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STM32G474CET6
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 @@+# STM32G474CET6++**STMicroelectronics** · Microcontrollers (MCU/MPU/SOC) · LQFP-48(7x7)++STM32G474CET6 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 | Backup supply for RTC, LSE and backup registers, operating range 1.55 V to 3.6 V. |+| 2 | PC13 | bidirectional | FT I/O supplied through the power switch; in output mode limited to 2 MHz, 30 pF load, 3 mA sink, no LED drive; functions WKUP2, RTC_TAMP1, RTC_TS, RTC_OUT1. |+| 3 | PC14-OSC32_IN | bidirectional | FT I/O supplied through the power switch (limited output drive); LSE oscillator input OSC32_IN. |+| 4 | PC15-OSC32_OUT | bidirectional | FT I/O supplied through the power switch (limited output drive); LSE oscillator output OSC32_OUT. |+| 5 | PF0-OSC_IN | bidirectional | FT_fa I/O with ADC1_IN10 and HSE oscillator input OSC_IN; alternate functions I2C2_SDA, SPI2_NSS/I2S2_WS, TIM1_CH3N. |+| 6 | PF1-OSC_OUT | bidirectional | FT_a I/O with ADC2_IN10, COMP3_INM and HSE oscillator output OSC_OUT; alternate function SPI2_SCK/I2S2_CK. |+| 7 | PG10-NRST | bidirectional | Bidirectional reset pin with embedded weak pull-up (NRST); can also be used as GPIO PG10 with MCO alternate function. |+| 8 | PA0 | bidirectional | TT_a I/O with ADC12_IN1, COMP1_INM, COMP3_INP, RTC_TAMP2 and WKUP1; alternate functions TIM2_CH1, TIM5_CH1, USART2_CTS, TIM8_ETR. |+| 9 | PA1 | bidirectional | TT_a I/O with ADC12_IN2, COMP1_INP, OPAMP1_VINP, OPAMP3_VINP, OPAMP6_VINM; alternate functions TIM2_CH2, TIM5_CH2, USART2_RTS_DE. |+| 10 | PA2 | bidirectional | FT_a I/O with ADC1_IN3, COMP2_INM, OPAMP1_VOUT, WKUP4/LSCO; alternate functions TIM2_CH3, USART2_TX, LPUART1_TX. |+| 11 | PA3 | bidirectional | TT_a I/O with ADC1_IN4, COMP2_INP, OPAMP1_VINM/VINP, OPAMP5_VINM; alternate functions TIM2_CH4, USART2_RX, LPUART1_RX. |+| 12 | PA4 | bidirectional | TT_a I/O with ADC2_IN17, DAC1_OUT1, COMP1_INM; alternate functions SPI1_NSS, SPI3_NSS/I2S3_WS, USART2_CK. |+| 13 | PA5 | bidirectional | TT_a I/O with ADC2_IN13, DAC1_OUT2, COMP2_INM, OPAMP2_VINM; alternate functions TIM2_CH1, SPI1_SCK. |+| 14 | PA6 | bidirectional | TT_a I/O with ADC2_IN3, DAC2_OUT1, OPAMP2_VOUT; alternate functions TIM16_CH1, TIM3_CH1, SPI1_MISO, LPUART1_CTS. |+| 15 | PA7 | bidirectional | TT_a I/O with ADC2_IN4, COMP2_INP, OPAMP1_VINP, OPAMP2_VINP; alternate functions TIM17_CH1, SPI1_MOSI, TIM1_CH1N. |+| 16 | PB0 | bidirectional | TT_a I/O with ADC3_IN12/ADC1_IN15, COMP4_INP, OPAMP2_VINP, OPAMP3_VINP; alternate functions TIM3_CH3, TIM8_CH2N, TIM1_CH2N. |+| 17 | PB1 | bidirectional | TT_a I/O with ADC3_IN1/ADC1_IN12, COMP1_INP, OPAMP3_VOUT, OPAMP6_VINM; alternate functions TIM3_CH4, COMP4_OUT, LPUART1_RTS_DE. |+| 18 | PB2 | bidirectional | TT_a I/O with ADC2_IN12, COMP4_INM, OPAMP3_VINM; alternate functions RTC_OUT2, LPTIM1_OUT, TIM5_CH1, I2C3_SMBA. |+| 19 | VSSA | power_in | Analog ground; must always be connected to the external supply ground. |+| 20 | VREF+ | power_in | Positive voltage reference for ADC/DAC/comparators, also