CKS32F051C8T6

{
  "schema_version": 1,
  "type": "component",
  "slug": "cks32f051c8t6",
  "title": "CKS32F051C8T6",
  "brief": "CKS Microcontrollers (MCU/MPU/SOC), LQFP-48(7x7). Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "mcu",
    "cks32f051c8t6"
  ],
  "component": {
    "mpn": "CKS32F051C8T6",
    "manufacturer": "CKS",
    "package": "LQFP-48(7x7)",
    "pin_count": 48,
    "category": "MCU",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/53cdd9af422fcf2b7dd0f8004322e1f4.pdf",
    "parts": {
      "symbol": "cks32f051c8t6.kicad_sym",
      "footprint": "cks32f051c8t6.kicad_mod",
      "model_3d": "cks32f051c8t6-etched.glb",
      "model_3d_plain": "cks32f051c8t6.glb",
      "model_3d_step": "cks32f051c8t6-etched.step",
      "model_3d_step_plain": "cks32f051c8t6.step",
      "lbr": "cks32f051c8t6.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "VBAT",
        "type": "power_in",
        "description": "Backup supply for RTC, external 32 kHz oscillator and backup registers when VDD is off. 1.65-3.6 V."
      },
      {
        "number": "2",
        "name": "PC13",
        "type": "bidirectional",
        "description": "Standard 3.3 V I/O (TC). Additional functions: RTC_TAMP1, RTC_TS, RTC_OUT, WKUP2. Supplied via the VBAT switch - limited to 2 MHz / 30 pF, cannot source LED current."
      },
      {
        "number": "3",
        "name": "PC14/OSC32_IN",
        "type": "bidirectional",
        "description": "Standard 3.3 V I/O (TC) muxed with the 32.768 kHz LSE oscillator input (OSC32_IN). Supplied via the VBAT switch with the same 2 MHz / 30 pF drive limits as PC13."
      },
      {
        "number": "4",
        "name": "PC15/OSC32_OUT",
        "type": "bidirectional",
        "description": "Standard 3.3 V I/O (TC) muxed with the 32.768 kHz LSE oscillator output (OSC32_OUT). Backup-domain pin with 2 MHz / 30 pF drive limits."
      },
      {
        "number": "5",
        "name": "PF0/OSC_IN",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT) muxed with the HSE main crystal oscillator input (OSC_IN, 4-32 MHz)."
      },
      {
        "number": "6",
        "name": "PF1/OSC_OUT",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT) muxed with the HSE main crystal oscillator output (OSC_OUT)."
      },
      {
        "number": "7",
        "name": "NRST",
        "type": "bidirectional",
        "description": "Bidirectional device reset (RST, active low) with internal weak pull-up. Asserted externally to reset the MCU, driven low internally on any internal reset source."
      },
      {
        "number": "8",
        "name": "VSSA",
        "type": "power_in",
        "description": "Analog ground reference for ADC, DAC, reset block, RC oscillators and PLL. Tie to VSS on the board."
      },
      {
        "number": "9",
        "name": "VDDA",
        "type": "power_in",
        "description": "Analog supply 2.0-3.6 V (min 2.4 V when ADC or DAC is used). Must be ≥ VDD and powered before VDD."
      },
      {
        "number": "10",
        "name": "PA0",
        "type": "bidirectional",
        "description": "3.3 V I/O direct-to-ADC (TTa). AF: USART2_CTS, TIM2_CH1_ETR, COMP1_OUT, TSC_G1_IO1. Additional: ADC_IN0, COMP1_INM6, RTC_TAMP2, WKUP1."
      },
      {
        "number": "11",
        "name": "PA1",
        "type": "bidirectional",
        "description": "3.3 V I/O direct-to-ADC (TTa). AF: USART2_RTS, TIM2_CH2, TSC_G1_IO2, EVENTOUT. Additional: ADC_IN1, COMP1_INP."
      },
      {
        "number": "12",
        "name": "PA2",
        "type": "bidirectional",
        "description": "3.3 V I/O direct-to-ADC (TTa). AF: USART2_TX, TIM2_CH3, TIM15_CH1, COMP2_OUT, TSC_G1_IO3. Additional: ADC_IN2, COMP2_INM6."
      },
      {
        "number": "13",
        "name": "PA3",
        "type": "bidirectional",
        "description": "3.3 V I/O direct-to-ADC (TTa). AF: USART2_RX, TIM2_CH4, TIM15_CH2, TSC_G1_IO4. Additional: ADC_IN3, COMP2_INP."
      },
      {
        "number": "14",
        "name": "PA4",
        "type": "bidirectional",
        "description": "3.3 V I/O direct-to-ADC (TTa). AF: SPI1_NSS/I2S1_WS, USART2_CK, TIM14_CH1, TSC_G2_IO1. Additional: ADC_IN4, COMP1_INM4, COMP2_INM4, DAC1_OUT."
