microcontroller

HT66F31A5-28SSOP

Symbol

Footprint

3D Model

Pin Map

Name	Type	Mount	Shape	Width × Height (mm)
VSS/AVSS	ground	SMD	oval	0.356×1.935
PC0/TX0/SCOM15/SSEG15/OSC1	output	SMD	oval	0.356×1.935
PC1/RX0/TX0/SCOM16/SSEG16/OSC2	io	SMD	oval	0.356×1.935
PC2/SDO/SCOM17/SSEG17	passive	SMD	oval	0.356×1.935
PA0/STP/SCOM0/SSEG0/ICPDA/OCDSDA	passive	SMD	oval	0.356×1.935
PC3/SDO/SCOM18/SSEG18	passive	SMD	oval	0.356×1.935
PC4/SDI/SDA/SCOM19/SSEG19	passive	SMD	oval	0.356×1.935
PC5/SCK/SCL/SCOM20/SSEG20	passive	SMD	oval	0.356×1.935
PC6/SCS#/SCOM21/SSEG21	passive	SMD	oval	0.356×1.935
PA1/INT0/SDO/SCOM1/SSEG1	passive	SMD	oval	0.356×1.935
PA2/INT1/SCOM2/SSEG2/ICPCK/OCDSCK	passive	SMD	oval	0.356×1.935
PA3/SDI/SDA/CMPO/SCOM3/SSEG3	passive	SMD	oval	0.356×1.935
PB6/SCK/SCL/CMPINP/SCOM14/SSEG14	passive	SMD	oval	0.356×1.935
PB5/SCS#/CMPINN/SCOM13/SSEG13	passive	SMD	oval	0.356×1.935
PB4/CLO/SCOM12/SSEG12/AN8	passive	SMD	oval	0.356×1.935
PB3/CTP/SCOM11/SSEG11/AN7	passive	SMD	oval	0.356×1.935
PA7/PTP0/SCOM7/SSEG7/AN6	passive	SMD	oval	0.356×1.935
PA6/CTCK/SCOM6/SSEG6/AN5/VREF	passive	SMD	oval	0.356×1.935
PA5/SCOM5/SSEG5/AN4/VREFI	passive	SMD	oval	0.356×1.935
PD0/PTP0/SCOM22/SSEG22	passive	SMD	oval	0.356×1.935
PD1/RX0/TX0/SCOM23/SSEG23/AN11	passive	SMD	oval	0.356×1.935
PD2/TX0/SCOM24/SSEG24/AN10	passive	SMD	oval	0.356×1.935
PD3/CTP/SCOM25/SSEG25/AN9	passive	SMD	oval	0.356×1.935
PA4/PTCK0/SCOM4/SSEG4/AN3	passive	SMD	oval	0.356×1.935
PB2/STCK/STP/SCOM10/SSEG10/AN2	passive	SMD	oval	0.356×1.935
PB1/INT1/SCOM9/SSEG9/AN1/XT2	passive	SMD	oval	0.356×1.935
PB0/INT0/SCOM8/SSEG8/AN0/XT1	passive	SMD	oval	0.356×1.935
VDD/AVDD	power	SMD	oval	0.356×1.935