microcontroller

HT66F31A5-28QFN

Symbol
VSS/AVSS1PC0/TX0/SCOM15/SSEG15/OSC12PC1/RX0/TX0/SCOM16/SSEG16/OSC23PC2/SDO/SCOM17/SSEG174PA0/STP/SCOM0/SSEG0/ICPDA/OCDSDA5PC3/SDO/SCOM18/SSEG186PC4/SDI/SDA/SCOM19/SSEG197PC5/SCK/SCL/SCOM20/SSEG208PC6/SCS#/SCOM21/SSEG219PA1/INT0/SDO/SCOM1/SSEG110PA2/INT1/SCOM2/SSEG2/ICPCK/OCDSCK11PA3/SDI/SDA/CMPO/SCOM3/SSEG312PB6/SCK/SCL/CMPINP/SCOM14/SSEG1413PB5/SCS#/CMPINN/SCOM13/SSEG1314PB4/CLO/SCOM12/SSEG12/AN815EP29VDD/AVDD28PB0/INT0/SCOM8/SSEG8/AN0/XT127PB1/INT1/SCOM9/SSEG9/AN1/XT226PB2/STCK/STP/SCOM10/SSEG10/AN225PA4/PTCK0/SCOM4/SSEG4/AN324PD3/CTP/SCOM25/SSEG25/AN923PD2/TX0/SCOM24/SSEG24/AN1022PD1/RX0/TX0/SCOM23/SSEG23/AN1121PD0/PTP0/SCOM22/SSEG2220PA5/SCOM5/SSEG5/AN4/VREFI19PA6/CTCK/SCOM6/SSEG6/AN5/VREF18PA7/PTP0/SCOM7/SSEG7/AN617PB3/CTP/SCOM11/SSEG11/AN716
Footprint
2928272625242322212019181716151413121110981237654
3D Model
Pin Map
PinNameTypeMountShapeWidth × Height (mm)
VSS/AVSSgroundSMDroundrect0.85×0.2
PC0/TX0/SCOM15/SSEG15/OSC1outputSMDroundrect0.85×0.2
PC1/RX0/TX0/SCOM16/SSEG16/OSC2ioSMDroundrect0.85×0.2
PC2/SDO/SCOM17/SSEG17passiveSMDroundrect0.85×0.2
PA0/STP/SCOM0/SSEG0/ICPDA/OCDSDApassiveSMDroundrect0.85×0.2
PC3/SDO/SCOM18/SSEG18passiveSMDroundrect0.85×0.2
PC4/SDI/SDA/SCOM19/SSEG19passiveSMDroundrect0.85×0.2
PC5/SCK/SCL/SCOM20/SSEG20passiveSMDroundrect0.2×0.85
PC6/SCS#/SCOM21/SSEG21passiveSMDroundrect0.2×0.85
PA1/INT0/SDO/SCOM1/SSEG1passiveSMDroundrect0.2×0.85
PA2/INT1/SCOM2/SSEG2/ICPCK/OCDSCKpassiveSMDroundrect0.2×0.85
PA3/SDI/SDA/CMPO/SCOM3/SSEG3passiveSMDroundrect0.2×0.85
PB6/SCK/SCL/CMPINP/SCOM14/SSEG14passiveSMDroundrect0.2×0.85
PB5/SCS#/CMPINN/SCOM13/SSEG13passiveSMDroundrect0.2×0.85
PB4/CLO/SCOM12/SSEG12/AN8passiveSMDroundrect0.85×0.2
PB3/CTP/SCOM11/SSEG11/AN7passiveSMDroundrect0.85×0.2
PA7/PTP0/SCOM7/SSEG7/AN6passiveSMDroundrect0.85×0.2
PA6/CTCK/SCOM6/SSEG6/AN5/VREFpassiveSMDroundrect0.85×0.2
PA5/SCOM5/SSEG5/AN4/VREFIpassiveSMDroundrect0.85×0.2
PD0/PTP0/SCOM22/SSEG22passiveSMDroundrect0.85×0.2
PD1/RX0/TX0/SCOM23/SSEG23/AN11passiveSMDroundrect0.85×0.2
PD2/TX0/SCOM24/SSEG24/AN10passiveSMDroundrect0.2×0.85
PD3/CTP/SCOM25/SSEG25/AN9passiveSMDroundrect0.2×0.85
PA4/PTCK0/SCOM4/SSEG4/AN3passiveSMDroundrect0.2×0.85
PB2/STCK/STP/SCOM10/SSEG10/AN2passiveSMDroundrect0.2×0.85
PB1/INT1/SCOM9/SSEG9/AN1/XT2passiveSMDroundrect0.2×0.85
PB0/INT0/SCOM8/SSEG8/AN0/XT1passiveSMDroundrect0.2×0.85
VDD/AVDDpowerSMDroundrect0.2×0.85
EPpassiveSMDroundrect2.4×2.4

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Details

Category
microcontroller
MPN
HT66F31A5-28QFN
Manufacturer
Holtek Semicon
Package
QFN-28
Footprint
QFN-28_L4.0-W4.0-P0.40-TL-EP2.4-1
JLCPCB
C5363235
LCSC
C5363235
Lifecycle
active
Mounting
SMT
RoHS
Compliant
MSL
MSL 3
ECCN
-

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