component
STM32L433CCT3
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 @@+# STM32L433CCT3++**STMicroelectronics** · Microcontrollers (MCU/MPU/SOC) · LQFP-48(7x7)++STM32L433CCT3 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 domain power supply (1.55-3.6 V) for RTC and 32x32-bit backup registers |+| 2 | PC13 | bidirectional | GPIO port C bit 13 with RTC tamper/timestamp/output and wakeup functions |+| 3 | PC14-OSC32_IN | bidirectional | GPIO port C bit 14 with 32 kHz RTC crystal oscillator input function |+| 4 | PC15-OSC32_OUT | bidirectional | GPIO port C bit 15 with 32 kHz RTC crystal oscillator output function |+| 5 | PH0-OSC_IN | bidirectional | GPIO port H bit 0 with 4-48 MHz main oscillator input function |+| 6 | PH1-OSC_OUT | bidirectional | GPIO port H bit 1 with 4-48 MHz main oscillator output function |+| 7 | NRST | bidirectional | System reset pin with internal weak pull-up resistor, active low |+| 8 | VSSA/VREF- | power_out | Analog ground and negative voltage reference (0 V) |+| 9 | VDDA/VREF+ | power_in | Analog power supply and positive voltage reference (1.62-3.6 V) |+| 10 | PA0 | bidirectional | GPIO port A bit 0 with ADC analog input and timer/USART/comparator alternate functions |+| 11 | PA1 | bidirectional | GPIO port A bit 1 with ADC analog input and I2C/SPI/timer alternate functions |+| 12 | PA2 | bidirectional | GPIO port A bit 2 with ADC analog input and USART/timer/QUADSPI alternate functions |+| 13 | PA3 | bidirectional | GPIO port A bit 3 (3.6 V tolerant) with ADC analog input and USART/QUADSPI/SAI alternate functions |+| 14 | PA4 | bidirectional | GPIO port A bit 4 (3.6 V tolerant) with ADC analog input and DAC1_OUT1 function |+| 15 | PA5 | bidirectional | GPIO port A bit 5 (3.6 V tolerant) with ADC analog input and DAC1_OUT2 function |+| 16 | PA6 | bidirectional | GPIO port A bit 6 with ADC analog input and timer/SPI/comparator/QUADSPI alternate functions |+| 17 | PA7 | bidirectional | GPIO port A bit 7 with ADC analog input and timer/SPI/QUADSPI/comparator alternate functions |+| 18 | PB0 | bidirectional | GPIO port B bit 0 with ADC analog input and timer/SPI/USART/QUADSPI alternate functions |+| 19 | PB1 | bidirectional | GPIO port B bit 1 with ADC analog input and timer/USART/LPUART/QUADSPI alternate functions |+| 20 | PB2 | bidirectional | GPIO port B bit 2 with RTC/LPTIM/I2C/LCD control voltage alternate functions |+| 21 | PB10 | bidirectional | GPIO port B bit 10 with timer/I2C/SPI/USART/LPUART/QUADSPI/LCD segment alternate functions |+| 22 | PB11 | bidirectional | GPIO port B bit 11 with timer/I2C/USART/LPUART/QUADSPI/LCD segment alternate functions |+| 23 | VSS | power_out | Ground return pin for digital power supply circuits |+| 24 | VDD | power_in | Digital power supply (1.71-3.6 V) |+| 25 | PB12 | bidirectional | GPIO port B bit 12 with timer/I2C/SPI/USART/LPUART/SWPMI/LCD segment alternate functions |+| 26 | PB13 | bidirectional | GPIO port B bit 13 with timer/I2C/SPI/USART/LPUART/SWPMI/LCD segment alternate functions |+| 27 | PB14 | bidirectional | GPIO port B bit 14 with timer/I2C/SPI/USART/SWPMI/LCD segment alternate functions |+| 28 | PB15 | bidirectional | GPIO port B bit 15 