component
STC32G8K48-42I-LQFP48
Public Made by Adomby adom
STC Micro Microcontrollers (MCU/MPU/SOC), LQFP-48(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"schema_version": 1,
"type": "component",
"slug": "stc32g8k48-42i-lqfp48",
"title": "STC32G8K48-42I-LQFP48",
"brief": "STC Micro Microcontrollers (MCU/MPU/SOC), LQFP-48(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": [
"component",
"embedded processors & controllers",
"stc32g8k48-42i-lqfp48",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "STC32G8K48-42I-LQFP48",
"manufacturer": "STC Micro",
"package": "LQFP-48(7x7)",
"pin_count": 48,
"category": "Embedded Processors & Controllers",
"subcategory": "Microcontrollers (MCU/MPU/SOC)",
"datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8756362888305364992",
"parts": {
"symbol": "stc32g8k48-42i-lqfp48.kicad_sym",
"footprint": "stc32g8k48-42i-lqfp48.kicad_mod",
"model_3d": "stc32g8k48-42i-lqfp48-hero.glb",
"model_3d_plain": "stc32g8k48-42i-lqfp48-etched.glb",
"model_3d_step": "stc32g8k48-42i-lqfp48-etched.step",
"model_3d_step_plain": "stc32g8k48-42i-lqfp48.step",
"lbr": "stc32g8k48-42i-lqfp48.lbr"
},
"distributor_links": {
"lcsc": "C20613520"
},
"distributor_check": {
"checked_at": "2026-10-19T00:12:43Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "no match"
},
"mouser": {
"pn": null,
"status": "no match"
}
},
"pins": [
{
"number": "1",
"name": "P5.3",
"type": "bidirectional",
"description": "General-purpose GPIO P5.3 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate functions TxD4_2, CAN2_TX_2 and LIN_TX_2."
},
{
"number": "2",
"name": "P0.5",
"type": "bidirectional",
"description": "General-purpose GPIO P0.5 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate functions AD5, ADC13 analog input and T3CLKO."
},
{
"number": "3",
"name": "P0.6",
"type": "bidirectional",
"description": "General-purpose GPIO P0.6 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate functions AD6, ADC14 analog input, T4 external clock input and PWM external trigger/fault input PWMETI2_2."
},
{
"number": "4",
"name": "P0.7",
"type": "bidirectional",
"description": "General-purpose GPIO P0.7 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate functions AD7 and T4CLKO timer 4 clock output."
},
{
"number": "5",
"name": "P1.0",
"type": "bidirectional",
"description": "General-purpose GPIO P1.0 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate functions ADC0, PWM1P and RxD2 (UART2 receive)."
},
{
"number": "6",
"name": "P1.1",
"type": "bidirectional",
"description": "General-purpose GPIO P1.1 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate functions ADC1, PWM1N and TxD2 (UART2 transmit)."
},
{
"number": "7",
"name": "P4.7",
"type": "bidirectional",
"description": "General-purpose GPIO P4.7 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate functions TxD2_2, CAN2_TX_3 and LIN_TX_3."
},
{
"number": "8",
"name": "P1.4",
"type": "bidirectional",
"description": "General-purpose GPIO P1.4 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate functions ADC4, PWM3P, SPI MISO/S1MISO/S2MISO and I2C SDA."
},
{
"number": "9",
"name": "P1.5",
"type": "bidirectional",
"description": "General-purpose GPIO P1.5 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate functions ADC5, PWM3N, SPI SCLK/S1SCLK/S2SCLK, I2C SCL and I2S clock I2SCK_2."
},
{
"number": "10",
"name": "P1.6",
"type": "bidirectional",
"description": "General-purpose GPIO P1.6 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate functions ADC6, RxD_3, PWM4P, MCLKO_2 clock output, XTALO crystal output and I2S master clocks I2SMCK_2/I2SMCK_4."