VREFBUF_OUT; VREF+ - VDDA must not exceed 0.4 V. |+| 21 | VDDA | power_in | Analog supply, 1.62 V min with ADC, 1.8 V min with DAC/OPAMP/COMP, 2.4 V min with VREFBUF, 3.6 V max. |+| 22 | PB10 | bidirectional | TT_a I/O with COMP5_INM, OPAMP3_VINM, OPAMP4_VINM; alternate functions TIM2_CH3, USART3_TX, LPUART1_RX, QUADSPI1_CLK. |+| 23 | VSS | power_in | Digital ground; must always be connected to the external supply ground. |+| 24 | VDD | power_in | Digital supply, 1.71 V to 3.6 V, to be decoupled with 100 nF ceramic capacitors plus 4.7 µF. |+| 25 | PB11 | bidirectional | TT_a I/O with ADC12_IN14, COMP6_INP, OPAMP4_VINP, OPAMP6_VOUT; alternate functions TIM2_CH4, USART3_RX, LPUART1_TX. |+| 26 | PB12 | bidirectional | TT_a I/O with ADC4_IN3/ADC1_IN11, COMP7_INM, OPAMP4_VOUT, OPAMP6_VINP; alternate functions SPI2_NSS/I2S2_WS, USART3_CK, FDCAN2_RX. |+| 27 | PB13 | bidirectional | TT_a I/O with ADC3_IN5, COMP5_INP, OPAMP3_VINP, OPAMP4_VINP, OPAMP6_VINP; alternate functions SPI2_SCK/I2S2_CK, USART3_CTS, FDCAN2_TX. |+| 28 | PB14 | bidirectional | TT_a I/O with ADC4_IN4/ADC1_IN5, COMP7_INP, OPAMP2_VINP, OPAMP5_VINP; alternate functions TIM15_CH1, SPI2_MISO, USART3_RTS_DE. |+| 29 | PB15 | bidirectional | TT_a I/O with ADC4_IN5/ADC2_IN15, COMP6_INM, OPAMP5_VINM; alternate functions RTC_REFIN, TIM15_CH2, SPI2_MOSI/I2S2_SD. |+| 30 | PA8 | bidirectional | FT_a I/O with ADC5_IN1, OPAMP5_VOUT; alternate functions MCO, I2C3_SCL, TIM1_CH1, USART1_CK. |+| 31 | PA9 | bidirectional | FT_fda I/O with ADC5_IN2 and UCPD1_DBCC1; alternate functions I2C3_SMBA, I2C2_SCL, TIM1_CH2, USART1_TX. |+| 32 | PA10 | bidirectional | FT_fda I/O with UCPD1_DBCC2; alternate functions TIM17_BKIN, USB_CRS_SYNC, TIM1_CH3, USART1_RX. |+| 33 | PA11 | bidirectional | FT_u I/O with USB_DM; alternate functions SPI2_MOSI/I2S2_SD, TIM1_CH1N, USART1_CTS, FDCAN1_RX. |+| 34 | PA12 | bidirectional | FT_u I/O with USB_DP; alternate functions TIM16_CH1, TIM1_CH2N, USART1_RTS_DE, FDCAN1_TX. |+| 35 | VSS | power_in | Digital ground; must always be connected to the external supply ground. |+| 36 | VDD | power_in | Digital supply, 1.71 V to 3.6 V, to be decoupled with 100 nF ceramic capacitors plus 4.7 µF. |+| 37 | PA13 | bidirectional | FT_f I/O, SWDIO-JTMS after reset with internal pull-up active; alternate functions TIM16_CH1N, I2C4_SCL, I2C1_SCL, IR_OUT. |+| 38 | PA14 | bidirectional | FT_f I/O, SWCLK-JTCK after reset with internal pull-down active; alternate functions LPTIM1_OUT, I2C4_SMBA, I2C1_SDA, USART2_TX. |+| 39 | PA15 | bidirectional | FT_f I/O, JTDI after reset with internal pull-up active; alternate functions TIM2_CH1, I2C1_SCL, SPI1_NSS, USART2_RX. |+| 40 | PB3 | bidirectional | FT I/O, JTDO-TRACESWO after reset; alternate functions TIM2_CH2, SPI1_SCK, SPI3_SCK/I2S3_CK, USART2_TX. |+| 41 | PB4 | bidirectional | FT_c I/O with UCPD1_CC2, JTRST after reset with internal pull-up active; alternate functions TIM16_CH1, TIM3_CH1, SPI1_MISO, USART2_RX. |+| 42 | PB5 | bidirectional | FT_f I/O; alternate functions TIM16_BKIN, TIM3_CH2, I2C1_SMBA, SPI1_MOSI, USART2_CK, FDCAN2_RX. |+| 43 | PB6 | bidirectional | FT_c I/O with UCPD1_CC1; alternate functions TIM16_CH1N, TIM4_CH1, USART1_TX, FDCAN2_TX. |+| 44 | PB7 | bidirectional | FT_f I/O with PVD_IN; alternate functions TIM17_CH1N, TIM4_CH2, I2C4_SDA, I2C1_SDA, USART1_RX. |+| 45 | PB8-BOOT0 | bidirectional | FT_f I/O doubling as BOOT0 pin; set to a mode other than analog after startup to limit consumption if left unconnected. |+| 46 | PB9 | bidirectional | FT_f I/O; alternate functions TIM17_CH1, TIM4_CH4, SAI1_D2, I2C1_SDA, IR_OUT, USART3_TX, FDCAN1_TX. |+| 47 | VSS | power_in | Digital ground; must always be connected to the external supply ground. |+| 48 | VDD | power_in | Digital supply, 1.71 V to 3.6 V, to be decoupled with 100 nF ceramic capacitors plus 4.7 µF. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | STMicroelectronics |+| Package | LQFP-48(7x7) |+| Category | Embedded Processors & Controllers |+| Pins | 48 |++## CAD (KiCad official)++- Symbol: `STM32G474CET6`+- Footprint: `Package_QFP:LQFP-48_7x7mm_P0.5mm`+- 3D model: LQFP-48(7x7) (KiCad packages3D, STEP)+- 3D model files: `stm32g474cet6-etched.step` / `stm32g474cet6-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `stm32g474cet6.step` / `stm32g474cet6.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/8588886231610494976) (236 pp, sha256 `d493fe0ab22e61ff`, retrieved 2026-10-01, 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/stm32g474cet6-datasheet.pdf)
page.jsonadded+397@@ -0,0 +1,397 @@+{+ "slug": "stm32g474cet6",+ "version": "0.1.0",+ "type": "component",+ "description": "STMicroelectronics Microcontrollers (MCU/MPU/SOC), LQFP-48(7x7). Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "embedded processors & controllers",+ "stm32g474cet6",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "stm32g474cet6.kicad_sym",+ "stm32g474cet6.kicad_mod",+ "stm32g474cet6.glb",+ "stm32g474cet6.step",+ "stm32g474cet6.lbr",+ "docs/hero.png",+ "docs/stm32g474cet6-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "STM32G474CET6",+ "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/8588886231610494976",+ "parts": {+ "symbol": "stm32g474cet6.kicad_sym",+ "footprint": "stm32g474cet6.kicad_mod",+ "model_3d": "stm32g474cet6-etched.glb",+ "model_3d_plain": "stm32g474cet6.glb",+ "model_3d_step": "stm32g474cet6-etched.step",+ "model_3d_step_plain": "stm32g474cet6.step",+ "lbr": "stm32g474cet6.lbr"+ },+ "distributor_links": {+ "lcsc": "C730125",+ "digikey": "497-STM32G474CET6-ND",+ "mouser": "511-STM32G474CET6"+ },+ "distributor_check": {+ "checked_at": "2026-10-01T07:37:55Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "497-STM32G474CET6-ND",+ "status": "found"+ },+ "mouser": {+ "pn": "511-STM32G474CET6",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "VBAT",+ "type": "power_in",+ "description": "Backup supply for RTC, LSE and backup registers, operating range 1.55 V to 3.6 V."+ },+ {+ "number": "2",+ "name": "PC13",+ "type": "bidirectional",+ "description": "FT I/O supplied through the power switch; in output mode limited to 2 MHz, 30 pF load, 3 mA sink, no LED drive; functions WKUP2, RTC_TAMP1, RTC_TS, RTC_OUT1."