with RTC/timer/SPI/SWPMI/LCD segment alternate functions |+| 29 | PA8 | bidirectional | GPIO port A bit 8 with MCO/timer/USART/LCD common/SWPMI/SAI alternate functions |+| 30 | PA9 | bidirectional | GPIO port A bit 9 with timer/I2C/USART/LCD common/SAI alternate functions |+| 31 | PA10 | bidirectional | GPIO port A bit 10 with timer/I2C/USART/USB/LCD common/SAI alternate functions |+| 32 | PA11 | bidirectional | GPIO port A bit 11 (USB supplied) with USB DM and timer/SPI/CAN/comparator alternate functions |+| 33 | PA12 | bidirectional | GPIO port A bit 12 (USB supplied) with USB DP and timer/SPI/CAN alternate functions |+| 34 | PA13 (JTMS-SWDIO) | bidirectional | JTAG/SWD serial wire debug transmit/receive or GPIO port A bit 13 with internal pull-up after reset |+| 35 | VSS | power_out | Ground return pin for digital power supply circuits |+| 36 | VDDUSB | power_in | USB 2.0 full-speed power supply (3.0-3.6 V when USB used, optional when USB unused) |+| 37 | PA14 (JTCK-SWCLK) | bidirectional | JTAG/SWD serial wire debug clock or GPIO port A bit 14 with LPTIM/I2C alternate functions and internal pull-down |+| 38 | PA15 (JTDI) | bidirectional | JTAG debug input or GPIO port A bit 15 with timer/USART/SPI/LCD segment alternate functions |+| 39 | PB3 (JTDO-TRACESWO) | bidirectional | JTAG debug output/trace SWO or GPIO port B bit 3 with timer/SPI/USART/LCD segment/SAI alternate functions |+| 40 | PB4 (NJTRST) | bidirectional | JTAG test reset or GPIO port B bit 4 with I2C/SPI/USART/LCD segment/SAI alternate functions |+| 41 | PB5 | bidirectional | GPIO port B bit 5 with LPTIM/I2C/SPI/USART/LCD segment/timer alternate functions |+| 42 | PB6 | bidirectional | GPIO port B bit 6 with LPTIM/I2C/USART/SAI/timer alternate functions |+| 43 | PB7 | bidirectional | GPIO port B bit 7 with LPTIM/I2C/USART/LCD segment/timer/comparator alternate functions |+| 44 | PH3-BOOT0 | input | Boot mode selection pin, selects between flash memory boot and system bootloader execution at reset |+| 45 | PB8 | bidirectional | GPIO port B bit 8 with I2C/CAN/LCD segment/SDMMC/timer/SAI alternate functions |+| 46 | PB9 | bidirectional | GPIO port B bit 9 with I2C/SPI/CAN/LCD common/SDMMC/SAI alternate functions |+| 47 | VSS | power_out | Ground return pin for digital power supply circuits |+| 48 | VDD | power_in | Digital power supply (1.71-3.6 V) |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | STMicroelectronics |+| Package | LQFP-48(7x7) |+| Category | Embedded Processors & Controllers |+| Pins | 48 |++## CAD (KiCad official)++- Symbol: `STM32L433CCT3`+- Footprint: `Package_QFP:LQFP-48_7x7mm_P0.5mm`+- 3D model: LQFP-48(7x7) (KiCad packages3D, STEP)+- 3D model files: `stm32l433cct3-etched.step` / `stm32l433cct3-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `stm32l433cct3.step` / `stm32l433cct3.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/8588894017823625216) (227 pp, sha256 `471e1cceea40b1fa`, retrieved 2026-10-05, 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/stm32l433cct3-datasheet.pdf)
