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STM32F103C6T6ATR
Public Made by Adomby adom
STMicroelectronics Microcontrollers (MCU/MPU/SOC), LQFP-48(7x7). Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.
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README.mdadded+84@@ -0,0 +1,84 @@+# STM32F103C6T6ATR++**STMicroelectronics** · Microcontrollers (MCU/MPU/SOC) · LQFP-48(7x7)++STM32F103C6T6ATR from STMicroelectronics, in a LQFP-48(7x7). Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model, then checked against ST open pin data); symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | VBAT | power_in | Battery supply pin, operating voltage range 2.0 to 3.6 V for RTC and backup register supply. |+| 2 | PC13 | bidirectional | Port C bit 13 with TAMPER-RTC alternate function; output limited to 2 MHz with 30 pF load maximum, cannot source current (footnote 5). |+| 3 | PC14 | bidirectional | Port C bit 14, 32 kHz oscillator input main function; output speed limited to 2 MHz with 30 pF load maximum (footnote 5). |+| 4 | PC15 | bidirectional | Port C bit 15, 32 kHz oscillator output main function; output speed limited to 2 MHz with 30 pF load maximum (footnote 5). |+| 5 | OSC_IN | input | Main oscillator input for 4 to 16 MHz external crystal; remappable to PD0 GPIO (footnote 7). |+| 6 | OSC_OUT | output | Main oscillator output for external crystal resonator feedback; remappable to PD1 GPIO (footnote 7). |+| 7 | NRST | input | Active-low reset input pin, accepts voltages from 0 V to VDD with internal pull-up. |+| 8 | VSSA | power_in | Analog ground reference pin for ADC supply. |+| 9 | VDDA | power_in | Analog supply voltage pin, operating range 2.0 to 3.6 V for ADC and temperature sensor. |+| 10 | PA0 | bidirectional | Port A bit 0 / wakeup pin; supports ADC12_IN0, USART2_CTS, TIM2_CH1_ETR alternate functions. |+| 11 | PA1 | bidirectional | Port A bit 1; supports ADC12_IN1, USART2_RTS, TIM2_CH2 alternate functions. |+| 12 | PA2 | bidirectional | Port A bit 2; supports ADC12_IN2, USART2_TX, TIM2_CH3 alternate functions. |+| 13 | PA3 | bidirectional | Port A bit 3; supports ADC12_IN3, USART2_RX, TIM2_CH4 alternate functions. |+| 14 | PA4 | bidirectional | Port A bit 4; supports ADC12_IN4, SPI1_NSS, USART2_CK alternate functions. |+| 15 | PA5 | bidirectional | Port A bit 5; supports ADC12_IN5, SPI1_SCK alternate functions. |+| 16 | PA6 | bidirectional | Port A bit 6; supports ADC12_IN6, SPI1_MISO, TIM3_CH1 functions; remappable to TIM1_BKIN (footnote 9). |+| 17 | PA7 | bidirectional | Port A bit 7; supports ADC12_IN7, SPI1_MOSI, TIM3_CH2 functions; remappable to TIM1_CH1N (footnote 9). |+| 18 | PB0 | bidirectional | Port B bit 0; supports ADC12_IN8, TIM3_CH3 functions; remappable to TIM1_CH2N (footnote 9). |+| 19 | PB1 | bidirectional | Port B bit 1; supports ADC12_IN9, TIM3_CH4 functions; remappable to TIM1_CH3N (footnote 9). |+| 20 | PB2 | bidirectional | Port B bit 2 / BOOT1 boot select pin; 5 V tolerant I/O. |+| 21 | PB10 | bidirectional | Port B bit 10, 5 V tolerant; remappable to TIM2_CH3 alternate function. |+| 22 | PB11 | bidirectional | Port B bit 11, 5 V tolerant; remappable to TIM2_CH4 alternate function. |+| 23 | VSS_1 | power_in | Ground reference pin for digital supply. |+| 24 | VDD_1 | power_in | Digital supply voltage pin, operating range 2.0 to 3.6 V. |+| 25 | PB12 | bidirectional | Port B bit 12, 5 V tolerant; supports TIM1_BKIN alternate function. |+| 26 | PB13 | bidirectional | Port B bit 13, 5 V tolerant; supports