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STM32F101T6U6A
Public Made by Adomby adom
STMicroelectronics Microcontrollers (MCU/MPU/SOC), QFN-36-EP(6x6). Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.
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README.mdadded+73@@ -0,0 +1,73 @@+# STM32F101T6U6A++**STMicroelectronics** · Microcontrollers (MCU/MPU/SOC) · QFN-36-EP(6x6)++STM32F101T6U6A from STMicroelectronics, in a QFN-36-EP(6x6). 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 | VDD_3 | power_in | Digital supply pin for I/Os and internal logic, specified for the 2.0 to 3.6 V application supply range. |+| 2 | OSC_IN/PD0 | input | External 4-16 MHz high-speed oscillator input after reset; the pin can be remapped by software to GPIO PD0. |+| 3 | OSC_OUT/PD1 | output | External 4-16 MHz high-speed oscillator output after reset; the pin can be remapped by software to GPIO PD1. |+| 4 | NRST | bidirectional | Active reset pin for the device; its electrical limits are given in the NRST pin characteristics (Section 5.3.14). |+| 5 | VSSA | power_in | Analog ground reference for the ADC and analog blocks. |+| 6 | VDDA | power_in | Analog supply for the ADC and analog blocks; the ADC conversion range is 0 to 3.6 V and the temperature sensor requires 2 V to 3.6 V. |+| 7 | PA0-WKUP | bidirectional | General-purpose I/O (standard, not 5 V tolerant per Table 4) with WKUP, USART2_CTS, ADC_IN0 and TIM2_CH1_ETR alternate functions. |+| 8 | PA1 | bidirectional | General-purpose I/O (standard, not 5 V tolerant per Table 4) with USART2_RTS, ADC_IN1 and TIM2_CH2 alternate functions. |+| 9 | PA2 | bidirectional | General-purpose I/O (standard, not 5 V tolerant per Table 4) with USART2_TX, ADC_IN2 and TIM2_CH3 alternate functions. |+| 10 | PA3 | bidirectional | General-purpose I/O (standard, not 5 V tolerant per Table 4) with USART2_RX, ADC_IN3 and TIM2_CH4 alternate functions. |+| 11 | PA4 | bidirectional | General-purpose I/O (standard, not 5 V tolerant per Table 4) with SPI_NSS, ADC_IN4 and USART2_CK alternate functions. |+| 12 | PA5 | bidirectional | General-purpose I/O (standard, not 5 V tolerant per Table 4) with SPI_SCK and ADC_IN5 alternate functions. |+| 13 | PA6 | bidirectional | General-purpose I/O (standard, not 5 V tolerant per Table 4) with SPI_MISO, ADC_IN6 and TIM3_CH1 alternate functions. |+| 14 | PA7 | bidirectional | General-purpose I/O (standard, not 5 V tolerant per Table 4) with SPI_MOSI, ADC_IN7 and TIM3_CH2 alternate functions. |+| 15 | PB0 | bidirectional | General-purpose I/O (standard, not 5 V tolerant per Table 4) with ADC_IN8 and TIM3_CH3 alternate functions. |+| 16 | PB1 | bidirectional | General-purpose I/O (standard, not 5 V tolerant per Table 4) with ADC_IN9 and TIM3_CH4 alternate functions. |+| 17 | PB2/BOOT1 | bidirectional | 5 V tolerant general-purpose I/O (FT) that also carries the BOOT1 boot-mode function. |+| 18 | VSS_1 | power_in | Digital ground pin for the I/Os and internal logic. |+| 19 | VDD_1 | power_in | Digital supply pin for I/Os and internal logic, specified for the 2.0 to 3.6 V application supply range. |+| 20 | PA8 | bidirectional | 5 V tolerant general-purpose I/O (FT) with USART1_CK and MCO alternate functions. |+| 21 | PA9 | bidirectional | 5 V tolerant general-purpose I/O (FT) with USART1_TX alternate function. |+| 22 | PA10 | bidirectional | 5 V tolerant general-purpose I/O (FT) with USART1_RX alternate function. |+| 23 | PA11 | bidirectional | 5 V tolerant general-purpose I/O (FT) with USART1_CTS alternate function. |+| 24 | PA12 | bidirectional | 5 V tolerant general-purpose I/O (FT) with USART1_RTS alternate