stm8s003k3t6c

{
  "slug": "stm8s003k3t6c",
  "version": "0.1.0",
  "type": "component",
  "description": "STMicroelectronics Microcontrollers (MCU/MPU/SOC), LQFP-32(7x7). Datasheet-verified pinout, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "mcu",
    "stm8s003k3t6c"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "stm8s003k3t6c.kicad_sym",
    "stm8s003k3t6c.kicad_mod",
    "stm8s003k3t6c.glb",
    "stm8s003k3t6c.step",
    "stm8s003k3t6c.lbr",
    "docs/hero.png",
    "docs/stm8s003k3t6c-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "stm8s003k3t6c-etched.step"
  ],
  "visibility": {
    "public": true
  },
  "author": {
    "name": "Ray"
  },
  "component": {
    "mpn": "STM8S003K3T6C",
    "manufacturer": "STMicroelectronics",
    "package": "LQFP-32(7x7)",
    "pin_count": 32,
    "category": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://www.st.com/resource/en/datasheet/stm8s003k3t6c.pdf",
    "parts": {
      "symbol": "stm8s003k3t6c.kicad_sym",
      "footprint": "stm8s003k3t6c.kicad_mod",
      "model_3d": "stm8s003k3t6c-etched.glb",
      "model_3d_plain": "stm8s003k3t6c.glb",
      "model_3d_step": "stm8s003k3t6c-etched.step",
      "model_3d_step_plain": "stm8s003k3t6c.step",
      "lbr": "stm8s003k3t6c.lbr"
    },
    "pins": [
      {
        "number": "1",
        "name": "NRST",
        "type": "bidirectional",
        "description": "Active-low bidirectional reset pin with internal weak pull-up. Driven low externally or by internal reset sources (POR/BOR, watchdog, SWIM); recommended external protection network (see Fig 37)."
      },
      {
        "number": "2",
        "name": "PA1/OSCIN",
        "type": "bidirectional",
        "description": "Port A bit 1 / HSE oscillator (resonator/crystal) input. In Halt/Active-halt this pin is forced to input weak pull-up."
      },
      {
        "number": "3",
        "name": "PA2/OSCOUT",
        "type": "bidirectional",
        "description": "Port A bit 2 / HSE oscillator (resonator/crystal) output. Standard I/O with slow (O1) output speed by default."
      },
      {
        "number": "4",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground reference for the MCU. Tie to the system ground plane."
      },
      {
        "number": "5",
        "name": "VCAP",
        "type": "passive",
        "description": "Internal 1.8 V regulator decoupling pin. Must be connected to VSS through an external low-ESR ceramic capacitor (typ. 470 nF-1 uF, see 9.3.1 VCAP external capacitor)."
      },
      {
        "number": "6",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital supply input, 2.95 V to 5.5 V operating range. Decouple locally with a 100 nF ceramic close to the pin."
      },
      {
        "number": "7",
        "name": "PA3/TIM2_CH3/[SPI_NSS]",
        "type": "bidirectional",
        "description": "Port A bit 3, high-sink I/O. Default alt-function TIM2 channel 3; can be remapped to SPI_NSS (slave select) via option bit AFR1."
      },
      {
        "number": "8",
        "name": "PF4",
        "type": "bidirectional",
        "description": "Port F bit 4, general-purpose I/O (no alternate function assigned)."
      },
      {
        "number": "9",
        "name": "PB7",
        "type": "bidirectional",
        "description": "Port B bit 7, standard general-purpose I/O."
      },
      {
        "number": "10",
        "name": "PB6",
        "type": "bidirectional",
        "description": "Port B bit 6, standard general-purpose I/O."
      },
      {
        "number": "11",
        "name": "PB5/I2C_SDA",
        "type": "bidirectional",
        "description": "Port B bit 5 / I2C data line. True open-drain output (no P-buffer, no weak pull-up, no protection diode to VDD); requires external pull-up resistor for I2C operation."
      },
      {
        "number": "12",
        "name": "PB4/I2C_SCL",
        "type": "bidirectional",
        "description": "Port B bit 4 / I2C clock line. True open-drain output; requires external pull-up resistor for I2C bus operation (standard up to 100 kHz, fast up to 400 kHz)."
      },
      {
        "number": "13",
        "name": "PB3/AIN3/TIM1_ETR",
        "type": "bidirectional",
        "description": "Port B bit 3, high-sink I/O. Muxed with ADC analog input channel 3 and TIM1 external trigger input."
      },
      {
        "number": "14",
        "name": "PB2/AIN2/TIM1_CH3N",
        "type": "bidirectional",
        "description": "Port B bit 2, high-sink I/O. Muxed with ADC analog input channel 2 and TIM1 inverted (complementary) channel 3 output."
      },
      {
        "number": "15",
        "name": "PB1/AIN1/TIM1_CH2N",
        "type": "bidirectional",
        "description": "Port B bit 1, high-sink I/O. Muxed with ADC analog input channel 1 and TIM1 inverted (complementary) channel 2 output."