TIM1_CH1N alternate function. |+| 27 | PB14 | bidirectional | Port B bit 14, 5 V tolerant; supports TIM1_CH2N alternate function. |+| 28 | PB15 | bidirectional | Port B bit 15, 5 V tolerant; supports TIM1_CH3N alternate function. |+| 29 | PA8 | bidirectional | Port A bit 8, 5 V tolerant; supports USART1_CK, TIM1_CH1, MCO (master clock output) functions. |+| 30 | PA9 | bidirectional | Port A bit 9, 5 V tolerant; supports USART1_TX, TIM1_CH2 alternate functions. |+| 31 | PA10 | bidirectional | Port A bit 10, 5 V tolerant; supports USART1_RX, TIM1_CH3 alternate functions. |+| 32 | PA11 | bidirectional | Port A bit 11, 5 V tolerant; supports USART1_CTS, CAN_RX, TIM1_CH4, USBDM (USB D minus) alternate functions. |+| 33 | PA12 | bidirectional | Port A bit 12, 5 V tolerant; supports USART1_RTS, CAN_TX, TIM1_ETR, USBDP (USB D plus) alternate functions. |+| 34 | PA13 | bidirectional | Port A bit 13 / JTMS-SWDIO, 5 V tolerant; JTAG test mode select or SWD data I/O debug interface pin. |+| 35 | VSS_2 | power_in | Ground reference pin for digital supply. |+| 36 | VDD_2 | power_in | Digital supply voltage pin, operating range 2.0 to 3.6 V. |+| 37 | PA14 | bidirectional | Port A bit 14 / JTCK-SWCLK, 5 V tolerant; JTAG test clock or SWD clock debug interface pin. |+| 38 | PA15 | bidirectional | Port A bit 15 / JTDI, 5 V tolerant; JTAG test data input debug interface; remappable to TIM2_CH1_ETR, SPI1_NSS (footnote 9). |+| 39 | PB3 | bidirectional | Port B bit 3 / JTDO, 5 V tolerant; JTAG test data output debug interface; remappable to TIM2_CH2, TRACESWO (footnote 9). |+| 40 | PB4 | bidirectional | Port B bit 4 / NJTRST, 5 V tolerant; JTAG test reset debug interface; remappable to TIM3_CH1, SPI1_MISO (footnote 9). |+| 41 | PB5 | bidirectional | Port B bit 5; supports I2C1_SMBA alternate function; remappable to TIM3_CH2, SPI1_MOSI (footnote 9). |+| 42 | PB6 | bidirectional | Port B bit 6, 5 V tolerant; I2C1_SCL main function; supports USART1_TX alternate function. |+| 43 | PB7 | bidirectional | Port B bit 7, 5 V tolerant; I2C1_SDA main function; supports USART1_RX alternate function. |+| 44 | BOOT0 | input | Boot mode selection input pin; sampled at reset to select boot from Flash memory (low) or system bootloader (high). |+| 45 | PB8 | bidirectional | Port B bit 8, 5 V tolerant; remappable to I2C1_SCL, CAN_RX alternate functions. |+| 46 | PB9 | bidirectional | Port B bit 9, 5 V tolerant; remappable to I2C1_SDA, CAN_TX alternate functions. |+| 47 | VSS_3 | power_in | Ground reference pin for digital supply. |+| 48 | VDD_3 | power_in | Digital supply voltage pin, operating range 2.0 to 3.6 V. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | STMicroelectronics |+| Package | LQFP-48(7x7) |+| Category | Embedded Processors & Controllers |+| Pins | 48 |++## CAD (KiCad official)++- Symbol: `STM32F103C6T6ATR`+- Footprint: `Package_QFP:LQFP-48_7x7mm_P0.5mm`+- 3D model: LQFP-48(7x7) (KiCad packages3D, STEP)+- 3D model files: `stm32f103c6t6atr-etched.step` / `stm32f103c6t6atr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `stm32f103c6t6atr.step` / `stm32f103c6t6atr.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [STMicroelectronics datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588919865491406848) (99 pp, sha256 `31ab1fe3de6e6cf3`, retrieved 2026-10-03, tier: lcsc)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-5-5` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/stm32f103c6t6atr-datasheet.pdf)