+ },+ {+ "number": "3",+ "name": "PC14-OSC32_IN",+ "type": "bidirectional",+ "description": "FT I/O supplied through the power switch (limited output drive); LSE oscillator input OSC32_IN."+ },+ {+ "number": "4",+ "name": "PC15-OSC32_OUT",+ "type": "bidirectional",+ "description": "FT I/O supplied through the power switch (limited output drive); LSE oscillator output OSC32_OUT."+ },+ {+ "number": "5",+ "name": "PF0-OSC_IN",+ "type": "bidirectional",+ "description": "FT_fa I/O with ADC1_IN10 and HSE oscillator input OSC_IN; alternate functions I2C2_SDA, SPI2_NSS/I2S2_WS, TIM1_CH3N."+ },+ {+ "number": "6",+ "name": "PF1-OSC_OUT",+ "type": "bidirectional",+ "description": "FT_a I/O with ADC2_IN10, COMP3_INM and HSE oscillator output OSC_OUT; alternate function SPI2_SCK/I2S2_CK."+ },+ {+ "number": "7",+ "name": "PG10-NRST",+ "type": "bidirectional",+ "description": "Bidirectional reset pin with embedded weak pull-up (NRST); can also be used as GPIO PG10 with MCO alternate function."+ },+ {+ "number": "8",+ "name": "PA0",+ "type": "bidirectional",+ "description": "TT_a I/O with ADC12_IN1, COMP1_INM, COMP3_INP, RTC_TAMP2 and WKUP1; alternate functions TIM2_CH1, TIM5_CH1, USART2_CTS, TIM8_ETR."+ },+ {+ "number": "9",+ "name": "PA1",+ "type": "bidirectional",+ "description": "TT_a I/O with ADC12_IN2, COMP1_INP, OPAMP1_VINP, OPAMP3_VINP, OPAMP6_VINM; alternate functions TIM2_CH2, TIM5_CH2, USART2_RTS_DE."+ },+ {+ "number": "10",+ "name": "PA2",+ "type": "bidirectional",+ "description": "FT_a I/O with ADC1_IN3, COMP2_INM, OPAMP1_VOUT, WKUP4/LSCO; alternate functions TIM2_CH3, USART2_TX, LPUART1_TX."+ },+ {+ "number": "11",+ "name": "PA3",+ "type": "bidirectional",+ "description": "TT_a I/O with ADC1_IN4, COMP2_INP, OPAMP1_VINM/VINP, OPAMP5_VINM; alternate functions TIM2_CH4, USART2_RX, LPUART1_RX."+ },+ {+ "number": "12",+ "name": "PA4",+ "type": "bidirectional",+ "description": "TT_a I/O with ADC2_IN17, DAC1_OUT1, COMP1_INM; alternate functions SPI1_NSS, SPI3_NSS/I2S3_WS, USART2_CK."+ },+ {+ "number": "13",+ "name": "PA5",+ "type": "bidirectional",+ "description": "TT_a I/O with ADC2_IN13, DAC1_OUT2, COMP2_INM, OPAMP2_VINM; alternate functions TIM2_CH1, SPI1_SCK."+ },+ {+ "number": "14",+ "name": "PA6",+ "type": "bidirectional",+ "description": "TT_a I/O with ADC2_IN3, DAC2_OUT1, OPAMP2_VOUT; alternate functions TIM16_CH1, TIM3_CH1, SPI1_MISO, LPUART1_CTS."+ },+ {+ "number": "15",+ "name": "PA7",+ "type": "bidirectional",+ "description": "TT_a I/O with ADC2_IN4, COMP2_INP, OPAMP1_VINP, OPAMP2_VINP; alternate functions TIM17_CH1, SPI1_MOSI, TIM1_CH1N."+ },+ {+ "number": "16",+ "name": "PB0",+ "type": "bidirectional",+ "description": "TT_a I/O with ADC3_IN12/ADC1_IN15, COMP4_INP, OPAMP2_VINP, OPAMP3_VINP; alternate functions TIM3_CH3, TIM8_CH2N, TIM1_CH2N."+ },+ {+ "number": "17",+ "name": "PB1",+ "type": "bidirectional",+ "description": "TT_a I/O with ADC3_IN1/ADC1_IN12, COMP1_INP, OPAMP3_VOUT, OPAMP6_VINM; alternate functions TIM3_CH4, COMP4_OUT, LPUART1_RTS_DE."