microcontroller

STM8S903K3U3TR

Symbol
NRST1OSCIN/PA12OSCOUT/PA23VSS4VCAP5VDD6UART1_TX[SPI_NSS]TIM5_CH3/PA37UART1_RXPF48PB79PB610[TIM1_BKIN]IIC_SDA/(T)PB511[ADC_ETR]IIC_SCL/(T)PB412TIM1_ETR/AIN3/(HS)PB313TIM1_CH3N/AIN2/(HS)PB214TIM1_CH2N/AIN1/(HS)PB115TIM1_CH1N/AIN0/(HS)PB016PE5(HS)/SPI_NSS[TIM1_CH1N]17EP33PD7/TLI[TIM1_CH4]32PD6/AIN6/UART1_RX31PD5/AIN5/UART1_TX30PD4(HS)/BEEP/TIM5_CH1[UART1_CK]29PD3(HS)/AIN5/TIM5_CH2/ADC_ETR28PD2(HS)[AIN3][TIM5_CH3]27PD1(HS)/SWIM26PD0(HS)/TIM1_BKIN[CLK_CCO]25PC7(HS)/SPI_MISO[TIM1_CH2]24PC6(HS)/SPI_MOSI[TIM1_CH1]23PC5(HS)/SPI_SCK[TIM5_CH1]22PC4(HS)/TIM1_CH4/CLK_CCO[AIN2][TIM1_CH2N]21PC3(HS)/TIM1_CH3/TLI[TIM1_CH1N]20PC2(HS)/TIM1_CH2[TIM1_CH3N]19PC1(HS)/TIM1_CH1/UART1_CK[TIM1_CH2N]18
Footprint
333231302928272625242322212019181716151413121110987654321
3D Model
Pin Map
PinNameTypeMountShapeWidth × Height (mm)
NRSTinputSMDroundrect0.75×0.28
OSCIN/PA1outputSMDroundrect0.75×0.28
OSCOUT/PA2ioSMDroundrect0.75×0.28
VSSgroundSMDroundrect0.75×0.28
VCAPpowerSMDroundrect0.75×0.28
VDDpowerSMDroundrect0.75×0.28
UART1_TX[SPI_NSS]TIM5_CH3/PA3passiveSMDroundrect0.75×0.28
UART1_RXPF4passiveSMDroundrect0.75×0.28
PB7passiveSMDroundrect0.28×0.75
PB6passiveSMDroundrect0.28×0.75
[TIM1_BKIN]IIC_SDA/(T)PB5passiveSMDroundrect0.28×0.75
[ADC_ETR]IIC_SCL/(T)PB4passiveSMDroundrect0.28×0.75
TIM1_ETR/AIN3/(HS)PB3passiveSMDroundrect0.28×0.75
TIM1_CH3N/AIN2/(HS)PB2passiveSMDroundrect0.28×0.75
TIM1_CH2N/AIN1/(HS)PB1passiveSMDroundrect0.28×0.75
TIM1_CH1N/AIN0/(HS)PB0passiveSMDroundrect0.28×0.75
PE5(HS)/SPI_NSS[TIM1_CH1N]passiveSMDroundrect0.75×0.28
PC1(HS)/TIM1_CH1/UART1_CK[TIM1_CH2N]passiveSMDroundrect0.75×0.28
PC2(HS)/TIM1_CH2[TIM1_CH3N]passiveSMDroundrect0.75×0.28
PC3(HS)/TIM1_CH3/TLI[TIM1_CH1N]passiveSMDroundrect0.75×0.28
PC4(HS)/TIM1_CH4/CLK_CCO[AIN2][TIM1_CH2N]passiveSMDroundrect0.75×0.28
PC5(HS)/SPI_SCK[TIM5_CH1]passiveSMDroundrect0.75×0.28
PC6(HS)/SPI_MOSI[TIM1_CH1]passiveSMDroundrect0.75×0.28
PC7(HS)/SPI_MISO[TIM1_CH2]passiveSMDroundrect0.75×0.28
PD0(HS)/TIM1_BKIN[CLK_CCO]passiveSMDroundrect0.28×0.75
PD1(HS)/SWIMpassiveSMDroundrect0.28×0.75
PD2(HS)[AIN3][TIM5_CH3]passiveSMDroundrect0.28×0.75
PD3(HS)/AIN5/TIM5_CH2/ADC_ETRpassiveSMDroundrect0.28×0.75
PD4(HS)/BEEP/TIM5_CH1[UART1_CK]passiveSMDroundrect0.28×0.75
PD5/AIN5/UART1_TXpassiveSMDroundrect0.28×0.75
PD6/AIN6/UART1_RXpassiveSMDroundrect0.28×0.75
PD7/TLI[TIM1_CH4]passiveSMDroundrect0.28×0.75
EPpassiveSMDroundrect3.45×3.45

Key Parameters

Frequency
16MHz

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Details

Category
microcontroller
MPN
STM8S903K3U3TR
Manufacturer
STMicroelectronics
Package
UFQFPN-32(5x5)
Footprint
UFQFPN-32_L5.0-W5.0-P0.50-TL-EP3.5
JLCPCB
C2054211
LCSC
C2054211
Lifecycle
active
Mounting
SMT
RoHS
Compliant
MSL
MSL 3
ECCN
EAR99

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