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Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "embedded processors & controllers",+ "stm32f103c6t6atr",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "stm32f103c6t6atr.kicad_sym",+ "stm32f103c6t6atr.kicad_mod",+ "stm32f103c6t6atr.glb",+ "stm32f103c6t6atr.step",+ "stm32f103c6t6atr.lbr",+ "docs/hero.png",+ "docs/stm32f103c6t6atr-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "stm32f103c6t6atr-hero.glb",+ "stm32f103c6t6atr-hero.overlay.json"+ ],+ "component": {+ "mpn": "STM32F103C6T6ATR",+ "manufacturer": "STMicroelectronics",+ "package": "LQFP-48(7x7)",+ "pin_count": 48,+ "category": "Embedded Processors & Controllers",+ "subcategory": "Microcontrollers (MCU/MPU/SOC)",+ "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588919865491406848",+ "parts": {+ "symbol": "stm32f103c6t6atr.kicad_sym",+ "footprint": "stm32f103c6t6atr.kicad_mod",+ "model_3d": "stm32f103c6t6atr-hero.glb",+ "model_3d_plain": "stm32f103c6t6atr.glb",+ "model_3d_step": "stm32f103c6t6atr-etched.step",+ "model_3d_step_plain": "stm32f103c6t6atr.step",+ "lbr": "stm32f103c6t6atr.lbr"+ },+ "distributor_links": {+ "lcsc": 2053946,+ "digikey": "497-18992-2-ND",+ "mouser": "511-STM32F103C6T6ATR"+ },+ "distributor_check": {+ "checked_at": "2026-10-03T05:48:30Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "497-18992-2-ND",+ "status": "found"+ },+ "mouser": {+ "pn": "511-STM32F103C6T6ATR",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "VBAT",+ "type": "power_in",+ "description": "Battery supply pin, operating voltage range 2.0 to 3.6 V for RTC and backup register supply."+ },+ {+ "number": "2",+ "name": "PC13",+ "type": "bidirectional",+ "description": "Port C bit 13 with TAMPER-RTC alternate function; output limited to 2 MHz with 30 pF load maximum, cannot source current (footnote 5)."+ },+ {+ "number": "3",+ "name": "PC14",+ "type": "bidirectional",+ "description": "Port C bit 14, 32 kHz oscillator input main function; output speed limited to 2 MHz with 30 pF load maximum (footnote 5)."+ },+ {+ "number": "4",+ "name": "PC15",+ "type": "bidirectional",+ "description": "Port C bit 15, 32 kHz oscillator output main function; output speed limited to 2 MHz with 30 pF load maximum (footnote 5)."+ },+ {+ "number": "5",+ "name": "OSC_IN",+ "type": "input",+ "description": "Main oscillator input for 4 to 16 MHz external crystal; remappable to PD0 GPIO (footnote 7)."+ },+ {+ "number": "6",+ "name": "OSC_OUT",+ "type": "output",+ "description": "Main oscillator output for external crystal resonator feedback; remappable to PD1 GPIO (footnote 7)."+ },+ {+ "number": "7",+ "name": "NRST",+ "type": "input",+ "description": "Active-low reset input pin, accepts voltages from 0 V to VDD with internal pull-up."+ },+ {+ "number": "8",+ "name": "VSSA",+ "type": "power_in",+ "description": "Analog ground reference pin for ADC supply."+ },+ {+ "number": "9",+ "name": "VDDA",+ "type": "power_in",+ "description": "Analog supply voltage pin, operating range 2.0 to 3.6 V for ADC and temperature sensor."+ },+ {+ "number": "10",+ "name": "PA0",+ "type": "bidirectional",+ "description": "Port A bit 0 / wakeup pin; supports ADC12_IN0, USART2_CTS, TIM2_CH1_ETR alternate functions."+ },+ {+ "number": "11",+ "name": "PA1",+ "type": "bidirectional",+ "description": "Port A bit 1; supports ADC12_IN1, USART2_RTS, TIM2_CH2 alternate functions."+ },+ {+ "number": "12",+ "name": "PA2",+ "type": "bidirectional",+ "description": "Port A bit 2; supports ADC12_IN2, USART2_TX, TIM2_CH3 alternate functions."