},
{
"number": "11",
"name": "P1.7",
"type": "bidirectional",
"description": "General-purpose GPIO P1.7 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate functions ADC7, TxD_3, PWM4N, PWM5_2 and XTALI external crystal/clock input."
},
{
"number": "12",
"name": "P1.3",
"type": "bidirectional",
"description": "General-purpose GPIO P1.3 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate functions ADC3, SPI MOSI/S1MOSI/S2MOSI, PWM2N, T2CLKO timer 2 clock output and I2S data I2SSD_2."
},
{
"number": "13",
"name": "P1.2",
"type": "bidirectional",
"description": "General-purpose GPIO P1.2 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate functions PWM2P, SPI SS/S1SS/S2SS and T2 timer 2 external clock input."
},
{
"number": "14",
"name": "P5.4",
"type": "bidirectional",
"description": "P5.4 is a general-purpose I/O (default after power-up); when configured as the reset pin it acts as an active-low reset input, and it also carries ADC2, MCLKO, SPI SS, PWM2P, T2 and I2S functions."
},
{
"number": "15",
"name": "Vcc/AVcc",
"type": "power_in",
"description": "Main supply pin, also the ADC supply (AVcc); the datasheet gives an operating voltage of 1.9 V to 5.5 V for the STC32G8K48 part."
},
{
"number": "16",
"name": "ADC_VRef+",
"type": "input",
"description": "ADC external reference voltage input which must be connected to an external reference between 2.4 V and MCU-VCC, because leaving it floating causes leakage current."
},
{
"number": "17",
"name": "Gnd/AGnd",
"type": "power_in",
"description": "Ground pin for the MCU, shared with the ADC analog ground (AGnd)."
},
{
"number": "18",
"name": "P4.0",
"type": "bidirectional",
"description": "General-purpose GPIO P4.0 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate functions SPI MOSI_3, S1MOSI_3, S2MOSI_3 and I2S data I2SSD_4."
},
{
"number": "19",
"name": "P3.0",
"type": "bidirectional",
"description": "General-purpose GPIO P3.0 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate functions RxD (UART1 receive) and external interrupt INT4; P3.0 and P3.1 are weakly pulled up after power-up."
},
{
"number": "20",
"name": "P3.1",
"type": "bidirectional",
"description": "General-purpose GPIO P3.1 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate function TxD (UART1 transmit); P3.0 and P3.1 are in weak-pull-up/quasi-bidirectional mode after power-up."
},
{
"number": "21",
"name": "P3.2",
"type": "bidirectional",
"description": "General-purpose GPIO P3.2 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate functions INT0, SPI SCLK_4, I2C SCL_4, PWMETI, PWMETI2 and I2S clock I2SCK; it is sampled at power-up for the USB download mode decision."
},
{
"number": "22",
"name": "P3.3",
"type": "bidirectional",
"description": "General-purpose GPIO P3.3 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate functions INT1, SPI MISO_4, I2C SDA_4, PWM4N_4 and PWM7_2."
},
{
"number": "23",
"name": "P3.4",
"type": "bidirectional",
"description": "General-purpose GPIO P3.4 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate functions T0 external clock input, T1CLKO, SPI MOSI_4, PWM4P_4, PWM8_2, comparator output CMPO and I2S data I2SSD."
},
{
"number": "24",
"name": "P5.0",
"type": "bidirectional",
"description": "General-purpose GPIO P5.0 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate functions RxD3_2 (UART3 receive), CMP+_2 comparator positive input and CAN_RX_2."
},
{
"number": "25",
"name": "P5.1",
"type": "bidirectional",
"description": "General-purpose GPIO P5.1 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate functions TxD3_2 (UART3 transmit), CMP+_3 comparator positive input and CAN_TX_2."
},
{
"number": "26",
"name": "P3.5",
"type": "bidirectional",
"description": "General-purpose GPIO P3.5 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate functions T1 external clock input, T0CLKO, SPI SS_4, PWMFLT fault input and I2S word select I2SLRCK."
