STC8G2K64S4-36I-LQFP48

{
  "schema_version": 1,
  "type": "component",
  "slug": "stc8g2k64s4-36i-lqfp48",
  "title": "STC8G2K64S4-36I-LQFP48",
  "brief": "STC Micro Microcontrollers (MCU/MPU/SOC), LQFP-48(7x7). Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "mcu",
    "stc8g2k64s4-36i-lqfp48"
  ],
  "component": {
    "mpn": "STC8G2K64S4-36I-LQFP48",
    "manufacturer": "STC Micro",
    "package": "LQFP-48(7x7)",
    "pin_count": 48,
    "category": "MCU",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/5b76295ab6e43792073a51d0ce1481a3.pdf",
    "parts": {
      "symbol": "stc8g2k64s4-36i-lqfp48.kicad_sym",
      "footprint": "stc8g2k64s4-36i-lqfp48.kicad_mod",
      "model_3d": "stc8g2k64s4-36i-lqfp48-etched.glb",
      "model_3d_plain": "stc8g2k64s4-36i-lqfp48.glb",
      "model_3d_step": "stc8g2k64s4-36i-lqfp48-etched.step",
      "model_3d_step_plain": "stc8g2k64s4-36i-lqfp48.step",
      "lbr": "stc8g2k64s4-36i-lqfp48.lbr"
    },
    "distributor_links": {
      "lcsc": "C915668"
    },
    "pins": [
      {
        "number": "1",
        "name": "P5.3/PWM53/TxD4_2",
        "type": "bidirectional",
        "description": "Standard I/O port P5.3. Muxed: enhanced PWM53 output, alternate UART4 TxD."
      },
      {
        "number": "2",
        "name": "P0.5/PWM05/AD5/ADC13/T3CLKO",
        "type": "bidirectional",
        "description": "Standard I/O port P0.5. Muxed: PWM05, external-bus AD5 address/data line, ADC channel 13, Timer3 clock-divider output."
      },
      {
        "number": "3",
        "name": "P0.6/PWM06/AD6/ADC14/T4/PWMFLT2",
        "type": "bidirectional",
        "description": "Standard I/O port P0.6. Muxed: PWM06, AD6 bus line, ADC channel 14, Timer4 external clock input, enhanced-PWM fault-detect input PWMFLT2."
      },
      {
        "number": "4",
        "name": "P0.7/PWM07/AD7/T4CLKO/PWMFLT3",
        "type": "bidirectional",
        "description": "Standard I/O port P0.7. Muxed: PWM07, AD7 bus line, Timer4 clock-divider output, PWM fault-detect input PWMFLT3."
      },
      {
        "number": "5",
        "name": "P1.0/PWM10/ADC0/CCP1/RxD2",
        "type": "bidirectional",
        "description": "Standard I/O port P1.0. Muxed: PWM10, ADC channel 0, PCA/CCP1 capture/compare/PWM, UART2 RxD."
      },
      {
        "number": "6",
        "name": "P1.1/PWM11/ADC1/CCP0/TxD2",
        "type": "bidirectional",
        "description": "Standard I/O port P1.1. Muxed: PWM11, ADC channel 1, PCA/CCP0, UART2 TxD."
      },
      {
        "number": "7",
        "name": "P4.7/PWM47/TxD2_2",
        "type": "bidirectional",
        "description": "Standard I/O port P4.7. Muxed: PWM47, alternate UART2 TxD."
      },
      {
        "number": "8",
        "name": "P1.2/PWM12/ADC2/ECI/SS/T2",
        "type": "bidirectional",
        "description": "Standard I/O port P1.2. Muxed: PWM12, ADC channel 2, PCA external ECI input, SPI slave-select, Timer2 external clock input."
      },
      {
        "number": "9",
        "name": "P1.3/PWM13/ADC3/MOSI/T2CLKO",
        "type": "bidirectional",
        "description": "Standard I/O port P1.3. Muxed: PWM13, ADC channel 3, SPI MOSI, Timer2 clock-divider output."
      },
      {
        "number": "10",
        "name": "P1.4/PWM14/ADC4/MISO/SDA",
        "type": "bidirectional",
        "description": "Standard I/O port P1.4. Muxed: PWM14, ADC channel 4, SPI MISO, I2C SDA data line."
