#/GPIO13passiveSMDroundrect0.8×0.15
RSTinputSMDroundrect0.8×0.15
NCncSMDroundrect0.8×0.15
RI2#/GPIO14passiveSMDroundrect0.8×0.15
DCD3#/GPIO15passiveSMDroundrect0.8×0.15
DTR3#/GPIO16passiveSMDroundrect0.8×0.15
DSR3#/GPIO17passiveSMDroundrect0.8×0.15
XOpassiveSMDroundrect0.8×0.15
XIpassiveSMDroundrect0.8×0.15
VCOREpassiveSMDroundrect0.8×0.15
NCncSMDroundrect0.8×0.15
VDDpowerSMDroundrect0.8×0.15
RXD3passiveSMDroundrect0.8×0.15
TXD3passiveSMDroundrect0.8×0.15
RXD2passiveSMDroundrect0.8×0.15
INT#passiveSMDroundrect0.8×0.15
RI3#/GPIO18passiveSMDroundrect0.8×0.15
DCD0#/GPIO19passiveSMDroundrect0.8×0.15
GPIO24passiveSMDroundrect0.8×0.15
SDOoutputSMDroundrect0.8×0.15
SDIinputSMDroundrect0.8×0.15
SCKinputSMDroundrect0.8×0.15
SCS#passiveSMDroundrect0.8×0.15
CTS0#/GPIO0passiveSMDroundrect0.8×0.15
RTS0#/TNOW0/GPIO1passiveSMDroundrect0.8×0.15
GNDgroundSMDroundrect3.7×3.7

Save parts to a list and design PCBs from them

View Datasheet

Details

Category
ic
MPN
CH9434A
Manufacturer
WCH(Jiangsu Qin Heng)
Package
QFN-48(5x5)
Footprint
QFN-48_L5.0-W5.0-P0.35-TL-EP3.7-1
JLCPCB
C39831286
LCSC
C39831286
Lifecycle
active
Mounting
SMT
RoHS
Compliant
MSL
MSL 3
ECCN
-

JLCPCB Stock & Pricing

Out of Stock(0 pcs)
1-9 pcs$3.1518
10-29 pcs$2.6924
30-99 pcs$2.4049
100-489 pcs$2.1093
490-979 pcs$1.9759
980+ pcs$1.9181