ic

YC3121-i

Symbol
GPIO21（PB5）1GPIO22（PB6）2GPIO26（PB10）3GPIO27（PB11）4GPIO28（PB12）5GPIO29（PB13）6GPIO30（PB14）7GPIO31（PB15）8GPIO32（PC0）9GPIO33/ICE（PC1）10USBDP11USBDN12GPIO34（PC2）13GPIO35（PC3）14GPIO36（PC4）15GPIO37（PC5）16GPIO38（PC6）17GPIO39（PC7）18GPIO40（PC8）19GPIO41（PC9）20GPIO42（PC10）21GPIO43（PC11）22GPIO44（PC12）23CARD_CLK（PC13）24CARD_IO（PC14）25CARD_RST（PC15）26VCARD27RSTN28TMPR729TMPR230TMPR131TMPR632TMPR033TMPR534TMPR435TMPR336DVDD37VDDBAT38VBAT39VDDLPB40XTALOUT41GND81VIO80GPIO18（PB2）79GPIO17（PB1）78GPIO16（PB0）77GPIO15（PA15）/SWDIO76GPIO14（PA14）/SWCLK75VPP74GPIO13（PA13）73GPIO12（PA12）72GPIO11（PA11）71GPIO10（PA10）70GPIO9（PA9）69GPIO8（PA8）68GPIO7（PA7）67GPIO6（PA6）66GPIO5（PA5）65MCR1N64MCR1P63MCR2P62MCR2N61MCR3P60MCR3N59GPIO4（PA4）58GPIO3（PA3）57GPIO2（PA2）56NC55NC54NC53USB52NC51VDDBT50GPIO1（PA1）/TX49GPIO0（PA0）48VIN47HV_OUT/VINPA/VINLPM46HV_IN45RF44HV_PWRKEY43XTALIN42
Footprint
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3D Model
Pin Map
PinNameTypeMountShapeWidth × Height (mm)
GPIO21（PB5）inputSMDoval0.15×0.75
GPIO22（PB6）outputSMDoval0.15×0.75
GPIO26（PB10）ioSMDoval0.15×0.75
GPIO27（PB11）passiveSMDoval0.15×0.75
GPIO28（PB12）passiveSMDoval0.15×0.75
GPIO29（PB13）passiveSMDoval0.15×0.75
GPIO30（PB14）passiveSMDoval0.15×0.75
GPIO31（PB15）passiveSMDoval0.15×0.75
GPIO32（PC0）passiveSMDoval0.15×0.75
GPIO33/ICE（PC1）passiveSMDoval0.15×0.75
USBDPpassiveSMDoval0.15×0.75
USBDNpassiveSMDoval0.15×0.75
GPIO34（PC2）passiveSMDoval0.15×0.75
GPIO35（PC3）passiveSMDoval0.15×0.75
GPIO36（PC4）passiveSMDoval0.15×0.75
GPIO37（PC5）passiveSMDoval0.15×0.75
GPIO38（PC6）passiveSMDoval0.15×0.75
GPIO39（PC7）passiveSMDoval0.15×0.75
GPIO40（PC8）passiveSMDoval0.15×0.75
GPIO41（PC9）passiveSMDoval0.15×0.75
GPIO42（PC10）passiveSMDoval0.75×0.15
GPIO43（PC11）passiveSMDoval0.75×0.15
GPIO44（PC12）passiveSMDoval0.75×0.15
CARD_CLK（PC13）passiveSMDoval0.75×0.15
CARD_IO（PC14）passiveSMDoval0.75×0.15
CARD_RST（PC15）passiveSMDoval0.75×0.15
VCARDpassiveSMDoval0.75×0.15
RSTNpassiveSMDoval0.75×0.15
TMPR7passiveSMDoval0.75×0.15
TMPR2passiveSMDoval0.75×0.15
TMPR1passiveSMDoval0.75×0.15
TMPR6passiveSMDoval0.75×0.15
TMPR0passiveSMDoval0.75×0.15
TMPR5passiveSMDoval0.75×0.15
TMPR4passiveSMDoval0.75×0.15
TMPR3passiveSMDoval0.75×0.15
DVDDpowerSMDoval0.75×0.15
VDDBATpassiveSMDoval0.75×0.15
VBATpowerSMDoval0.75×0.15
VDDLPBpassiveSMDoval0.75×0.15
XTALOUTpassiveSMDoval0.15×0.75
XTALINpassiveSMDoval0.15×0.75
HV_PWRKEYpassiveSMDoval0.15×0.75
RFpassiveSMDoval0.15×0.75
HV_INpassiveSMDoval0.15×0.75
HV_OUT/VINPA/VINLPMpassiveSMDoval0.15×0.75
VINinputSMDoval0.15×0.75
GPIO0（PA0）passiveSMDoval0.15×0.75
GPIO1（PA1）/TXpassiveSMDoval0.15×0.75
VDDBTpassiveSMDoval0.15×0.75
NCncSMDoval0.15×0.75
USBpassiveSMDoval0.15×0.75
NCncSMDoval0.15×0.75
NCncSMDoval0.15×0.75
NCncSMDoval0.15×0.75
GPIO2（PA2）passiveSMDoval0.15×0.75
GPIO3（PA3）passiveSMDoval0.15×0.75
GPIO4（PA4）passiveSMDoval0.15×0.75
MCR3NpassiveSMDoval0.15×0.75
MCR3PpassiveSMDoval0.15×0.75
MCR2NpassiveSMDoval0.75×0.15
MCR2PpassiveSMDoval0.75×0.15
MCR1PpassiveSMDoval0.75×0.15
MCR1NpassiveSMDoval0.75×0.15
GPIO5（PA5）passiveSMDoval0.75×0.15
GPIO6（PA6）passiveSMDoval0.75×0.15
GPIO7（PA7）passiveSMDoval0.75×0.15
GPIO8（PA8）passiveSMDoval0.75×0.15
GPIO9（PA9）passiveSMDoval0.75×0.15
GPIO10（PA10）passiveSMDoval0.75×0.15
GPIO11（PA11）passiveSMDoval0.75×0.15
GPIO12（PA12）passiveSMDoval0.75×0.15
GPIO13（PA13）passiveSMDoval0.75×0.15
VPPpassiveSMDoval0.75×0.15
GPIO14（PA14）/SWCLKpassiveSMDoval0.75×0.15
GPIO15（PA15）/SWDIOpassiveSMDoval0.75×0.15
GPIO16（PB0）passiveSMDoval0.75×0.15
GPIO17（PB1）passiveSMDoval0.75×0.15
GPIO18（PB2）passiveSMDoval0.75×0.15
VIOpassiveSMDoval0.75×0.15
GNDgroundSMDroundrect5.5×5.5

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Details

Category
ic
MPN
YC3121-i
Manufacturer
JLCPCB Assembly
Package
QFN80L-8x8-0.35
Footprint
QFN-80_L8.0-W8.0-P0.35-BL-EP5.5
JLCPCB
C9900017877
LCSC
C9900017877
Lifecycle
active
Mounting
SMT
RoHS
Compliant

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Out of Stock(0 pcs)
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