function. |+| 25 | PA13 | bidirectional | 5 V tolerant I/O (FT) that carries the JTMS/SWDIO debug function after reset. |+| 26 | VSS_2 | power_in | Digital ground pin for the I/Os and internal logic. |+| 27 | VDD_2 | power_in | Digital supply pin for I/Os and internal logic, specified for the 2.0 to 3.6 V application supply range. |+| 28 | PA14 | bidirectional | 5 V tolerant I/O (FT) that carries the JTCK/SWCLK debug function after reset. |+| 29 | PA15 | bidirectional | 5 V tolerant general-purpose I/O (FT) with JTDI, TIM2_CH1_ETR and SPI_NSS alternate functions. |+| 30 | PB3 | bidirectional | 5 V tolerant general-purpose I/O (FT) with JTDO/TRACESWO, TIM2_CH2 and SPI_SCK alternate functions. |+| 31 | PB4 | bidirectional | 5 V tolerant general-purpose I/O (FT) with NJTRST, TIM3_CH1 and SPI_MISO alternate functions. |+| 32 | PB5 | bidirectional | General-purpose I/O (standard, not 5 V tolerant per Table 4) with I2C_SMBA, TIM3_CH2 and SPI_MOSI alternate functions. |+| 33 | PB6 | bidirectional | 5 V tolerant general-purpose I/O (FT) with I2C_SCL and USART1_TX alternate functions. |+| 34 | PB7 | bidirectional | 5 V tolerant general-purpose I/O (FT) with I2C_SDA and USART1_RX alternate functions. |+| 35 | BOOT0 | input | Boot mode selection input that sets the device boot source together with BOOT1. |+| 36 | VSS_3 | power_in | Digital ground pin for the I/Os and internal logic. |+| 37 | EP | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | STMicroelectronics |+| Package | QFN-36-EP(6x6) |+| Category | Embedded Processors & Controllers |+| Pins | 37 |++## CAD (KiCad official)++- Symbol: `STM32F101T6U6A`+- Footprint: `Package_DFN_QFN:QFN-36-1EP_6x6mm_P0.5mm_EP3.7x3.7mm`+- 3D model: QFN-36-EP(6x6) (KiCad packages3D, STEP)+- 3D model files: `stm32f101t6u6a-etched.step` / `stm32f101t6u6a-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `stm32f101t6u6a.step` / `stm32f101t6u6a.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/8588923989997182976) (87 pp, sha256 `a0484b8e7d5434bf`, retrieved 2026-10-08, tier: lcsc)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-5-5` (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/stm32f101t6u6a-datasheet.pdf)
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"footprint": "stm32f101t6u6a.kicad_mod",+ "model_3d": "stm32f101t6u6a-hero.glb",+ "model_3d_plain": "stm32f101t6u6a.glb",+ "model_3d_step": "stm32f101t6u6a-etched.step",+ "model_3d_step_plain": "stm32f101t6u6a.step",+ "lbr": "stm32f101t6u6a.lbr"+ },+ "distributor_links": {+ "lcsc": "C1339188",+ "digikey": "497-11510-ND",+ "mouser": "511-STM32F101T6U6A"+ },+ "distributor_check": {+ "checked_at": "2026-10-08T04:47:00Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "497-11510-ND",+ "status": "found"+ },+ "mouser": {+ "pn": "511-STM32F101T6U6A",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "VDD_3",+ "type": "power_in",+ "description": "Digital supply pin for I/Os and internal logic, specified for the 2.0 to 3.6 V application supply range."+ },+ {+ "number": "2",+ "name": "OSC_IN/PD0",+ "type": "input",+ "description": "External 4-16 MHz high-speed oscillator input after reset; the pin can be remapped by software to GPIO PD0."+ },+ {+ "number": "3",+ "name": "OSC_OUT/PD1",+ "type": "output",+ "description": "External 4-16 MHz high-speed oscillator output after reset; the pin can be remapped by software to GPIO PD1."+ },+ {+ "number": "4",+ "name": "NRST",+ "type": "bidirectional",+ "description": "Active reset pin for the device; its electrical limits are given in the NRST pin characteristics (Section 5.3.14)."