CS32A039R8T6

{
  "slug": "cs32a039r8t6",
  "version": "0.1.0",
  "type": "component",
  "description": "CHIPSEA Microcontroller Units (MCUs/MPUs/SOCs), LQFP-64(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "single chip microcomputer-microcontroller",
    "cs32a039r8t6",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
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  "component": {
    "mpn": "CS32A039R8T6",
    "manufacturer": "CHIPSEA",
    "package": "LQFP-64(7x7)",
    "pin_count": 64,
    "category": "Single Chip Microcomputer/Microcontroller",
    "subcategory": "Microcontroller Units (MCUs/MPUs/SOCs)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/e93399edc229186d886b3e019e2a9a88.pdf",
    "parts": {
      "symbol": "cs32a039r8t6.kicad_sym",
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      "lbr": "cs32a039r8t6.lbr"
    },
    "distributor_links": {
      "lcsc": "C2944177"
    },
    "distributor_check": {
      "checked_at": "2026-10-27T06:41:08Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "PA3",
        "type": "bidirectional",
        "description": "General-purpose I/O port PA3 with alternate functions per Table 3 including TIM15_CH2, USART1_RX, TIM2_CH4 and USART2_RX."
      },
      {
        "number": "2",
        "name": "PA4",
        "type": "bidirectional",
        "description": "General-purpose I/O port PA4 with alternate functions per Table 3 including SPI1_NSS, I2S1_WS, USART1_CK and TIM14_CH1."
      },
      {
        "number": "3",
        "name": "PA5",
        "type": "bidirectional",
        "description": "General-purpose I/O port PA5 with alternate functions per Table 3 including SPI1_SCK, I2S1_CK, TIM2_CH1_ETR and USART7_TX."
      },
      {
        "number": "4",
        "name": "PA6",
        "type": "bidirectional",
        "description": "General-purpose I/O port PA6 with alternate functions per Table 3 including SPI1_MISO, I2S1_MCK, TIM3_CH1 and TIM1_BKIN."
      },
      {
        "number": "5",
        "name": "PA7",
        "type": "bidirectional",
        "description": "General-purpose I/O port PA7 with alternate functions per Table 3 including SPI1_MOSI, I2S1_SD, TIM3_CH2 and TIM1_CH1N."
      },
      {
        "number": "6",
        "name": "PB0",
        "type": "bidirectional",
        "description": "General-purpose I/O port PB0 with alternate functions per Table 4 including EVENTOUT, TIM3_CH3 and TIM1_CH2N."
      },
      {
        "number": "7",
        "name": "PB1",
        "type": "bidirectional",
        "description": "General-purpose I/O port PB1 with alternate functions per Table 4 including TIM14_CH1, TIM3_CH4 and TIM1_CH3N."
      },
      {
        "number": "8",
        "name": "PB2",
        "type": "bidirectional",
        "description": "General-purpose I/O port PB2; no alternate function is listed for PB2 in Table 4 of this extract."
      },
      {
        "number": "9",
        "name": "PB10",
        "type": "bidirectional",
        "description": "General-purpose I/O port PB10 with alternate functions per Table 4 including I2C1_SCL, TIM2_CH3 and I2C2_SCL."
      },
      {
        "number": "10",
        "name": "PB11",
        "type": "bidirectional",
        "description": "General-purpose I/O port PB11 with alternate functions per Table 4 including EVENTOUT, I2C1_SDA, TIM2_CH4 and I2C2_SDA."
      },
      {
        "number": "11",
        "name": "GND",
        "type": "power_in",
        "description": "Chip ground, including digital and analog ground."
      },
      {
        "number": "12",
        "name": "ADC2_SCLK",
        "type": "input",
        "description": "Sigma-Delta ADC (ADC2) serial communication clock port."
      },
      {
        "number": "13",
        "name": "ADC2_SDA",
        "type": "bidirectional",
        "description": "Sigma-Delta ADC (ADC2) serial communication data port."