+ },+ {+ "number": "13",+ "name": "PA3",+ "type": "bidirectional",+ "description": "Port A bit 3; supports ADC12_IN3, USART2_RX, TIM2_CH4 alternate functions."+ },+ {+ "number": "14",+ "name": "PA4",+ "type": "bidirectional",+ "description": "Port A bit 4; supports ADC12_IN4, SPI1_NSS, USART2_CK alternate functions."+ },+ {+ "number": "15",+ "name": "PA5",+ "type": "bidirectional",+ "description": "Port A bit 5; supports ADC12_IN5, SPI1_SCK alternate functions."+ },+ {+ "number": "16",+ "name": "PA6",+ "type": "bidirectional",+ "description": "Port A bit 6; supports ADC12_IN6, SPI1_MISO, TIM3_CH1 functions; remappable to TIM1_BKIN (footnote 9)."+ },+ {+ "number": "17",+ "name": "PA7",+ "type": "bidirectional",+ "description": "Port A bit 7; supports ADC12_IN7, SPI1_MOSI, TIM3_CH2 functions; remappable to TIM1_CH1N (footnote 9)."+ },+ {+ "number": "18",+ "name": "PB0",+ "type": "bidirectional",+ "description": "Port B bit 0; supports ADC12_IN8, TIM3_CH3 functions; remappable to TIM1_CH2N (footnote 9)."+ },+ {+ "number": "19",+ "name": "PB1",+ "type": "bidirectional",+ "description": "Port B bit 1; supports ADC12_IN9, TIM3_CH4 functions; remappable to TIM1_CH3N (footnote 9)."+ },+ {+ "number": "20",+ "name": "PB2",+ "type": "bidirectional",+ "description": "Port B bit 2 / BOOT1 boot select pin; 5 V tolerant I/O."+ },+ {+ "number": "21",+ "name": "PB10",+ "type": "bidirectional",+ "description": "Port B bit 10, 5 V tolerant; remappable to TIM2_CH3 alternate function."+ },+ {+ "number": "22",+ "name": "PB11",+ "type": "bidirectional",+ "description": "Port B bit 11, 5 V tolerant; remappable to TIM2_CH4 alternate function."+ },+ {+ "number": "23",+ "name": "VSS_1",+ "type": "power_in",+ "description": "Ground reference pin for digital supply."+ },+ {+ "number": "24",+ "name": "VDD_1",+ "type": "power_in",+ "description": "Digital supply voltage pin, operating range 2.0 to 3.6 V."+ },+ {+ "number": "25",+ "name": "PB12",+ "type": "bidirectional",+ "description": "Port B bit 12, 5 V tolerant; supports TIM1_BKIN alternate function."+ },+ {+ "number": "26",+ "name": "PB13",+ "type": "bidirectional",+ "description": "Port B bit 13, 5 V tolerant; supports TIM1_CH1N alternate function."+ },+ {+ "number": "27",+ "name": "PB14",+ "type": "bidirectional",+ "description": "Port B bit 14, 5 V tolerant; supports TIM1_CH2N alternate function."+ },+ {+ "number": "28",+ "name": "PB15",+ "type": "bidirectional",+ "description": "Port B bit 15, 5 V tolerant; supports TIM1_CH3N alternate function."+ },+ {+ "number": "29",+ "name": "PA8",+ "type": "bidirectional",+ "description": "Port A bit 8, 5 V tolerant; supports USART1_CK, TIM1_CH1, MCO (master clock output) functions."+ },+ {+ "number": "30",+ "name": "PA9",+ "type": "bidirectional",+ "description": "Port A bit 9, 5 V tolerant; supports USART1_TX, TIM1_CH2 alternate functions."+ },+ {+ "number": "31",+ "name": "PA10",+ "type": "bidirectional",+ "description": "Port A bit 10, 5 V tolerant; supports USART1_RX, TIM1_CH3 alternate functions."+ },+ {+ "number": "32",+ "name": "PA11",+ "type": "bidirectional",+ "description": "Port A bit 11, 5 V tolerant; supports USART1_CTS, CAN_RX, TIM1_CH4, USBDM (USB D minus) alternate functions."+ },+ {+ "number": "33",+ "name": "PA12",+ "type": "bidirectional",+ "description": "Port A bit 12, 5 V tolerant; supports USART1_RTS, CAN_TX, TIM1_ETR, USBDP (USB D plus) alternate functions."