+ },+ {+ "number": "5",+ "name": "VSSA",+ "type": "power_in",+ "description": "Analog ground reference for the ADC and analog blocks."+ },+ {+ "number": "6",+ "name": "VDDA",+ "type": "power_in",+ "description": "Analog supply for the ADC and analog blocks; the ADC conversion range is 0 to 3.6 V and the temperature sensor requires 2 V to 3.6 V."+ },+ {+ "number": "7",+ "name": "PA0-WKUP",+ "type": "bidirectional",+ "description": "General-purpose I/O (standard, not 5 V tolerant per Table 4) with WKUP, USART2_CTS, ADC_IN0 and TIM2_CH1_ETR alternate functions."+ },+ {+ "number": "8",+ "name": "PA1",+ "type": "bidirectional",+ "description": "General-purpose I/O (standard, not 5 V tolerant per Table 4) with USART2_RTS, ADC_IN1 and TIM2_CH2 alternate functions."+ },+ {+ "number": "9",+ "name": "PA2",+ "type": "bidirectional",+ "description": "General-purpose I/O (standard, not 5 V tolerant per Table 4) with USART2_TX, ADC_IN2 and TIM2_CH3 alternate functions."+ },+ {+ "number": "10",+ "name": "PA3",+ "type": "bidirectional",+ "description": "General-purpose I/O (standard, not 5 V tolerant per Table 4) with USART2_RX, ADC_IN3 and TIM2_CH4 alternate functions."+ },+ {+ "number": "11",+ "name": "PA4",+ "type": "bidirectional",+ "description": "General-purpose I/O (standard, not 5 V tolerant per Table 4) with SPI_NSS, ADC_IN4 and USART2_CK alternate functions."+ },+ {+ "number": "12",+ "name": "PA5",+ "type": "bidirectional",+ "description": "General-purpose I/O (standard, not 5 V tolerant per Table 4) with SPI_SCK and ADC_IN5 alternate functions."+ },+ {+ "number": "13",+ "name": "PA6",+ "type": "bidirectional",+ "description": "General-purpose I/O (standard, not 5 V tolerant per Table 4) with SPI_MISO, ADC_IN6 and TIM3_CH1 alternate functions."+ },+ {+ "number": "14",+ "name": "PA7",+ "type": "bidirectional",+ "description": "General-purpose I/O (standard, not 5 V tolerant per Table 4) with SPI_MOSI, ADC_IN7 and TIM3_CH2 alternate functions."+ },+ {+ "number": "15",+ "name": "PB0",+ "type": "bidirectional",+ "description": "General-purpose I/O (standard, not 5 V tolerant per Table 4) with ADC_IN8 and TIM3_CH3 alternate functions."+ },+ {+ "number": "16",+ "name": "PB1",+ "type": "bidirectional",+ "description": "General-purpose I/O (standard, not 5 V tolerant per Table 4) with ADC_IN9 and TIM3_CH4 alternate functions."+ },+ {+ "number": "17",+ "name": "PB2/BOOT1",+ "type": "bidirectional",+ "description": "5 V tolerant general-purpose I/O (FT) that also carries the BOOT1 boot-mode function."+ },+ {+ "number": "18",+ "name": "VSS_1",+ "type": "power_in",+ "description": "Digital ground pin for the I/Os and internal logic."+ },+ {+ "number": "19",+ "name": "VDD_1",+ "type": "power_in",+ "description": "Digital supply pin for I/Os and internal logic, specified for the 2.0 to 3.6 V application supply range."+ },+ {+ "number": "20",+ "name": "PA8",+ "type": "bidirectional",+ "description": "5 V tolerant general-purpose I/O (FT) with USART1_CK and MCO alternate functions."+ },+ {+ "number": "21",+ "name": "PA9",+ "type": "bidirectional",+ "description": "5 V tolerant general-purpose I/O (FT) with USART1_TX alternate function."+ },+ {+ "number": "22",+ "name": "PA10",+ "type": "bidirectional",+ "description": "5 V tolerant general-purpose I/O (FT) with USART1_RX alternate function."+ },+ {+ "number": "23",+ "name": "PA11",+ "type": "bidirectional",+ "description": "5 V tolerant general-purpose I/O (FT) with USART1_CTS alternate function."+ },+ {+ "number": "24",+ "name": "PA12",+ "type": "bidirectional",+ "description": "5 V tolerant general-purpose I/O (FT) with USART1_RTS alternate function."