      },
      {
        "number": "11",
        "name": "P1.5/PWM15/ADC5/SCLK/SCL",
        "type": "bidirectional",
        "description": "Standard I/O port P1.5. Muxed: PWM15, ADC channel 5, SPI SCLK, I2C SCL clock line."
      },
      {
        "number": "12",
        "name": "P1.6/PWM16/ADC6/RxD_3/MCLKO_2/XTALO",
        "type": "bidirectional",
        "description": "Standard I/O port P1.6. Muxed: PWM16, ADC channel 6, alt UART1 RxD, master-clock divider output, external crystal output (XTALO)."
      },
      {
        "number": "13",
        "name": "P1.7/PWM17/ADC7/TxD_3/XTALI",
        "type": "bidirectional",
        "description": "Standard I/O port P1.7. Muxed: PWM17, ADC channel 7, alt UART1 TxD, external crystal / external clock input (XTALI)."
      },
      {
        "number": "14",
        "name": "P5.4/PWM54/nRST/MCLKO/SS_3",
        "type": "bidirectional",
        "description": "Standard I/O port P5.4. Muxed with active-low reset input nRST, master-clock output MCLKO, and SPI alternate slave-select SS_3. When configured as reset, an internal ~4 kΩ pull-up is enabled continuously; when used as GPIO, the pull-up still asserts for ~6.5 ms after power-on."
      },
      {
        "number": "15",
        "name": "VCC/AVCC",
        "type": "power_in",
        "description": "Main digital supply VCC and analog supply AVCC (bonded to same pin on LQFP48). Operating range 2.0-5.5 V. Add 0.1 µF ceramic and ≥10 µF bulk decoupling close to the pin."
      },
      {
        "number": "16",
        "name": "ADC_VRef+",
        "type": "input",
        "description": "External ADC positive reference input, 2.4 V to VCC. Must be driven (do not leave floating - leakage present). Can be tied to VCC for low-precision use."
      },
      {
        "number": "17",
        "name": "GND/AGND",
        "type": "power_in",
        "description": "Combined digital and analog ground return."
      },
      {
        "number": "18",
        "name": "P4.0/PWM40/MOSI_3",
        "type": "bidirectional",
        "description": "Standard I/O port P4.0. Muxed: PWM40, alternate SPI MOSI (group 3)."
      },
      {
        "number": "19",
        "name": "P3.0/PWM30/RxD/INT4",
        "type": "bidirectional",
        "description": "Standard I/O port P3.0. Default UART1 RxD, external interrupt INT4, PWM30. Powers up as weak-pull-up quasi-bidirectional (unlike other I/Os which power up hi-Z). Combined low state on P3.0+P3.1+P3.2 at reset enters USB-ISP mode."
      },
      {
        "number": "20",
        "name": "P3.1/PWM31/TxD",
        "type": "bidirectional",
        "description": "Standard I/O port P3.1. Default UART1 TxD, PWM31. Powers up as weak-pull-up quasi-bidirectional; participates in USB-ISP entry detection."
      },
      {
        "number": "21",
        "name": "P3.2/PWM32/INT0/SCLK_4/SCL_4",
        "type": "bidirectional",
        "description": "Standard I/O port P3.2. Muxed: PWM32, external interrupt INT0, alt SPI SCLK (group 4), alt I2C SCL (group 4). Sampled at power-up for USB-ISP mode entry."
      },
      {
        "number": "22",
        "name": "P3.3/PWM33/INT1/MISO_4/SDA_4",
        "type": "bidirectional",
        "description": "Standard I/O port P3.3. Muxed: PWM33, external interrupt INT1, alt SPI MISO (group 4), alt I2C SDA (group 4)."
      },
      {
        "number": "23",
        "name": "P3.4/PWM34/T0/T1CLKO/ECI_2/MOSI_4/CMPO",
        "type": "bidirectional",
        "description": "Standard I/O port P3.4. Muxed: PWM34, Timer0 external clock in, Timer1 clock-divider out, alt PCA ECI, alt SPI MOSI (group 4), analog-comparator output CMPO."
