microcontroller

HT66F31A5-32QFN

Symbol

Footprint

3D Model

Pin Map

Name	Type	Mount	Shape	Width × Height (mm)
PA0/STP/SCOM0/SSEG0/ICPDA/OCDSDA	input	SMD	custom	0.76×0.2
PC3/SDO/SCOM18/SSEG18	output	SMD	roundrect	0.76×0.2
PC4/SDI/SDA/SCOM19/SSEG19	io	SMD	roundrect	0.76×0.2
PC5/SCK/SCL/SCOM20/SSEG20	passive	SMD	roundrect	0.76×0.2
PC6/SCS#/SCOM21/SSEG21	passive	SMD	roundrect	0.76×0.2
PA1/INT0/SDO/SCOM1/SSEG1	passive	SMD	roundrect	0.76×0.2
PA2/INT1/SCOM2/SSEG2/ICPCK/OCDSCK	passive	SMD	roundrect	0.76×0.2
PD4/PTP1/SCOM26/SSEG26/TX1	passive	SMD	custom	0.76×0.2
PD5/INT2/PTCK1/SCOM27/SSEG27/RX1/TX1	passive	SMD	custom	0.2×0.76
PA3/SDI/SDA/CMPO/SCOM3/SSEG3	passive	SMD	roundrect	0.2×0.76
PB6/SCK/SCL/CMPINP/SCOM14/SSEG14	passive	SMD	roundrect	0.2×0.76
PB5/SCS#/CMPINN/SCOM13/SSEG13	passive	SMD	roundrect	0.2×0.76
PB4/CLO/SCOM12/SSEG12/AN8	passive	SMD	roundrect	0.2×0.76
PB3/CTP/SCOM11/SSEG11/AN7	passive	SMD	roundrect	0.2×0.76
PA7/PTP0/SCOM7/SSEG7/AN6	passive	SMD	roundrect	0.2×0.76
PA6/CTCK/SCOM6/SSEG6/AN5/VREF	passive	SMD	custom	0.2×0.76
PA5/SCOM5/SSEG5/AN4/VERFI	passive	SMD	custom	0.76×0.2
PD0/PTP0/SCOM22/SSEG22	passive	SMD	roundrect	0.76×0.2
PD1/RX0/TX0/SCOM23/SSEG23/AN11	passive	SMD	roundrect	0.76×0.2
PD2/TX0/SCOM24/SSEG24/AN10	passive	SMD	roundrect	0.76×0.2
PD3/CTP/SCOM25/SSEG25/AN9	passive	SMD	roundrect	0.76×0.2
PA4/PTCK0/SCOM4/SSEG4/AN3	passive	SMD	roundrect	0.76×0.2
PB2/STCK/STP/SCOM10/SSEG10/AN2	passive	SMD	roundrect	0.76×0.2
PD6/PTP1/SCOM28/SSEG28/TX1	passive	SMD	custom	0.76×0.2
PD7/INT2/PTCK1/SCOM29/SSEG29/RX1/TX1	passive	SMD	custom	0.2×0.76
PB1/INT1/SCOM9/SSEG9/AN1/XT2	passive	SMD	roundrect	0.2×0.76
PB0/INT0/SCOM8/SSEG8/AN0/XT1	passive	SMD	roundrect	0.2×0.76
VDD/AVDD	power	SMD	roundrect	0.2×0.76
VSS/AVSS	ground	SMD	roundrect	0.2×0.76
PC0/TX0/SCOM15/SSEG15/OSC1	passive	SMD	roundrect	0.2×0.76
PC1/RX0/TX0/SCOM16/SSEG16/OSC2	passive	SMD	roundrect	0.2×0.76
PC2/SDO/SCOM17/SSEG17	passive	SMD	custom	0.2×0.76
EP	passive	SMD	roundrect	2.7×2.7