# STM8S903K3B6 (Component) ## Description ST Microelectronics STM8S903K3B6 SDIP-32_L28.0-W8.9-P1.78-LS10.2-BL LCSC Part Number: C501018 JLCPCB Part Class: Extended Part Manufactured by ST(意法半导体) ## Component Details - **Owner:** lcsc - **Created:** 11/4/2024 - **Last Updated:** 4/23/2025 - **Visibility:** Public - **Manufacturer Name:** ST(意法半导体) - **Manufacturer Part Number:** STM8S903K3B6 - **Datasheet URL:** https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2304140030_STMicroelectronics-STM8S903K3B6_C501018.pdf - **Part Type:** ST Microelectronics - **Package or Case Code:** SDIP-32_L28.0-W8.9-P1.78-LS10.2-BL - **Product Info Url:** https://lcsc.com/product-detail/New-Arrivals_STMicroelectronics-STM8S903K3B6_C501018.html - **LCSC Part Number:** C501018 - **JLCPCB Part Class:** Extended Part ## Distributor Pricing (qty 1) *Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.* | Distributor | Unit Price (qty 1) | Stock | |------------|--------------------|-------| | [Digi-Key](https://www.digikey.com/en/products/detail/stmicroelectronics/STM8S903K3B6/3087909) | N/A | N/A | | [LCSC](https://www.lcsc.com/product-detail/C501018.html) | $3.0833 | 0 | | [Mouser](https://www.mouser.com/ProductDetail/STMicroelectronics/STM8S903K3B6?qs=vV0pr1uq7fBZBh97AFm%252BVw%3D%3D) | N/A | N/A | - **Part Type:** Integrated Circuits - **Sub-Type:** Logic - **Manufacturer:** STMicroelectronics - **MPN:** STM8S903K3B6 - **Mount Type:** PCB - **Package / Case Code:** Other - **Pin Count:** 32 - **Logic Function:** AND ## Pins | Pin | Name | Type | |-----|------|------| | 1 | AIN4/TIM5_CH2/ADC_ETR/PD3(HS) | | | 2 | TIM5_CH1[UART1_CK]BEEP/PD4(HS) | | | 3 | AIN5/UART1_TX/PD5(HS) | | | 4 | AIN6/UART1_RX/PD6(HS) | | | 5 | [TIM1_CH4]TLI/PD7(HS) | | | 6 | NRST | | | 7 | OSCIN/PA1 | | | 8 | OSCOUT/PA2 | | | 9 | VSS | | | 10 | VCAP | | | 11 | VDD | | | 12 | [UART1_TX][SPI_NSS]/TIM5_CH3/PA3(HS) | | | 13 | [UART1_RX]/PF4 | | | 14 | PB7 | | | 15 | PB6 | | | 16 | [TIM1_BKIN]I2C_SDA/PB5(T) | | | 17 | PB4(T)/I2C_SCL[ADC_ETR] | | | 18 | PB3(HS)[AIN3]TIM1_ETR | | | 19 | PB2(HS)/AIN2/TIM1_CH3N | | | 20 | PB1(HS)/AIN1/TIM1_CH2N | | | 21 | PB0(HS)/AIN0/TIM1_CH1N | | | 22 | PE5/SPI_NSS[TIM1_CH1N] | | | 23 | PC1(HS)/TIM1_CH1/UART1_CK[TIM1_CH2N] | | | 24 | PC2(HS)/TIM1_CH2[TIM1_CH3N] | | | 25 | PC3(HS)/TIM1_CH3[TLI][TIM1_CH1N] | | | 26 | PC4(HS)/TIM1_CH4/CLK_CCO[AIN2][TIM1_CH2N] | | | 27 | PC5(HS)/SPI_SCK[TIM5_CH1] | | | 28 | PC6(HS)/SPI_MOSI[TIM1_CH1] | | | 29 | PC7(HS)/SPI_MISO[TIM1_CH2] | | | 30 | PDO(HS)/TIM1_BKIN[CLK_CCO] | | | 31 | PD1(HS)/SWIM | | | 32 | PD2(HS)[AIN3][TIM5_CH3] | | --- *Generated from [https://www.flux.ai/lcsc/stm8s903k3b6~e97x](https://www.flux.ai/lcsc/stm8s903k3b6~e97x)*