component
CS32A039R8T6
Public Made by Adomby adom
CHIPSEA Microcontroller Units (MCUs/MPUs/SOCs), LQFP-64(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
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"type": "component",
"slug": "cs32a039r8t6",
"title": "CS32A039R8T6",
"brief": "CHIPSEA Microcontroller Units (MCUs/MPUs/SOCs), LQFP-64(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"version": "0.1.0",
"license": "CC-BY-SA-4.0",
"tags": [
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"cs32a039r8t6",
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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",
"footprint": "cs32a039r8t6.kicad_mod",
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"model_3d_step": "cs32a039r8t6-etched.step",
"model_3d_step_plain": "cs32a039r8t6.step",
"lbr": "cs32a039r8t6.lbr"
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"distributor_links": {
"lcsc": "C2944177"
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"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."
}
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"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 "
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"at": "2026-10-27T06:40:46"
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"metadata": {
"specs": {
"Manufacturer": "CHIPSEA",
"Package": "LQFP-64(7x7)",
"Category": "Single Chip Microcomputer/Microcontroller",
"Pins": "64"
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