      },
      {
        "number": "15",
        "name": "PA5",
        "type": "bidirectional",
        "description": "3.3 V I/O direct-to-ADC (TTa). AF: SPI1_SCK/I2S1_CK, CEC, TIM2_CH1_ETR, TSC_G2_IO2. Additional: ADC_IN5, COMP1_INM5, COMP2_INM5."
      },
      {
        "number": "16",
        "name": "PA6",
        "type": "bidirectional",
        "description": "3.3 V I/O direct-to-ADC (TTa). AF: SPI1_MISO/I2S1_MCK, TIM3_CH1, TIM1_BKIN, TIM16_CH1, COMP1_OUT, TSC_G2_IO3, EVENTOUT. Additional: ADC_IN6."
      },
      {
        "number": "17",
        "name": "PA7",
        "type": "bidirectional",
        "description": "3.3 V I/O direct-to-ADC (TTa). AF: SPI1_MOSI/I2S1_SD, TIM3_CH2, TIM14_CH1, TIM1_CH1N, TIM17_CH1, COMP2_OUT, TSC_G2_IO4, EVENTOUT. Additional: ADC_IN7."
      },
      {
        "number": "18",
        "name": "PB0",
        "type": "bidirectional",
        "description": "3.3 V I/O direct-to-ADC (TTa). AF: TIM3_CH3, TIM1_CH2N, TSC_G3_IO2, EVENTOUT. Additional: ADC_IN8."
      },
      {
        "number": "19",
        "name": "PB1",
        "type": "bidirectional",
        "description": "3.3 V I/O direct-to-ADC (TTa). AF: TIM3_CH4, TIM14_CH1, TIM1_CH3N, TSC_G3_IO3. Additional: ADC_IN9."
      },
      {
        "number": "20",
        "name": "PB2",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). AF: TSC_G3_IO4."
      },
      {
        "number": "21",
        "name": "PB10",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). AF: I2C2_SCL, CEC, TIM2_CH3, TSC_SYNC."
      },
      {
        "number": "22",
        "name": "PB11",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). AF: I2C2_SDA, TIM2_CH4, TSC_G6_IO1, EVENTOUT."
      },
      {
        "number": "23",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "24",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital supply 2.0-3.6 V."
      },
      {
        "number": "25",
        "name": "PB12",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). AF: SPI2_NSS, TIM1_BKIN, TSC_G6_IO2, EVENTOUT."
      },
      {
        "number": "26",
        "name": "PB13",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). AF: SPI2_SCK, TIM1_CH1N, TSC_G6_IO3."
      },
      {
        "number": "27",
        "name": "PB14",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). AF: SPI2_MISO, TIM1_CH2N, TIM15_CH1, TSC_G6_IO4."
      },
      {
        "number": "28",
        "name": "PB15",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). AF: SPI2_MOSI, TIM1_CH3N, TIM15_CH1N, TIM15_CH2. Additional: RTC_REFIN."
      },
      {
        "number": "29",
        "name": "PA8",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). AF: USART1_CK, TIM1_CH1, EVENTOUT, MCO."
      },
      {
        "number": "30",
        "name": "PA9",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). AF: USART1_TX, TIM1_CH2, TIM15_BKIN, TSC_G4_IO1."
      },
      {
        "number": "31",
        "name": "PA10",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). AF: USART1_RX, TIM1_CH3, TIM17_BKIN, TSC_G4_IO2."
      },
      {
        "number": "32",
        "name": "PA11",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). AF: USART1_CTS, TIM1_CH4, COMP1_OUT, TSC_G4_IO3, EVENTOUT."
      },
      {
        "number": "33",
        "name": "PA12",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). AF: USART1_RTS, TIM1_ETR, COMP2_OUT, TSC_G4_IO4, EVENTOUT."
      },
      {
        "number": "34",
        "name": "PA13/SWDIO",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Configured as SWDAT (SWDIO) after reset with internal pull-up. AF: IR_OUT, SWDAT."
      },
      {
        "number": "35",
        "name": "PF6",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). AF: I2C2_SCL."
      },
      {
        "number": "36",
        "name": "PF7",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). AF: I2C2_SDA."
      },
      {
        "number": "37",
        "name": "PA14/SWCLK",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Configured as SWCLK after reset with internal pull-down. AF: USART2_TX, SWCLK."
      },
      {
        "number": "38",
        "name": "PA15",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). AF: SPI1_NSS/I2S1_WS, USART2_RX, TIM2_CH1_ETR, EVENTOUT."
      },
      {
        "number": "39",
        "name": "PB3",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). AF: SPI1_SCK/I2S1_CK, TIM2_CH2, TSC_G5_IO1, EVENTOUT."
      },
      {
        "number": "40",
        "name": "PB4",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). AF: SPI1_MISO/I2S1_MCK, TIM3_CH1, TSC_G5_IO2, EVENTOUT."
      },
      {
        "number": "41",
        "name": "PB5",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). AF: SPI1_MOSI/I2S1_SD, I2C1_SMBA, TIM16_BKIN, TIM3_CH2."
