ic

CH438Q

Symbol
WR#1VCC2GND3A6/ALE4A55A46A37A28A19A010RXD411TXD412TXD313GND14RXD315VCC16GND17XI18XO19RXD220TXD221TXD122RD#44CS#43AMOD42D041D140D239D338D437D536D635D734RST#33INT32RXD031TXD030RXD729TXD728RXD627TXD626RXD525TXD524RXD123
Footprint
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3D Model
Pin Map
PinNameTypeMountShapeWidth × Height (mm)
WR#inputSMDoval0.42×1.67
VCCpowerSMDoval0.42×1.67
GNDgroundSMDoval0.42×1.67
A6/ALEpassiveSMDoval0.42×1.67
A5passiveSMDoval0.42×1.67
A4passiveSMDoval0.42×1.67
A3passiveSMDoval0.42×1.67
A2passiveSMDoval0.42×1.67
A1passiveSMDoval0.42×1.67
A0passiveSMDoval0.42×1.67
RXD4passiveSMDoval0.42×1.67
TXD4passiveSMDoval1.67×0.42
TXD3passiveSMDoval1.67×0.42
GNDgroundSMDoval1.67×0.42
RXD3passiveSMDoval1.67×0.42
VCCpowerSMDoval1.67×0.42
GNDgroundSMDoval1.67×0.42
XIpassiveSMDoval1.67×0.42
XOpassiveSMDoval1.67×0.42
RXD2passiveSMDoval1.67×0.42
TXD2passiveSMDoval1.67×0.42
TXD1passiveSMDoval1.67×0.42
RXD1passiveSMDoval0.42×1.67
TXD5passiveSMDoval0.42×1.67
RXD5passiveSMDoval0.42×1.67
TXD6passiveSMDoval0.42×1.67
RXD6passiveSMDoval0.42×1.67
TXD7passiveSMDoval0.42×1.67
RXD7passiveSMDoval0.42×1.67
TXD0passiveSMDoval0.42×1.67
RXD0passiveSMDoval0.42×1.67
INTpassiveSMDoval0.42×1.67
RST#passiveSMDoval0.42×1.67
D7passiveSMDoval1.67×0.42
D6passiveSMDoval1.67×0.42
D5passiveSMDoval1.67×0.42
D4passiveSMDoval1.67×0.42
D3passiveSMDoval1.67×0.42
D2passiveSMDoval1.67×0.42
D1passiveSMDoval1.67×0.42
D0passiveSMDoval1.67×0.42
AMODpassiveSMDoval1.67×0.42
CS#passiveSMDoval1.67×0.42
RD#passiveSMDoval1.67×0.42

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Details

Category
ic
MPN
CH438Q
Manufacturer
WCH(Jiangsu Qin Heng)
Package
LQFP-44(10x10)
Footprint
LQFP-44_L10.0-W10.0-P0.80-LS12.0-BL
JLCPCB
C100039
LCSC
C100039
Lifecycle
active
Mounting
SMT
RoHS
Compliant
MSL
MSL 3
ECCN
-

JLCPCB Stock & Pricing

Out of Stock(0 pcs)
1-9 pcs$4.2330
10-29 pcs$3.5872
30-159 pcs$3.2032
160-479 pcs$2.8145
480-959 pcs$2.6362
960+ pcs$2.5542