},
{
"number": "27",
"name": "P3.6",
"type": "bidirectional",
"description": "General-purpose GPIO P3.6 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate functions external interrupt INT2, RxD_2 (UART1 alternate receive) and comparator negative input CMP-."
},
{
"number": "28",
"name": "P3.7",
"type": "bidirectional",
"description": "General-purpose GPIO P3.7 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate functions external interrupt INT3, TxD_2 and comparator positive input CMP+ (from pinout map; description table page not in the provided text)."
},
{
"number": "29",
"name": "P4.1",
"type": "bidirectional",
"description": "General-purpose GPIO P4.1 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate functions MISO_3/S1MISO_3/S2MISO_3, CMPO_2 and PWMETI_2 (from pinout map)."
},
{
"number": "30",
"name": "P4.2",
"type": "bidirectional",
"description": "General-purpose GPIO P4.2 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate functions WR (LCD interface write) and CAN_RX_3 (from pinout map)."
},
{
"number": "31",
"name": "P4.3",
"type": "bidirectional",
"description": "General-purpose GPIO P4.3 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate functions RxD_4, SCLK_3/S1SCLK_3/S2SCLK_3 and I2SCK_4 (from pinout map)."
},
{
"number": "32",
"name": "P4.4",
"type": "bidirectional",
"description": "General-purpose GPIO P4.4 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate functions RD (LCD interface read) and TxD_4 (from pinout map)."
},
{
"number": "33",
"name": "P2.0",
"type": "bidirectional",
"description": "General-purpose GPIO P2.0 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate functions A8 (address bus), PWM1P_2 and PWM5 (from pinout map)."
},
{
"number": "34",
"name": "P2.1",
"type": "bidirectional",
"description": "General-purpose GPIO P2.1 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate functions A9 (address bus), PWM1N_2 and PWM6 (from pinout map)."
},
{
"number": "35",
"name": "P2.2",
"type": "bidirectional",
"description": "General-purpose GPIO P2.2 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate functions A10 (address bus), PWM2P_2, PWM7, SPI SS_2/S1SS_2/S2SS_2 and I2SWS_3 (from pinout map)."
},
{
"number": "36",
"name": "P2.3",
"type": "bidirectional",
"description": "General-purpose GPIO P2.3 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate functions A11 (address bus), PWM2N_2, PWM8, SPI MOSI_2/S1MOSI_2/S2MOSI_2 and I2SSD_3 (from pinout map)."
},
{
"number": "37",
"name": "P2.4",
"type": "bidirectional",
"description": "General-purpose GPIO P2.4 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate functions A12 (address bus), PWM3P_2, I2C SDA_2 and SPI MISO_2/S1MISO_2/S2MISO_2 (from pinout map)."
},
{
"number": "38",
"name": "P2.5",
"type": "bidirectional",
"description": "General-purpose GPIO P2.5 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate functions A13 (address bus), PWM3N_2, I2C SCL_2, SPI SCLK_2/S1SCLK_2/S2SCLK_2 and I2SCK_3 (from pinout map)."
},
{
"number": "39",
"name": "P2.6",
"type": "bidirectional",
"description": "General-purpose GPIO P2.6 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate functions A14 (address bus) and PWM4P_2 (from pinout map)."
},
{
"number": "40",
"name": "P2.7",
"type": "bidirectional",
"description": "General-purpose GPIO P2.7 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate functions A15 (address bus) and PWM4N_2 (from pinout map)."
},
{
"number": "41",
"name": "P4.5",
"type": "bidirectional",
"description": "General-purpose GPIO P4.5 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate functions ALE (address latch enable) and CAN_TX_3 (from pinout map)."
},
{
"number": "42",
"name": "P4.6",
"type": "bidirectional",
"description": "General-purpose GPIO P4.6 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate functions LIN_RX_3, CAN2_RX_3 and RxD2_2 (from pinout map)."
