# STM32F103VET6 (Component)
## Description
32-bit ARM Cortex-M3 microcontroller operating at up to 72 MHz, featuring 512 KB Flash memory, 64 KB SRAM, and 80 programmable I/O pins. Operates from a 2.0 V to 3.6 V supply and integrates 3 × 12-bit ADCs (16 channels), 2 × 12-bit DACs, multiple timers with PWM capability, and communication interfaces including CAN, USB, I²C, SPI, I²S, SDIO, UART, and USART. Housed in a 100-pin LQFP package.
#STM32 #STM32F103VET6 #Microcontroller #ARMCortexM3 #32BitMCU #72MHz #512KBFlash #64KBSRAM #LQFP100 #EmbeddedSystems #CAN #USB #SPI #I2C #UART #SDIO #ADC #DAC #STMicroelectronics
## Component Details
- **Owner:** silicon-yard
- **Created:** 7/2/2026
- **Last Updated:** 7/2/2026
- **Visibility:** Public
- **Manufacturer Part Number:** STM32F103VET6
- **Manufacturer Name:** STMicroelectronics
- **Mount:** Base
- **Package or Case Code:** TO
- **Symbol Style:** parametric-v1
- **Part Type:** Integrated Circuits
- **Datasheet URL:** https://www.st.com/resource/en/datasheet/stm32f103rc.pdf
## Distributor Pricing (qty 1)
*Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.*
| Distributor | Unit Price (qty 1) | Stock |
|------------|--------------------|-------|
| [Arrow](https://www.arrow.com/en/products/stm32f103vet6/stmicroelectronics.html?utm_currency=USD®ion=nac) | $6.913 | 639 |
| [LCSC](https://www.lcsc.com/product-detail/C8308.html) | $3.6241 | 0 |
| [Mouser](https://www.mouser.com/en/ProductDetail/STMicroelectronics/STM32F103VET6?qs=tZXS5FmuAdko02Tc%252BqVbzw%3D%3D) | $10.01 | 27K |
| [TME](https://www.tme.com/us/en-us/katalog/?queryPhrase=STM32F103VET6) | $8.71 | 90 |
| [Verical](https://www.verical.com/pd/stmicroelectronics-microcontroller-STM32F103VET6-122067?utm_currency=USD) | $5.1204 | 1.3K |
- **Part Type:** Integrated Circuits
- **Sub-Type:** Logic
- **Manufacturer:** STMicroelectronics
- **MPN:** STM32F103VET6
- **Mount Type:** Base
- **Package / Case Code:** 100-LQFP
- **Pin Count:** 100
- **Logic Function:** AND
## Pins
| Pin | Name | Type |
|-----|------|------|
| 75 | VDD_2 | |
| 6 | VBAT | |
| 22 | VDDA | |
| 28 | VDD_4 | |
| 100 | VDD_3 | |
| 11 | VDD_5 | |
| 50 | VDD_1 | |
| 20 | VREF- | |
| 21 | VREF+ | |
| 94 | BOOT0 | |
| 14 | NRST | |
| 13 | OSC_OUT | |
| 9 | PC15-OSC32_OUT | |
| 8 | PC14-OSC32_IN | |
| 12 | OSC_IN | |
| 78 | PC10 | |
| 48 | PB11 | |
| 58 | PD11 | |
| 4 | PE5 | |
| 81 | PD0 | |
| 91 | PB5 | |
| 3 | PE4 | |
| 26 | PA3 | |
| 65 | PC8 | |
| 23 | PA0-WKUP | |
| 2 | PE3 | |
| 52 | PB13 | |
| 47 | PB10 | |
| 1 | PE2 | |
| 98 | PE1 | |
| 86 | PD5 | |
| 67 | PA8 | |
| 71 | PA12 | |
| 80 | PC12 | |
| 16 | PC1 | |
| 55 | PD8 | |
| 57 | PD10 | |
| 54 | PB15 | |
| 31 | PA6 | |
| 25 | PA2 | |
| 44 | PE13 | |
| 59 | PD12 | |
| 62 | PD15 | |
| 82 | PD1 | |
| 66 | PC9 | |
| 88 | PD7 | |
| 46 | PE15 | |
| 39 | PE8 | |
| 87 | PD6 | |
| 70 | PA11 | |
| 97 | PE0 | |
| 24 | PA1 | |
| 18 | PC3 | |
| 64 | PC7 | |
| 37 | PB2 | |
| 38 | PE7 | |
| 84 | PD3 | |
| 79 | PC11 | |
| 42 | PE11 | |
| 32 | PA7 | |
| 35 | PB0 | |
| 69 | PA10 | |
| 90 | PB4 | |
| 89 | PB3 | |
| 51 | PB12 | |
| 77 | PA15 | |
| 36 | PB1 | |
| 53 | PB14 | |
| 95 | PB8 | |
| 41 | PE10 | |
| 17 | PC2 | |
| 30 | PA5 | |
| 76 | PA14 | |
| 43 | PE12 | |
| 56 | PD9 | |
| 7 | PC13-TAMPER-RTC | |
| 63 | PC6 | |
| 61 | PD14 | |
| 45 | PE14 | |
| 96 | PB9 | |
| 15 | PC0 | |
| 92 | PB6 | |
| 72 | PA13 | |
| 40 | PE9 | |
| 33 | PC4 | |
| 68 | PA9 | |
| 60 | PD13 | |
| 93 | PB7 | |
| 83 | PD2 | |
| 5 | PE6 | |
| 85 | PD4 | |
| 29 | PA4 | |
| 34 | PC5 | |
| 73 | NC | |
| 74 | VSS_2 | |
| 27 | VSS_4 | |
| 19 | VSSA | |
| 49 | VSS_1 | |
| 99 | VSS_3 | |
| 10 | VSS_5 | |
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