+ },+ {+ "number": "34",+ "name": "PA13",+ "type": "bidirectional",+ "description": "Port A bit 13 / JTMS-SWDIO, 5 V tolerant; JTAG test mode select or SWD data I/O debug interface pin."+ },+ {+ "number": "35",+ "name": "VSS_2",+ "type": "power_in",+ "description": "Ground reference pin for digital supply."+ },+ {+ "number": "36",+ "name": "VDD_2",+ "type": "power_in",+ "description": "Digital supply voltage pin, operating range 2.0 to 3.6 V."+ },+ {+ "number": "37",+ "name": "PA14",+ "type": "bidirectional",+ "description": "Port A bit 14 / JTCK-SWCLK, 5 V tolerant; JTAG test clock or SWD clock debug interface pin."+ },+ {+ "number": "38",+ "name": "PA15",+ "type": "bidirectional",+ "description": "Port A bit 15 / JTDI, 5 V tolerant; JTAG test data input debug interface; remappable to TIM2_CH1_ETR, SPI1_NSS (footnote 9)."+ },+ {+ "number": "39",+ "name": "PB3",+ "type": "bidirectional",+ "description": "Port B bit 3 / JTDO, 5 V tolerant; JTAG test data output debug interface; remappable to TIM2_CH2, TRACESWO (footnote 9)."+ },+ {+ "number": "40",+ "name": "PB4",+ "type": "bidirectional",+ "description": "Port B bit 4 / NJTRST, 5 V tolerant; JTAG test reset debug interface; remappable to TIM3_CH1, SPI1_MISO (footnote 9)."+ },+ {+ "number": "41",+ "name": "PB5",+ "type": "bidirectional",+ "description": "Port B bit 5; supports I2C1_SMBA alternate function; remappable to TIM3_CH2, SPI1_MOSI (footnote 9)."+ },+ {+ "number": "42",+ "name": "PB6",+ "type": "bidirectional",+ "description": "Port B bit 6, 5 V tolerant; I2C1_SCL main function; supports USART1_TX alternate function."+ },+ {+ "number": "43",+ "name": "PB7",+ "type": "bidirectional",+ "description": "Port B bit 7, 5 V tolerant; I2C1_SDA main function; supports USART1_RX alternate function."+ },+ {+ "number": "44",+ "name": "BOOT0",+ "type": "input",+ "description": "Boot mode selection input pin; sampled at reset to select boot from Flash memory (low) or system bootloader (high)."+ },+ {+ "number": "45",+ "name": "PB8",+ "type": "bidirectional",+ "description": "Port B bit 8, 5 V tolerant; remappable to I2C1_SCL, CAN_RX alternate functions."+ },+ {+ "number": "46",+ "name": "PB9",+ "type": "bidirectional",+ "description": "Port B bit 9, 5 V tolerant; remappable to I2C1_SDA, CAN_TX alternate functions."+ },+ {+ "number": "47",+ "name": "VSS_3",+ "type": "power_in",+ "description": "Ground reference pin for digital supply."+ },+ {+ "number": "48",+ "name": "VDD_3",+ "type": "power_in",+ "description": "Digital supply voltage pin, operating range 2.0 to 3.6 V."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.3",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.3",+ "primary_model": "claude-haiku-4-5-20251001",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-5-5",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [+ "extractor flagged: PC13, PC14, PC15 powered through power switch with 3 mA current sink limit; output mode severely res; OSC_IN (pin 5) and OSC_OUT (pin 6) can be remapped to PD0 and PD1 GPIO functionality via software; e; PA13, PA14, PA15, PB3, PB4 serve as JTAG/SWD debug interface pins; debug probe connections must be r"+ ],+ "pages_sent": 47,+ "cost_usd": 0.3561,+ "at": "2026-10-03T05:48:00"+ },+ "datasheet": {+ "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588919865491406848",+ "pages": 99,+ "sha256": "31ab1fe3de6e6cf3",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 48,+ "described": 48,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ }+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}