page.jsonadded+399@@ -0,0 +1,399 @@+{+ "slug": "stm32l433cct3",+ "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",+ "stm32l433cct3",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "stm32l433cct3.kicad_sym",+ "stm32l433cct3.kicad_mod",+ "stm32l433cct3.glb",+ "stm32l433cct3.step",+ "stm32l433cct3.lbr",+ "docs/hero.png",+ "docs/stm32l433cct3-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "stm32l433cct3-hero.glb",+ "stm32l433cct3-hero.overlay.json"+ ],+ "component": {+ "mpn": "STM32L433CCT3",+ "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/8588894017823625216",+ "parts": {+ "symbol": "stm32l433cct3.kicad_sym",+ "footprint": "stm32l433cct3.kicad_mod",+ "model_3d": "stm32l433cct3-hero.glb",+ "model_3d_plain": "stm32l433cct3.glb",+ "model_3d_step": "stm32l433cct3-etched.step",+ "model_3d_step_plain": "stm32l433cct3.step",+ "lbr": "stm32l433cct3.lbr"+ },+ "distributor_links": {+ "lcsc": 1849370,+ "digikey": "497-STM32L433CCT3-ND",+ "mouser": "511-STM32L433CCT3"+ },+ "distributor_check": {+ "checked_at": "2026-10-05T21:36:03Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "497-STM32L433CCT3-ND",+ "status": "found"+ },+ "mouser": {+ "pn": "511-STM32L433CCT3",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "VBAT",+ "type": "power_in",+ "description": "Backup domain power supply (1.55-3.6 V) for RTC and 32x32-bit backup registers"+ },+ {+ "number": "2",+ "name": "PC13",+ "type": "bidirectional",+ "description": "GPIO port C bit 13 with RTC tamper/timestamp/output and wakeup functions"+ },+ {+ "number": "3",+ "name": "PC14-OSC32_IN",+ "type": "bidirectional",+ "description": "GPIO port C bit 14 with 32 kHz RTC crystal oscillator input function"+ },+ {+ "number": "4",+ "name": "PC15-OSC32_OUT",+ "type": "bidirectional",+ "description": "GPIO port C bit 15 with 32 kHz RTC crystal oscillator output function"+ },+ {+ "number": "5",+ "name": "PH0-OSC_IN",+ "type": "bidirectional",+ "description": "GPIO port H bit 0 with 4-48 MHz main oscillator input function"+ },+ {+ "number": "6",+ "name": "PH1-OSC_OUT",+ "type": "bidirectional",+ "description": "GPIO port H bit 1 with 4-48 MHz main oscillator output function"+ },+ {+ "number": "7",+ "name": "NRST",+ "type": "bidirectional",+ "description": "System reset pin with internal weak pull-up resistor, active low"+ },+ {+ "number": "8",+ "name": "VSSA/VREF-",+ "type": "power_out",+ "description": "Analog ground and negative voltage reference (0 V)"+ },+ {+ "number": "9",+ "name": "VDDA/VREF+",+ "type": "power_in",+ "description": "Analog power supply and positive voltage reference (1.62-3.6 V)"+ },+ {+ "number": "10",+ "name": "PA0",+ "type": "bidirectional",+ "description": "GPIO port A bit 0 with ADC analog input and timer/USART/comparator alternate functions"+ },+ {+ "number": "11",+ "name": "PA1",+ "type": "bidirectional",+ "description": "GPIO port A bit 1 with ADC analog input and I2C/SPI/timer alternate functions"+ },+ {+ "number": "12",+ "name": "PA2",+ "type": "bidirectional",+ "description": "GPIO port A bit 2 with ADC analog input and USART/timer/QUADSPI alternate functions"+ },+ {+ "number": "13",+ "name": "PA3",+ "type": "bidirectional",+ "description": "GPIO port A bit 3 (3.6 V tolerant) with ADC analog input and USART/QUADSPI/SAI alternate functions"+ },+ {+ "number": "14",+ "name": "PA4",+ "type": "bidirectional",+ "description": "GPIO port A bit 4 (3.6 V tolerant) with ADC analog input and DAC1_OUT1 function"+ },+ {+ "number": "15",+ "name": "PA5",+ "type": "bidirectional",+ "description": "GPIO port A bit 5 (3.6 V tolerant) with ADC analog input and DAC1_OUT2 function"+ },+ {+ "number": "16",+ "name": "PA6",+ "type": "bidirectional",+ "description": "GPIO port A bit 6 with ADC analog input and timer/SPI/comparator/QUADSPI alternate functions"+ },+ {+ "number": "17",+ "name": "PA7",+ "type": "bidirectional",+ "description": "GPIO port A bit 7 with ADC analog input and timer/SPI/QUADSPI/comparator alternate functions"+ },+ {+ "number": "18",+ "name": "PB0",+ "type": "bidirectional",+ "description": "GPIO port B bit 0 with ADC analog input and timer/SPI/USART/QUADSPI alternate functions"+ },+ {+ "number": "19",+ "name": "PB1",+ "type": "bidirectional",+ "description": "GPIO port B bit 1 with ADC analog input and timer/USART/LPUART/QUADSPI alternate functions"+ },+ {+ "number": "20",+ "name": "PB2",+ "type": "bidirectional",+ "description": "GPIO port B bit 2 with RTC/LPTIM/I2C/LCD control voltage alternate functions"+ },+ {+ "number": "21",+ "name": "PB10",+ "type": "bidirectional",+ "description": "GPIO port B bit 10 with timer/I2C/SPI/USART/LPUART/QUADSPI/LCD segment alternate functions"+ },+ {+ "number": "22",+ "name": "PB11",+ "type": "bidirectional",+ "description": "GPIO port B bit 11 with timer/I2C/USART/LPUART/QUADSPI/LCD segment alternate functions"+ },+ {+ "number": "23",+ "name": "VSS",+ "type": "power_out",+ "description": "Ground return pin for digital power supply circuits"+ },+ {+ "number": "24",+ "name": "VDD",+ "type": "power_in",+ "description": "Digital power supply (1.71-3.6 V)"+ },+ {+ "number": "25",+ "name": "PB12",+ "type": "bidirectional",+ "description": "GPIO port B bit 12 with timer/I2C/SPI/USART/LPUART/SWPMI/LCD segment alternate functions"+ },+ {+ "number": "26",+ "name": "PB13",+ "type": "bidirectional",+ "description": "GPIO port B bit 13 with timer/I2C/SPI/USART/LPUART/SWPMI/LCD segment alternate functions"+ },+ {+ "number": "27",+ "name": "PB14",+ "type": "bidirectional",+ "description": "GPIO port B bit 14 with timer/I2C/SPI/USART/SWPMI/LCD segment alternate functions"+ },+ {+ "number": "28",+ "name": "PB15",+ "type": "bidirectional",+ "description": "GPIO port B bit 15 with RTC/timer/SPI/SWPMI/LCD segment alternate functions"+ },+ {+ "number": "29",+ "name": "PA8",+ "type": "bidirectional",+ "description": "GPIO port A bit 8 with MCO/timer/USART/LCD common/SWPMI/SAI alternate functions"+ },+ {+ "number": "30",+ "name": "PA9",+ "type": "bidirectional",+ "description": "GPIO port A bit 9 with timer/I2C/USART/LCD common/SAI alternate functions"+ },+ {+ "number": "31",+ "name": "PA10",+ "type": "bidirectional",+ "description": "GPIO port A bit 10 with timer/I2C/USART/USB/LCD common/SAI alternate functions"+ },+ {+ "number": "32",+ "name": "PA11",+ "type": "bidirectional",+ "description": "GPIO port A bit 11 (USB supplied) with USB DM and timer/SPI/CAN/comparator alternate functions"+ },+ {+ "number": "33",+ "name": "PA12",+ "type": "bidirectional",+ "description": "GPIO port A bit 12 (USB supplied) with