      },
      {
        "number": "24",
        "name": "P5.0/PWM50/RxD3_2",
        "type": "bidirectional",
        "description": "Standard I/O port P5.0. Muxed: PWM50, alternate UART3 RxD."
      },
      {
        "number": "25",
        "name": "P5.1/PWM51/TxD3_2",
        "type": "bidirectional",
        "description": "Standard I/O port P5.1. Muxed: PWM51, alternate UART3 TxD."
      },
      {
        "number": "26",
        "name": "P3.5/PWM35/T1/T0CLKO/SS_4/CCP0_2/PWMFLT",
        "type": "bidirectional",
        "description": "Standard I/O port P3.5. Muxed: PWM35, Timer1 external clock in, Timer0 clock-divider out, SPI SS (group 4), PCA CCP0 (group 2), enhanced-PWM fault input PWMFLT."
      },
      {
        "number": "27",
        "name": "P3.6/PWM36/INT2/RxD_2/CMP-/CCP1_2",
        "type": "bidirectional",
        "description": "Standard I/O port P3.6. Muxed: PWM36, external interrupt INT2, alt UART1 RxD, comparator negative input CMP-, PCA CCP1 (group 2)."
      },
      {
        "number": "28",
        "name": "P3.7/PWM37/INT3/TxD_2/CMP+/CCP2/CCP2_2",
        "type": "bidirectional",
        "description": "Standard I/O port P3.7. Muxed: PWM37, external interrupt INT3, alt UART1 TxD, comparator positive input CMP+, PCA CCP2 (default and group-2 alternate)."
      },
      {
        "number": "29",
        "name": "P4.1/PWM41/MISO_3/CMPO_2",
        "type": "bidirectional",
        "description": "Standard I/O port P4.1. Muxed: PWM41, alt SPI MISO (group 3), alt comparator output CMPO."
      },
      {
        "number": "30",
        "name": "P4.2/PWM42/WR",
        "type": "bidirectional",
        "description": "Standard I/O port P4.2. Muxed: PWM42, external-bus write strobe WR."
      },
      {
        "number": "31",
        "name": "P4.3/PWM43/RxD_4/SCLK_3",
        "type": "bidirectional",
        "description": "Standard I/O port P4.3. Muxed: PWM43, alt UART1 RxD (group 4), alt SPI SCLK (group 3)."
      },
      {
        "number": "32",
        "name": "P4.4/PWM44/RD/TxD_4",
        "type": "bidirectional",
        "description": "Standard I/O port P4.4. Muxed: PWM44, external-bus read strobe RD, alt UART1 TxD (group 4)."
      },
      {
        "number": "33",
        "name": "P2.0/PWM20/A8",
        "type": "bidirectional",
        "description": "Standard I/O port P2.0. Muxed: PWM20, external-bus address A8."
      },
      {
        "number": "34",
        "name": "P2.1/PWM21/A9",
        "type": "bidirectional",
        "description": "Standard I/O port P2.1. Muxed: PWM21, address A9."
      },
      {
        "number": "35",
        "name": "P2.2/PWM22/A10/SS_2",
        "type": "bidirectional",
        "description": "Standard I/O port P2.2. Muxed: PWM22, address A10, alt SPI SS (group 2)."
      },
      {
        "number": "36",
        "name": "P2.3/PWM23/A11/MOSI_2/CCP0_2",
        "type": "bidirectional",
        "description": "Standard I/O port P2.3. Muxed: PWM23, address A11, alt SPI MOSI (group 2), alt PCA CCP0."
      },
      {
        "number": "37",
        "name": "P2.4/PWM24/A12/ECI_3/SDA_2/MISO_2",
        "type": "bidirectional",
        "description": "Standard I/O port P2.4. Muxed: PWM24, address A12, alt PCA ECI (group 3), alt I2C SDA (group 2), alt SPI MISO (group 2)."
      },
      {
        "number": "38",
        "name": "P2.5/PWM25/A13/CCP0_3/SCL_2/SCLK_2",
        "type": "bidirectional",
        "description": "Standard I/O port P2.5. Muxed: PWM25, address A13, alt PCA CCP0 (group 3), alt I2C SCL (group 2), alt SPI SCLK (group 2)."