+ },+ {+ "number": "18",+ "name": "PB2",+ "type": "bidirectional",+ "description": "TT_a I/O with ADC2_IN12, COMP4_INM, OPAMP3_VINM; alternate functions RTC_OUT2, LPTIM1_OUT, TIM5_CH1, I2C3_SMBA."+ },+ {+ "number": "19",+ "name": "VSSA",+ "type": "power_in",+ "description": "Analog ground; must always be connected to the external supply ground."+ },+ {+ "number": "20",+ "name": "VREF+",+ "type": "power_in",+ "description": "Positive voltage reference for ADC/DAC/comparators, also VREFBUF_OUT; VREF+ - VDDA must not exceed 0.4 V."+ },+ {+ "number": "21",+ "name": "VDDA",+ "type": "power_in",+ "description": "Analog supply, 1.62 V min with ADC, 1.8 V min with DAC/OPAMP/COMP, 2.4 V min with VREFBUF, 3.6 V max."+ },+ {+ "number": "22",+ "name": "PB10",+ "type": "bidirectional",+ "description": "TT_a I/O with COMP5_INM, OPAMP3_VINM, OPAMP4_VINM; alternate functions TIM2_CH3, USART3_TX, LPUART1_RX, QUADSPI1_CLK."+ },+ {+ "number": "23",+ "name": "VSS",+ "type": "power_in",+ "description": "Digital ground; must always be connected to the external supply ground."+ },+ {+ "number": "24",+ "name": "VDD",+ "type": "power_in",+ "description": "Digital supply, 1.71 V to 3.6 V, to be decoupled with 100 nF ceramic capacitors plus 4.7 µF."+ },+ {+ "number": "25",+ "name": "PB11",+ "type": "bidirectional",+ "description": "TT_a I/O with ADC12_IN14, COMP6_INP, OPAMP4_VINP, OPAMP6_VOUT; alternate functions TIM2_CH4, USART3_RX, LPUART1_TX."+ },+ {+ "number": "26",+ "name": "PB12",+ "type": "bidirectional",+ "description": "TT_a I/O with ADC4_IN3/ADC1_IN11, COMP7_INM, OPAMP4_VOUT, OPAMP6_VINP; alternate functions SPI2_NSS/I2S2_WS, USART3_CK, FDCAN2_RX."+ },+ {+ "number": "27",+ "name": "PB13",+ "type": "bidirectional",+ "description": "TT_a I/O with ADC3_IN5, COMP5_INP, OPAMP3_VINP, OPAMP4_VINP, OPAMP6_VINP; alternate functions SPI2_SCK/I2S2_CK, USART3_CTS, FDCAN2_TX."+ },+ {+ "number": "28",+ "name": "PB14",+ "type": "bidirectional",+ "description": "TT_a I/O with ADC4_IN4/ADC1_IN5, COMP7_INP, OPAMP2_VINP, OPAMP5_VINP; alternate functions TIM15_CH1, SPI2_MISO, USART3_RTS_DE."+ },+ {+ "number": "29",+ "name": "PB15",+ "type": "bidirectional",+ "description": "TT_a I/O with ADC4_IN5/ADC2_IN15, COMP6_INM, OPAMP5_VINM; alternate functions RTC_REFIN, TIM15_CH2, SPI2_MOSI/I2S2_SD."+ },+ {+ "number": "30",+ "name": "PA8",+ "type": "bidirectional",+ "description": "FT_a I/O with ADC5_IN1, OPAMP5_VOUT; alternate functions MCO, I2C3_SCL, TIM1_CH1, USART1_CK."+ },+ {+ "number": "31",+ "name": "PA9",+ "type": "bidirectional",+ "description": "FT_fda I/O with ADC5_IN2 and UCPD1_DBCC1; alternate functions I2C3_SMBA, I2C2_SCL, TIM1_CH2, USART1_TX."+ },+ {+ "number": "32",+ "name": "PA10",+ "type": "bidirectional",+ "description": "FT_fda I/O with UCPD1_DBCC2; alternate functions TIM17_BKIN, USB_CRS_SYNC, TIM1_CH3, USART1_RX."+ },+ {+ "number": "33",+ "name": "PA11",+ "type": "bidirectional",+ "description": "FT_u I/O with USB_DM; alternate functions SPI2_MOSI/I2S2_SD, TIM1_CH1N, USART1_CTS, FDCAN1_RX."+ },+ {+ "number": "34",+ "name": "PA12",+ "type": "bidirectional",+ "description": "FT_u I/O with USB_DP; alternate functions TIM16_CH1, TIM1_CH2N, USART1_RTS_DE, FDCAN1_TX."