      },
      {
        "number": "14",
        "name": "ADC2_VDD",
        "type": "power_in",
        "description": "Sigma-Delta ADC (ADC2) digital power supply."
      },
      {
        "number": "15",
        "name": "ADC2_VDDA",
        "type": "power_in",
        "description": "Sigma-Delta ADC (ADC2) analog power supply."
      },
      {
        "number": "16",
        "name": "ADC2_GNDA",
        "type": "power_in",
        "description": "Sigma-Delta ADC (ADC2) ground."
      },
      {
        "number": "17",
        "name": "ADC2_VS",
        "type": "power_out",
        "description": "Sigma-Delta ADC (ADC2) LDO output port, selectable 2.35 V / 2.45 V / 2.8 V / 3.0 V and rated up to 10 mA load per Section 7.8.4."
      },
      {
        "number": "18",
        "name": "ADC2_REFP",
        "type": "input",
        "description": "Sigma-Delta ADC (ADC2) positive reference voltage input port."
      },
      {
        "number": "19",
        "name": "ADC2_REFN",
        "type": "input",
        "description": "Sigma-Delta ADC (ADC2) negative reference voltage input port."
      },
      {
        "number": "20",
        "name": "ADC2_AIN0",
        "type": "input",
        "description": "Sigma-Delta ADC (ADC2) analog signal input channel 0, usable in differential or single-ended mode per Section 5.1."
      },
      {
        "number": "21",
        "name": "ADC2_AIN1",
        "type": "input",
        "description": "Sigma-Delta ADC (ADC2) analog signal input channel 1, usable in differential or single-ended mode per Section 5.1."
      },
      {
        "number": "22",
        "name": "ADC2_AIN2",
        "type": "input",
        "description": "Sigma-Delta ADC (ADC2) analog signal input channel 2, usable in differential or single-ended mode per Section 5.1."
      },
      {
        "number": "23",
        "name": "ADC2_AIN3",
        "type": "input",
        "description": "Sigma-Delta ADC (ADC2) analog signal input channel 3, usable in differential or single-ended mode per Section 5.1."
      },
      {
        "number": "24",
        "name": "ADC2_AIN4",
        "type": "input",
        "description": "Sigma-Delta ADC (ADC2) analog signal input channel 4, usable in differential or single-ended mode per Section 5.1."
      },
      {
        "number": "25",
        "name": "ADC2_CIP",
        "type": "passive",
        "description": "Sigma-Delta ADC (ADC2) analog filter port, positive filter-capacitor output and input, used with an external filter capacitor per Section 7.8.3."
      },
      {
        "number": "26",
        "name": "ADC2_CIN",
        "type": "passive",
        "description": "Sigma-Delta ADC (ADC2) analog filter port, negative filter-capacitor output and input, used with an external filter capacitor per Section 7.8.3."
      },
      {
        "number": "27",
        "name": "ADC2_CS",
        "type": "input",
        "description": "Sigma-Delta ADC (ADC2) chip-select port, also used as programming voltage VPP per Table 2."
      },
      {
        "number": "28",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital power supply, rated 2.0 V to 3.6 V per Table 18."
      },
      {
        "number": "29",
        "name": "PB12",
        "type": "bidirectional",
        "description": "General-purpose I/O port PB12 with alternate functions per Table 4 including SPI1_NSS, EVENTOUT, TIM1_BKIN and SPI2_NSS."
      },
      {
        "number": "30",
        "name": "PB13",
        "type": "bidirectional",
        "description": "General-purpose I/O port PB13 with alternate functions per Table 4 including SPI1_SCK, TIM1_CH1N and SPI2_SCK."
      },
      {
        "number": "31",
        "name": "PB14",
        "type": "bidirectional",
        "description": "General-purpose I/O port PB14 with alternate functions per Table 4 including SPI1_MISO, TIM15_CH1, TIM1_CH2N and SPI2_MISO."
      },
      {
        "number": "32",
        "name": "PB15",
        "type": "bidirectional",
        "description": "General-purpose I/O port PB15 with alternate functions per Table 4 including SPI1_MOSI, TIM15_CH2, TIM1_CH3N and SPI2_MOSI."