},
{
"number": "43",
"name": "P0.0",
"type": "bidirectional",
"description": "General-purpose GPIO P0.0 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate functions AD0 (address/data bus), ADC8, RxD3, PWM5_3, T3_2 and CAN_RX."
},
{
"number": "44",
"name": "P0.1",
"type": "bidirectional",
"description": "General-purpose GPIO P0.1 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate functions AD1 (address/data bus), ADC9, TxD3, PWM6_3, T3CLKO_2 and CAN_TX."
},
{
"number": "45",
"name": "P0.2",
"type": "bidirectional",
"description": "General-purpose GPIO P0.2 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate functions AD2 (address/data bus), ADC10, RxD4, PWM7_3, T4_2, CAN2_RX and LIN_RX."
},
{
"number": "46",
"name": "P0.3",
"type": "bidirectional",
"description": "General-purpose GPIO P0.3 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate functions AD3 (address/data bus), ADC11, TxD4, PWM8_3, T4CLKO_2, CAN2_TX and LIN_TX."
},
{
"number": "47",
"name": "P0.4",
"type": "bidirectional",
"description": "General-purpose GPIO P0.4 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate functions AD4 (address/data bus), ADC12 analog input and T3 timer 3 external clock input."
},
{
"number": "48",
"name": "P5.2",
"type": "bidirectional",
"description": "General-purpose GPIO P5.2 with selectable quasi-bidirectional, push-pull, open-drain or high-impedance input mode; alternate functions RxD4_2 (UART4 receive), CAN2_RX_2 and LIN_RX_2."
}
],
"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: Package mismatch: the package hint says LQFP-48 (7x7), but the datasheet gives LQFP48 as 9mm*9mm (se; MPN STC32G8K48-42I-LQFP48 is not listed on its own. The LQFP48 pinout and pin table come from the ST; PDF pages 318 and 319 (the pin description table for pins 28-42) are not in the provided text. Descr",
"1/48 pins cited to the wrong page (name found elsewhere): ['16:ADC_VRef+@p316']"
],
"pages_sent": 108,
"cost_usd": 1.1033,
"at": "2026-10-19T00:12:22"
},
"datasheet": {
"url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8756362888305364992",
"pages": 1887,
"sha256": "59bba1d366cc8d33",
"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": "stc32g8k48-42i-lqfp48.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": "2026-10-19",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "stc32g8k48-42i-lqfp48-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": "e42377c163dc810a622c032678bd52b3244c49d0b82d74b9fcf9db4db55cdd94",
"checked": "2026-10-19",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "STC Micro",
"Package": "LQFP-48(7x7)",
"Category": "Embedded Processors & Controllers",
"Pins": "48"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "59bba1d366cc8d33c15d659c37a769d3d5458b5a2e474aec60e65aabc3257f00",
"rows": [
{
"name": "ICC 普通工作模式电流",
"symbol": "ICC",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 4,
"max": 20,
"conditions": "VDD=5.0V, 25℃",
"source_page": 1657,
"source": "datasheet"
},
{
"name": "输入低电平 (打开施密特触发)",
"symbol": "VIL1",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 1.32,
"conditions": "VDD=5.0V, 25℃; 打开施密特触发",
"source_page": 1657,
"source": "datasheet"
},
{
"name": "输入低电平 (关闭施密特触发)",
"symbol": "VIL1",
"kind": "electrical",
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"min": null,
"typ": null,
"max": 1.48,
"conditions": "VDD=5.0V, 25℃; 关闭施密特触发",
"source_page": 1657,
"source": "datasheet"
},
{
"name": "输入高电平（普通 I/O）(打开施密特触发)",
"symbol": "VIH1",
"kind": "electrical",
"unit": "V",
"min": 1.6,
"typ": null,
"max": null,
"conditions": "VDD=5.0V, 25℃; 打开施密特触发",
"source_page": 1657,
"source": "datasheet"
},
{
"name": "输入高电平（普通 I/O）(关闭施密特触发)",
"symbol": "VIH1",
"kind": "electrical",
"unit": "V",
"min": 1.54,
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