+ },+ {+ "number": "35",+ "name": "VSS",+ "type": "power_in",+ "description": "Digital ground; must always be connected to the external supply ground."+ },+ {+ "number": "36",+ "name": "VDD",+ "type": "power_in",+ "description": "Digital supply, 1.71 V to 3.6 V, to be decoupled with 100 nF ceramic capacitors plus 4.7 µF."+ },+ {+ "number": "37",+ "name": "PA13",+ "type": "bidirectional",+ "description": "FT_f I/O, SWDIO-JTMS after reset with internal pull-up active; alternate functions TIM16_CH1N, I2C4_SCL, I2C1_SCL, IR_OUT."+ },+ {+ "number": "38",+ "name": "PA14",+ "type": "bidirectional",+ "description": "FT_f I/O, SWCLK-JTCK after reset with internal pull-down active; alternate functions LPTIM1_OUT, I2C4_SMBA, I2C1_SDA, USART2_TX."+ },+ {+ "number": "39",+ "name": "PA15",+ "type": "bidirectional",+ "description": "FT_f I/O, JTDI after reset with internal pull-up active; alternate functions TIM2_CH1, I2C1_SCL, SPI1_NSS, USART2_RX."+ },+ {+ "number": "40",+ "name": "PB3",+ "type": "bidirectional",+ "description": "FT I/O, JTDO-TRACESWO after reset; alternate functions TIM2_CH2, SPI1_SCK, SPI3_SCK/I2S3_CK, USART2_TX."+ },+ {+ "number": "41",+ "name": "PB4",+ "type": "bidirectional",+ "description": "FT_c I/O with UCPD1_CC2, JTRST after reset with internal pull-up active; alternate functions TIM16_CH1, TIM3_CH1, SPI1_MISO, USART2_RX."+ },+ {+ "number": "42",+ "name": "PB5",+ "type": "bidirectional",+ "description": "FT_f I/O; alternate functions TIM16_BKIN, TIM3_CH2, I2C1_SMBA, SPI1_MOSI, USART2_CK, FDCAN2_RX."+ },+ {+ "number": "43",+ "name": "PB6",+ "type": "bidirectional",+ "description": "FT_c I/O with UCPD1_CC1; alternate functions TIM16_CH1N, TIM4_CH1, USART1_TX, FDCAN2_TX."+ },+ {+ "number": "44",+ "name": "PB7",+ "type": "bidirectional",+ "description": "FT_f I/O with PVD_IN; alternate functions TIM17_CH1N, TIM4_CH2, I2C4_SDA, I2C1_SDA, USART1_RX."+ },+ {+ "number": "45",+ "name": "PB8-BOOT0",+ "type": "bidirectional",+ "description": "FT_f I/O doubling as BOOT0 pin; set to a mode other than analog after startup to limit consumption if left unconnected."+ },+ {+ "number": "46",+ "name": "PB9",+ "type": "bidirectional",+ "description": "FT_f I/O; alternate functions TIM17_CH1, TIM4_CH4, SAI1_D2, I2C1_SDA, IR_OUT, USART3_TX, FDCAN1_TX."+ },+ {+ "number": "47",+ "name": "VSS",+ "type": "power_in",+ "description": "Digital ground; must always be connected to the external supply ground."+ },+ {+ "number": "48",+ "name": "VDD",+ "type": "power_in",+ "description": "Digital supply, 1.71 V to 3.6 V, to be decoupled with 100 nF ceramic capacitors plus 4.7 µF."+ }+ ],+ "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: Some port pins (PC14, PC15, PF0, PF1, PA10, PA9, PA12, PA11, PB6, PB4) have speed and current limita"+ ],+ "pages_sent": 89,+ "cost_usd": 0.5944,+ "at": "2026-10-01T07:37:33"+ },+ "datasheet": {+ "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588886231610494976",+ "pages": 236,+ "sha256": "d493fe0ab22e61ff",+ "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]"+ }+}