      },
      {
        "number": "33",
        "name": "PA8",
        "type": "bidirectional",
        "description": "General-purpose I/O port PA8 with alternate functions per Table 3 including CKO, USART1_CK, TIM1_CH1 and EVENTOUT."
      },
      {
        "number": "34",
        "name": "PA9",
        "type": "bidirectional",
        "description": "General-purpose I/O port PA9 with alternate functions per Table 3 including TIM15_BKIN, USART1_TX, TIM1_CH2 and I2C1_SCL."
      },
      {
        "number": "35",
        "name": "PA10",
        "type": "bidirectional",
        "description": "General-purpose I/O port PA10 with alternate functions per Table 3 including TIM17_BKIN, USART1_RX, TIM1_CH3 and I2C1_SDA."
      },
      {
        "number": "36",
        "name": "PA11",
        "type": "bidirectional",
        "description": "General-purpose I/O port PA11 with alternate functions per Table 3 including EVENTOUT, USART1_CTS and TIM1_CH4."
      },
      {
        "number": "37",
        "name": "PA12",
        "type": "bidirectional",
        "description": "General-purpose I/O port PA12 with alternate functions per Table 3 including EVENTOUT, USART1_RTS and TIM1_ETR."
      },
      {
        "number": "38",
        "name": "PA13",
        "type": "bidirectional",
        "description": "General-purpose I/O port PA13 multiplexed with SWDIO (serial wire debug data) per Table 2 and Table 3, with IR_OUT and USART6_RX/USART7_RX/USART8_RX as alternates."
      },
      {
        "number": "39",
        "name": "PF6",
        "type": "bidirectional",
        "description": "General-purpose I/O port PF6; no alternate function is listed for PF6 in the Section 5 tables of this extract."
      },
      {
        "number": "40",
        "name": "PF7",
        "type": "bidirectional",
        "description": "General-purpose I/O port PF7; no alternate function is listed for PF7 in the Section 5 tables of this extract."
      },
      {
        "number": "41",
        "name": "PA14",
        "type": "bidirectional",
        "description": "General-purpose I/O port PA14 multiplexed with SWCLK (serial wire debug clock) per Table 2 and Table 3, with USART1_TX, USART6_TX, USART7_TX, USART8_TX and USART2_TX as alternates."
      },
      {
        "number": "42",
        "name": "PA15",
        "type": "bidirectional",
        "description": "General-purpose I/O port PA15 with alternate functions per Table 3 including SPI1_NSS, I2S1_WS, USART1_RX, TIM2_CH1_ETR and EVENTOUT."
      },
      {
        "number": "43",
        "name": "PB3",
        "type": "bidirectional",
        "description": "General-purpose I/O port PB3 with alternate functions per Table 4 including SPI1_SCK, I2S1_CK, EVENTOUT and TIM2_CH2."
      },
      {
        "number": "44",
        "name": "PB4",
        "type": "bidirectional",
        "description": "General-purpose I/O port PB4 with alternate functions per Table 4 including SPI1_MISO, I2S1_MCK, TIM3_CH1 and EVENTOUT."
      },
      {
        "number": "45",
        "name": "PB5",
        "type": "bidirectional",
        "description": "General-purpose I/O port PB5 with alternate functions per Table 4 including SPI1_MOSI, I2S1_SD, TIM3_CH2, TIM16_BKIN and I2C1_SMBA."
      },
      {
        "number": "46",
        "name": "PB6",
        "type": "bidirectional",
        "description": "General-purpose I/O port PB6 with alternate functions per Table 4 including USART1_TX, I2C1_SCL, TIM16_CH1N and USART6_TX."
      },
      {
        "number": "47",
        "name": "PB7",
        "type": "bidirectional",
        "description": "General-purpose I/O port PB7 with alternate functions per Table 4 including USART1_RX, I2C1_SDA, TIM17_CH1N and USART6_RX."