      },
      {
        "number": "16",
        "name": "PB0/AIN0/TIM1_CH1N",
        "type": "bidirectional",
        "description": "Port B bit 0, high-sink I/O. Muxed with ADC analog input channel 0 and TIM1 inverted (complementary) channel 1 output."
      },
      {
        "number": "17",
        "name": "PE5/SPI_NSS",
        "type": "bidirectional",
        "description": "Port E bit 5, high-sink I/O. Default alt-function: SPI slave/master select (NSS)."
      },
      {
        "number": "18",
        "name": "PC1/TIM1_CH1/UART1_CK",
        "type": "bidirectional",
        "description": "Port C bit 1, high-sink I/O. Muxed with TIM1 channel 1 (PWM/capture) and UART1 synchronous clock output."
      },
      {
        "number": "19",
        "name": "PC2/TIM1_CH2",
        "type": "bidirectional",
        "description": "Port C bit 2, high-sink I/O. Default alt-function: TIM1 channel 2."
      },
      {
        "number": "20",
        "name": "PC3/TIM1_CH3",
        "type": "bidirectional",
        "description": "Port C bit 3, high-sink I/O. Default alt-function: TIM1 channel 3."
      },
      {
        "number": "21",
        "name": "PC4/TIM1_CH4/CLK_CCO",
        "type": "bidirectional",
        "description": "Port C bit 4, high-sink I/O. Muxed with TIM1 channel 4 and configurable clock output (CLK_CCO)."
      },
      {
        "number": "22",
        "name": "PC5/SPI_SCK",
        "type": "bidirectional",
        "description": "Port C bit 5, high-sink I/O. Default alt-function: SPI clock (SCK)."
      },
      {
        "number": "23",
        "name": "PC6/SPI_MOSI",
        "type": "bidirectional",
        "description": "Port C bit 6, high-sink I/O. Default alt-function: SPI master-out/slave-in (MOSI)."
      },
      {
        "number": "24",
        "name": "PC7/SPI_MISO",
        "type": "bidirectional",
        "description": "Port C bit 7, high-sink I/O. Default alt-function: SPI master-in/slave-out (MISO)."
      },
      {
        "number": "25",
        "name": "PD0/TIM1_BKIN/[CLK_CCO]",
        "type": "bidirectional",
        "description": "Port D bit 0, high-sink I/O. Default alt-function TIM1 break input; remappable to configurable clock output (CLK_CCO) via option bit AFR5."
      },
      {
        "number": "26",
        "name": "PD1/SWIM",
        "type": "bidirectional",
        "description": "Port D bit 1 / SWIM (Single-Wire Interface Module) debug and programming pin. Held in input pull-up during reset and after internal reset release."
      },
      {
        "number": "27",
        "name": "PD2/[TIM2_CH3]",
        "type": "bidirectional",
        "description": "Port D bit 2, high-sink I/O. Remappable to TIM2 channel 3 via option bit AFR1 (mutually exclusive with PA3 assignment)."
      },
      {
        "number": "28",
        "name": "PD3/TIM2_CH2/ADC_ETR",
        "type": "bidirectional",
        "description": "Port D bit 3, high-sink I/O. Muxed with TIM2 channel 2 and ADC external trigger input."
      },
      {
        "number": "29",
        "name": "PD4/BEEP/TIM2_CH1",
        "type": "bidirectional",
        "description": "Port D bit 4, high-sink I/O. Muxed with BEEP output (sound-generation square wave) and TIM2 channel 1."
      },
      {
        "number": "30",
        "name": "PD5/UART1_TX",
        "type": "bidirectional",
        "description": "Port D bit 5, high-sink I/O. Default alt-function: UART1 asynchronous data transmit."
      },
      {
        "number": "31",
        "name": "PD6/UART1_RX",
        "type": "bidirectional",
        "description": "Port D bit 6, high-sink I/O. Default alt-function: UART1 asynchronous data receive."
      },
      {
        "number": "32",
        "name": "PD7/TLI/[TIM1_CH4]",
        "type": "bidirectional",
        "description": "Port D bit 7, high-sink I/O. Default alt-function: Top Level Interrupt (TLI); remappable to TIM1 channel 4 via option bit AFR6."
      }
    ],
    "provenance": {
      "rebuilt": "component block rebuilt 2026-10-05 from this page's own README pinout table and .kicad_sym (pins cross-checked), no re-extraction"
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "distributor_links": {
      "lcsc": "C27142",
      "digikey": "497-11947-ND",
      "mouser": "511-STM8S003K3T6C"
    },
    "distributor_check": {
      "checked_at": "2026-10-05T19:18:59Z",
      "source": "Component Ocean /api/assign-pns + lcsc_map",
      "digikey": {
        "pn": "497-11947-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "511-STM8S003K3T6C",
        "status": "found"
      }
    },
    "models_3d": [
      {
        "file": "stm8s003k3t6c.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          9,
          9,
          1.5
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "be0e412f1c66fee70039b0e109e0cc7c823161dda97593718afa97569bc61ce3",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "stm8s003k3t6c-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          9,
          9,
          1.5
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "62517c6e6013fc7f47fb7712ffb519a6243d613c6a8378fdbe1dc84c90a34571",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}