USB DP and timer/SPI/CAN alternate functions"+ },+ {+ "number": "34",+ "name": "PA13 (JTMS-SWDIO)",+ "type": "bidirectional",+ "description": "JTAG/SWD serial wire debug transmit/receive or GPIO port A bit 13 with internal pull-up after reset"+ },+ {+ "number": "35",+ "name": "VSS",+ "type": "power_out",+ "description": "Ground return pin for digital power supply circuits"+ },+ {+ "number": "36",+ "name": "VDDUSB",+ "type": "power_in",+ "description": "USB 2.0 full-speed power supply (3.0-3.6 V when USB used, optional when USB unused)"+ },+ {+ "number": "37",+ "name": "PA14 (JTCK-SWCLK)",+ "type": "bidirectional",+ "description": "JTAG/SWD serial wire debug clock or GPIO port A bit 14 with LPTIM/I2C alternate functions and internal pull-down"+ },+ {+ "number": "38",+ "name": "PA15 (JTDI)",+ "type": "bidirectional",+ "description": "JTAG debug input or GPIO port A bit 15 with timer/USART/SPI/LCD segment alternate functions"+ },+ {+ "number": "39",+ "name": "PB3 (JTDO-TRACESWO)",+ "type": "bidirectional",+ "description": "JTAG debug output/trace SWO or GPIO port B bit 3 with timer/SPI/USART/LCD segment/SAI alternate functions"+ },+ {+ "number": "40",+ "name": "PB4 (NJTRST)",+ "type": "bidirectional",+ "description": "JTAG test reset or GPIO port B bit 4 with I2C/SPI/USART/LCD segment/SAI alternate functions"+ },+ {+ "number": "41",+ "name": "PB5",+ "type": "bidirectional",+ "description": "GPIO port B bit 5 with LPTIM/I2C/SPI/USART/LCD segment/timer alternate functions"+ },+ {+ "number": "42",+ "name": "PB6",+ "type": "bidirectional",+ "description": "GPIO port B bit 6 with LPTIM/I2C/USART/SAI/timer alternate functions"+ },+ {+ "number": "43",+ "name": "PB7",+ "type": "bidirectional",+ "description": "GPIO port B bit 7 with LPTIM/I2C/USART/LCD segment/timer/comparator alternate functions"+ },+ {+ "number": "44",+ "name": "PH3-BOOT0",+ "type": "input",+ "description": "Boot mode selection pin, selects between flash memory boot and system bootloader execution at reset"+ },+ {+ "number": "45",+ "name": "PB8",+ "type": "bidirectional",+ "description": "GPIO port B bit 8 with I2C/CAN/LCD segment/SDMMC/timer/SAI alternate functions"+ },+ {+ "number": "46",+ "name": "PB9",+ "type": "bidirectional",+ "description": "GPIO port B bit 9 with I2C/SPI/CAN/LCD common/SDMMC/SAI alternate functions"+ },+ {+ "number": "47",+ "name": "VSS",+ "type": "power_out",+ "description": "Ground return pin for digital power supply circuits"+ },+ {+ "number": "48",+ "name": "VDD",+ "type": "power_in",+ "description": "Digital power supply (1.71-3.6 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, and PC15 are supplied through the power switch with 3 mA max current sink; speed max 2 M; PA13, PA14, PB4 have internal pull-up/pull-down after reset for JTAG/SWD debug functions. See Table ; FT_a and FT_fa pins (PA0, PA4, PA5, PA6, PA7, PB0, PB1, PB2, PB4) are 5V tolerant only when analog s"+ ],+ "pages_sent": 86,+ "cost_usd": 0.5592,+ "at": "2026-10-05T21:35:41"+ },+ "datasheet": {+ "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588894017823625216",+ "pages": 227,+ "sha256": "471e1cceea40b1fa",+ "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]"+ }+}