      },
      {
        "number": "48",
        "name": "BOOT0",
        "type": "input",
        "description": "Boot memory selection pin; its level, together with nBOOT1, selects the boot location per Table 6."
      },
      {
        "number": "49",
        "name": "PB8",
        "type": "bidirectional",
        "description": "General-purpose I/O port PB8 with alternate functions per Table 4 including I2C1_SCL and TIM16_CH1."
      },
      {
        "number": "50",
        "name": "PB9",
        "type": "bidirectional",
        "description": "General-purpose I/O port PB9 with alternate functions per Table 4 including IR_OUT, I2C1_SDA, TIM17_CH1 and EVENTOUT."
      },
      {
        "number": "51",
        "name": "GND",
        "type": "power_in",
        "description": "Chip ground."
      },
      {
        "number": "52",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital power supply, rated 2.0 V to 3.6 V per Table 18."
      },
      {
        "number": "53",
        "name": "VBAT",
        "type": "power_in",
        "description": "Backup power supply for RTC, LXT and backup registers, rated 1.65 V to 3.6 V per Section 7.4.1."
      },
      {
        "number": "54",
        "name": "PC13",
        "type": "bidirectional",
        "description": "General-purpose I/O port PC13 with alternate functions RTC_TAMP1, RTC_TS, RTC_OUT and WKUP2 per Table 2."
      },
      {
        "number": "55",
        "name": "PC14/LXT_IN",
        "type": "passive",
        "description": "Low-speed crystal (LXT) input, 32.768 kHz, also general-purpose port PC14 per Table 2."
      },
      {
        "number": "56",
        "name": "PC15/LXT_OUT",
        "type": "passive",
        "description": "Low-speed crystal (LXT) output, also general-purpose port PC15 per Table 2."
      },
      {
        "number": "57",
        "name": "PF0/HXT_IN",
        "type": "passive",
        "description": "High-speed crystal (HXT) input, 4 to 32 MHz per Figure 5, also general-purpose port PF0 per Table 2."
      },
      {
        "number": "58",
        "name": "PF1/HXT_OUT",
        "type": "passive",
        "description": "High-speed crystal (HXT) output, also general-purpose port PF1 per Table 2."
      },
      {
        "number": "59",
        "name": "NRST",
        "type": "bidirectional",
        "description": "Reset input and internal reset output, active low, per Table 2."
      },
      {
        "number": "60",
        "name": "GNDA",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "61",
        "name": "VDDA",
        "type": "power_in",
        "description": "Analog power supply for ADC, HRC, HRC14, PLL, POR/PDR and LVD, ranging from VDD to 3.6 V per Section 7.4.1."
      },
      {
        "number": "62",
        "name": "PA0",
        "type": "bidirectional",
        "description": "General-purpose I/O port PA0 with alternate functions per Table 3 including USART1_CTS, TIM2_CH1_ETR and USART2_CTS."
      },
      {
        "number": "63",
        "name": "PA1",
        "type": "bidirectional",
        "description": "General-purpose I/O port PA1 with alternate functions per Table 3 including EVENTOUT, USART1_RTS, TIM2_CH2 and USART2_RTS."
      },
      {
        "number": "64",
        "name": "PA2",
        "type": "bidirectional",
        "description": "General-purpose I/O port PA2 with alternate functions per Table 3 including TIM15_CH1, USART1_TX, TIM2_CH3 and USART2_TX."
      }
    ],
    "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: The datasheet gives no per-pin electrical limits for GPIO pins. Table 17 gives only aggregate absolu; Pin 27 is printed as ADC2_CS / programming voltage VPP in Table 2. The datasheet does not give the V; The pinout is for the LQFP64 package, which the ordering table (page 50) lists for CS32A039R8T6 (64 "
        ],
        "pages_sent": 26,
        "cost_usd": 0.0486,
        "at": "2026-10-27T06:40:46"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/e93399edc229186d886b3e019e2a9a88.pdf",
        "pages": 52,
        "sha256": "b8cbf1264cfea562",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 64,
        "described": 64,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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}