      },
      {
        "number": "42",
        "name": "PB6",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O with Fast-Mode+ (FTf, 20 mA sink for I2C Fm+). AF: I2C1_SCL, USART1_TX, TIM16_CH1N, TSC_G5_IO3."
      },
      {
        "number": "43",
        "name": "PB7",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O with Fast-Mode+ (FTf). AF: I2C1_SDA, USART1_RX, TIM17_CH1N, TSC_G5_IO4."
      },
      {
        "number": "44",
        "name": "BOOT0",
        "type": "input",
        "description": "Dedicated boot-mode select input (B). Sampled at reset with the option-byte boot bit to select boot from user Flash / system memory / SRAM. Must be tied through an external pull-up or pull-down; cannot be left floating."
      },
      {
        "number": "45",
        "name": "PB8",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O with Fast-Mode+ (FTf). AF: I2C1_SCL, CEC, TIM16_CH1, TSC_SYNC."
      },
      {
        "number": "46",
        "name": "PB9",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O with Fast-Mode+ (FTf). AF: I2C1_SDA, IR_OUT, TIM17_CH1, EVENTOUT."
      },
      {
        "number": "47",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "48",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital supply 2.0-3.6 V."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/53cdd9af422fcf2b7dd0f8004322e1f4.pdf",
        "pages": 91,
        "sha256": "e733607a3ed17f59",
        "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"
    },
    "models_3d": [
      {
        "file": "cks32f051c8t6.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": "9dea352d93177c2904afd7d7b68ea8855ce1ab691f69f8b3e13655600514b6bf",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cks32f051c8t6-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": "6961c73ac58fb179310cad74f97989201b903ea3850b69584a31a3274a97e0ff",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "CKS",
      "Package": "LQFP-48(7x7)",
      "Category": "MCU",
      "Pins": "48"
    }
  },
  "variants": [
    {
      "mpn": "CKS32F051C8T6",
      "kind": "packaging"
    },
    {
      "mpn": "CKS32F051C8T6C6T6",
      "kind": "packaging"
    },
    {
      "mpn": "CKS32F051C8T6C4T6",
      "kind": "packaging"
    },
    {
      "mpn": "CKS32F051C8T6C8T7",
      "kind": "packaging"
    },
    {
      "mpn": "CKS32F051C8T6C6T7",
      "kind": "packaging"
    },
    {
      "mpn": "CKS32F051C8T6C4T7",
      "kind": "packaging"
    },
    {
      "mpn": "CKS32F051C8T6C8U6",
      "kind": "packaging"
    },
    {
      "mpn": "CKS32F051C8T6C6U6",
      "kind": "packaging"
    },
    {
      "mpn": "CKS32F051C8T6C4U6",
      "kind": "packaging"
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    {
      "mpn": "CKS32F051C8T6C8U7",
      "kind": "packaging"
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    {
      "mpn": "CKS32F051C8T6C6U7",
      "kind": "packaging"
    },
    {
      "mpn": "CKS32F051C8T6C4U7",
      "kind": "packaging"
    },
    {
      "mpn": "CKS32F051C8T6R8T6",
      "kind": "packaging"
    },
    {
      "mpn": "CKS32F051C8T6R6T6",
      "kind": "packaging"
    },
    {
      "mpn": "CKS32F051C8T6R4T6",
      "kind": "packaging"
    },
    {
      "mpn": "CKS32F051C8T6R8T7",
      "kind": "packaging"
    },
    {
      "mpn": "CKS32F051C8T6R6T7",
      "kind": "packaging"
    },
    {
      "mpn": "CKS32F051C8T6R4T7",
      "kind": "packaging"
    },
    {
      "mpn": "CKS32F051C8T6K8T6",
      "kind": "packaging"
    },
    {
      "mpn": "CKS32F051C8T6K6T6",
      "kind": "packaging"
    },
    {
      "mpn": "CKS32F051C8T6K4T6",
      "kind": "packaging"
    },
    {
      "mpn": "CKS32F051C8T6K8T7",
      "kind": "packaging"
    },
    {
      "mpn": "CKS32F051C8T6K6T7",
      "kind": "packaging"
    },
    {
      "mpn": "CKS32F051C8T6K4T7",
      "kind": "packaging"
    },
    {
      "mpn": "CKS32F051C8T6K8U6",
      "kind": "packaging"
    },
    {
      "mpn": "CKS32F051C8T6K6U6",
      "kind": "packaging"
    },
    {
      "mpn": "CKS32F051C8T6K4U6",
      "kind": "packaging"
    },
    {
      "mpn": "CKS32F051C8T6K8U7",
      "kind": "packaging"
    },
    {
      "mpn": "CKS32F051C8T6K6U7",
      "kind": "packaging"
    },
    {
      "mpn": "CKS32F051C8T6K4U7",
      "kind": "packaging"
    }
  ],
  "sections": [
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    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
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  "discovery_pitch": "CKS32F051C8T6 (CKS) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
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    "cks32f051c8t6.step",
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  "updated_at": "2026-09-24T19:13:30.675Z"
}