+ },+ {+ "number": "25",+ "name": "PA13",+ "type": "bidirectional",+ "description": "5 V tolerant I/O (FT) that carries the JTMS/SWDIO debug function after reset."+ },+ {+ "number": "26",+ "name": "VSS_2",+ "type": "power_in",+ "description": "Digital ground pin for the I/Os and internal logic."+ },+ {+ "number": "27",+ "name": "VDD_2",+ "type": "power_in",+ "description": "Digital supply pin for I/Os and internal logic, specified for the 2.0 to 3.6 V application supply range."+ },+ {+ "number": "28",+ "name": "PA14",+ "type": "bidirectional",+ "description": "5 V tolerant I/O (FT) that carries the JTCK/SWCLK debug function after reset."+ },+ {+ "number": "29",+ "name": "PA15",+ "type": "bidirectional",+ "description": "5 V tolerant general-purpose I/O (FT) with JTDI, TIM2_CH1_ETR and SPI_NSS alternate functions."+ },+ {+ "number": "30",+ "name": "PB3",+ "type": "bidirectional",+ "description": "5 V tolerant general-purpose I/O (FT) with JTDO/TRACESWO, TIM2_CH2 and SPI_SCK alternate functions."+ },+ {+ "number": "31",+ "name": "PB4",+ "type": "bidirectional",+ "description": "5 V tolerant general-purpose I/O (FT) with NJTRST, TIM3_CH1 and SPI_MISO alternate functions."+ },+ {+ "number": "32",+ "name": "PB5",+ "type": "bidirectional",+ "description": "General-purpose I/O (standard, not 5 V tolerant per Table 4) with I2C_SMBA, TIM3_CH2 and SPI_MOSI alternate functions."+ },+ {+ "number": "33",+ "name": "PB6",+ "type": "bidirectional",+ "description": "5 V tolerant general-purpose I/O (FT) with I2C_SCL and USART1_TX alternate functions."+ },+ {+ "number": "34",+ "name": "PB7",+ "type": "bidirectional",+ "description": "5 V tolerant general-purpose I/O (FT) with I2C_SDA and USART1_RX alternate functions."+ },+ {+ "number": "35",+ "name": "BOOT0",+ "type": "input",+ "description": "Boot mode selection input that sets the device boot source together with BOOT1."+ },+ {+ "number": "36",+ "name": "VSS_3",+ "type": "power_in",+ "description": "Digital ground pin for the I/Os and internal logic."+ },+ {+ "number": "37",+ "name": "EP",+ "type": "passive",+ "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.3",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.3",+ "primary_model": "claude-haiku-5-5",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-5-5",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [+ "extractor flagged: Package naming: the hint 'QFN-36-EP(6x6)' maps to the datasheet's VFQFPN36 (36-pin, 6x6 mm, 0.5 mm p; Pins 2 and 3 are printed as OSC_IN/PD0 and OSC_OUT/PD1. Their post-reset function is the oscillator,; The 'not 5 V tolerant' description on the standard I/O pins (7-16 and 32) is inferred from the absen",+ "exposed pad 37 added from the footprint"+ ],+ "pages_sent": 36,+ "cost_usd": 0.1708,+ "at": "2026-10-08T04:46:41"+ },+ "datasheet": {+ "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588923989997182976",+ "pages": 87,+ "sha256": "a0484b8e7d5434bf",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 37,+ "described": 37,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ },+ "models_3d": [+ {+ "file": "stm32f101t6u6a.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 6,+ 6,+ 0.77+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "6212c4fd2463ccb7c6ae2c35f5e24c80884153fcaeaf8e86549c0e49087bc8bb",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "stm32f101t6u6a-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 6,+ 6,+ 0.77+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "c80945b3467e4f4a13dc39237da6e1565750ac428318efc47ea78f56173fd0de",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ }+ ]+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}