ic

CH344Q

Symbol
NC1DSR22RI23DCD24XI5XO6RESET7GND8VCC9CTS1/GPIO210RTS1/GPIO311TXD112RXD113ACT/CFG14TX_S15RX_S16DSR117TNOW1/DTR1/GPIO918TNOW2/DTR2/GPIO1019GND20TXD221RXD222GND23VCC24VCC48GND47CTS3/GPIO646RTS3/GPIO745TEST44UD+43UD-42CTS0/GPIO041RTS0/GPIO140TNOW0/DTR0/GPIO839RXD338TXD337VCC36GND35TNOW3/DTR3/GPIO1134DCD0/GPIO1233RIO/GPIO1332RXD031TXD030DSR0/GPIO1429DSR1/GPIO1528RTS2/RPIO527CTS2/RPIO426RI125
Footprint
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3D Model
Pin Map
PinNameTypeMountShapeWidth × Height (mm)
NCncSMDoval0.27×1.5
DSR2outputSMDoval0.27×1.5
RI2ioSMDoval0.27×1.5
DCD2passiveSMDoval0.27×1.5
XIpassiveSMDoval0.27×1.5
XOpassiveSMDoval0.27×1.5
RESETinputSMDoval0.27×1.5
GNDgroundSMDoval0.27×1.5
VCCpowerSMDoval0.27×1.5
CTS1/GPIO2passiveSMDoval0.27×1.5
RTS1/GPIO3passiveSMDoval0.27×1.5
TXD1passiveSMDoval0.27×1.5
RXD1passiveSMDoval1.5×0.27
ACT/CFGpassiveSMDoval1.5×0.27
TX_SpassiveSMDoval1.5×0.27
RX_SpassiveSMDoval1.5×0.27
DSR1passiveSMDoval1.5×0.27
TNOW1/DTR1/GPIO9passiveSMDoval1.5×0.27
TNOW2/DTR2/GPIO10passiveSMDoval1.5×0.27
GNDgroundSMDoval1.5×0.27
TXD2passiveSMDoval1.5×0.27
RXD2passiveSMDoval1.5×0.27
GNDgroundSMDoval1.5×0.27
VCCpowerSMDoval1.5×0.27
RI1passiveSMDoval0.27×1.5
CTS2/RPIO4passiveSMDoval0.27×1.5
RTS2/RPIO5passiveSMDoval0.27×1.5
DSR1/GPIO15passiveSMDoval0.27×1.5
DSR0/GPIO14passiveSMDoval0.27×1.5
TXD0passiveSMDoval0.27×1.5
RXD0passiveSMDoval0.27×1.5
RIO/GPIO13passiveSMDoval0.27×1.5
DCD0/GPIO12passiveSMDoval0.27×1.5
TNOW3/DTR3/GPIO11passiveSMDoval0.27×1.5
GNDgroundSMDoval0.27×1.5
VCCpowerSMDoval0.27×1.5
TXD3passiveSMDoval1.5×0.27
RXD3passiveSMDoval1.5×0.27
TNOW0/DTR0/GPIO8passiveSMDoval1.5×0.27
RTS0/GPIO1passiveSMDoval1.5×0.27
CTS0/GPIO0passiveSMDoval1.5×0.27
UD-passiveSMDoval1.5×0.27
UD+passiveSMDoval1.5×0.27
TESTpassiveSMDoval1.5×0.27
RTS3/GPIO7passiveSMDoval1.5×0.27
CTS3/GPIO6passiveSMDoval1.5×0.27
GNDgroundSMDoval1.5×0.27
VCCpowerSMDoval1.5×0.27

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Details

Category
ic
MPN
CH344Q
Manufacturer
JLCPCB Assembly
Package
LQFP-48_L7.0-W7.0-P0.50-LS9.0-BL
Footprint
LQFP-48_L7.0-W7.0-P0.50-LS9.0-BL
JLCPCB
C9900007818
LCSC
C9900007818
Lifecycle
active
Mounting
SMT
RoHS
Compliant

JLCPCB Stock & Pricing

Out of Stock(0 pcs)
1-999 pcs$0.0007
1000+ pcs$0.0003