      },
      {
        "number": "39",
        "name": "P2.6/PWM26/A14/CCP1_3",
        "type": "bidirectional",
        "description": "Standard I/O port P2.6. Muxed: PWM26, address A14, alt PCA CCP1 (group 3)."
      },
      {
        "number": "40",
        "name": "P2.7/PWM27/A15/CCP2_3",
        "type": "bidirectional",
        "description": "Standard I/O port P2.7. Muxed: PWM27, address A15, alt PCA CCP2 (group 3)."
      },
      {
        "number": "41",
        "name": "P4.5/PWM45/ALE",
        "type": "bidirectional",
        "description": "Standard I/O port P4.5. Muxed: PWM45, external-bus address latch enable ALE."
      },
      {
        "number": "42",
        "name": "P4.6/PWM46/RxD2_2",
        "type": "bidirectional",
        "description": "Standard I/O port P4.6. Muxed: PWM46, alt UART2 RxD."
      },
      {
        "number": "43",
        "name": "P0.0/PWM00/ADC8/AD0/RxD3",
        "type": "bidirectional",
        "description": "Standard I/O port P0.0. Muxed: PWM00, ADC channel 8, external-bus AD0, UART3 RxD (default)."
      },
      {
        "number": "44",
        "name": "P0.1/PWM01/ADC9/AD1/TxD3",
        "type": "bidirectional",
        "description": "Standard I/O port P0.1. Muxed: PWM01, ADC channel 9, AD1, UART3 TxD (default)."
      },
      {
        "number": "45",
        "name": "P0.2/PWM02/ADC10/AD2/RxD4",
        "type": "bidirectional",
        "description": "Standard I/O port P0.2. Muxed: PWM02, ADC channel 10, AD2, UART4 RxD (default)."
      },
      {
        "number": "46",
        "name": "P0.3/PWM03/ADC11/AD3/TxD4",
        "type": "bidirectional",
        "description": "Standard I/O port P0.3. Muxed: PWM03, ADC channel 11, AD3, UART4 TxD (default)."
      },
      {
        "number": "47",
        "name": "P0.4/PWM04/ADC12/AD4/T3",
        "type": "bidirectional",
        "description": "Standard I/O port P0.4. Muxed: PWM04, ADC channel 12, AD4, Timer3 external clock input."
      },
      {
        "number": "48",
        "name": "P5.2/PWM52/RxD4_2",
        "type": "bidirectional",
        "description": "Standard I/O port P5.2. Muxed: PWM52, alt UART4 RxD."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/5b76295ab6e43792073a51d0ce1481a3.pdf",
        "pages": 1240,
        "sha256": "7d5e82c9f651aa92",
        "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"
    },
    "pin1": {
      "pad": "1",
      "at": [
        -4.1625,
        -2.75
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "LQFP-48_7x7mm_P0.5mm@sha256:1ccc5ad4d95398a4",
      "mark": "drawn"
    },
    "models_3d": [
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "9dea352d93177c2904afd7d7b68ea8855ce1ab691f69f8b3e13655600514b6bf",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "stc8g2k64s4-36i-lqfp48-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "77b9ed9469cda3d8be12c7e534a8a694b57d32efa82c1860f74d3a9a36fc0b84",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "STC Micro",
      "Package": "LQFP-48(7x7)",
      "Category": "MCU",
      "Pins": "48"
    }
  },
  "sections": [
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    "readme",
    "breadcrumbs",
    "info"
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  "discovery_triggers": [
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  "discovery_pitch": "STC8G2K64S4-36I-LQFP48 (STC Micro) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
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    "path": "docs/hero.png"
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  "variants": [
    {
      "mpn": "STC8G2K64S4-36I-LQFP48",
      "kind": "packaging"
    },
    {
      "mpn": "STC8G2K64S4-36I-QFN48",
      "kind": "unknown"
    },
    {
      "mpn": "STC8G2K64S4-36I-LQFP32",
      "kind": "unknown"
    },
    {
      "mpn": "STC8G2K64S4-36I-QFN32",
      "kind": "unknown"
    },
    {
      "mpn": "STC8G2K64S4-36I-PDIP40",
      "kind": "unknown"
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  ],
  "updated_at": "2026-09-25T08:30:06.206Z"
}