component
SC92F74A3M28U
Public Made by Adomby adom
SOC Shenzhen SinOne Microelectronics Microcontrollers (MCU/MPU/SOC), SOP-28L. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"schema_version": 1,
"type": "component",
"slug": "sc92f74a3m28u",
"title": "SC92F74A3M28U",
"brief": "SOC Shenzhen SinOne Microelectronics Microcontrollers (MCU/MPU/SOC), SOP-28L. 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",
"sc92f74a3m28u",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "SC92F74A3M28U",
"manufacturer": "SOC Shenzhen SinOne Microelectronics",
"package": "SOP-28L",
"pin_count": 28,
"category": "Embedded Processors & Controllers",
"subcategory": "Microcontrollers (MCU/MPU/SOC)",
"datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603125095858511872",
"parts": {
"symbol": "sc92f74a3m28u.kicad_sym",
"footprint": "sc92f74a3m28u.kicad_mod",
"model_3d": "sc92f74a3m28u-hero.glb",
"model_3d_plain": "sc92f74a3m28u-etched.glb",
"model_3d_step": "sc92f74a3m28u-etched.step",
"model_3d_step_plain": "sc92f74a3m28u.step",
"lbr": "sc92f74a3m28u.lbr"
},
"distributor_links": {
"lcsc": "C5139361"
},
"distributor_check": {
"checked_at": "2026-10-20T23:32:51Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "no match"
},
"mouser": {
"pn": null,
"status": "no match"
}
},
"pins": [
{
"number": "1",
"name": "VDD",
"type": "power_in",
"description": "Power supply pin; the device operates from 2.4V to 5.5V, with 2.9V to 5.5V required when the system clock exceeds 12MHz."
},
{
"number": "2",
"name": "P1.0",
"type": "bidirectional",
"description": "General-purpose bidirectional I/O P1.0 with independently settable pull-up; all I/O pins have 70mA sink drive capability."
},
{
"number": "3",
"name": "VSS",
"type": "power_in",
"description": "Ground reference pin."
},
{
"number": "4",
"name": "P5.1/OSCI",
"type": "bidirectional",
"description": "GPIO P5.1, or external high-frequency crystal oscillator input OSCI (2 to 16MHz) when the crystal is enabled by Code Option ENXTL=1."
},
{
"number": "5",
"name": "P5.0/OSCO",
"type": "bidirectional",
"description": "GPIO P5.0, or external high-frequency crystal oscillator output OSCO when the crystal is enabled by Code Option ENXTL=1."
},
{
"number": "6",
"name": "P1.1/INT01/RST",
"type": "bidirectional",
"description": "GPIO P1.1, external interrupt 0 input 1, or external active reset pin RST when selected by Code Option DISRST=0."
},
{
"number": "7",
"name": "P1.2/INT02/T0/RX0/tCK",
"type": "bidirectional",
"description": "GPIO P1.2, external interrupt input INT02, Timer0 external counter input T0, UART0 receive RX0, or 2-wire programming/emulation clock tCK when JTAG mode is enabled (DISJTG=0)."
},
{
"number": "8",
"name": "P1.3/INT03/T1/TX0/tDIO",
"type": "bidirectional",
"description": "GPIO P1.3, external interrupt input INT03, Timer1 external counter input T1, UART0 transmit TX0, or programming/emulation data tDIO when JTAG mode is enabled (DISJTG=0)."
},
{
"number": "9",
"name": "P1.4/INT10/AIN9",
"type": "bidirectional",
"description": "GPIO P1.4, external interrupt input INT10, or ADC input channel AIN9."
},
{
"number": "10",
"name": "P1.5/INT11/AIN8",
"type": "bidirectional",
"description": "GPIO P1.5, external interrupt input INT11, or ADC input channel AIN8."
},
{
"number": "11",
"name": "P1.6/INT12/AIN7",
"type": "bidirectional",
"description": "GPIO P1.6, external interrupt input INT12, or ADC input channel AIN7."
},
{
"number": "12",
"name": "P1.7/INT13/AIN6",
"type": "bidirectional",
"description": "GPIO P1.7, external interrupt input INT13, or ADC input channel AIN6."
},
{
"number": "13",
"name": "P2.7/PWM5/AIN5",
"type": "bidirectional",
"description": "GPIO P2.7, PWM5 output, or ADC input channel AIN5."
},
{
"number": "14",
"name": "P2.6/PWM4/AIN4",
"type": "bidirectional",
"description": "GPIO P2.6, PWM4 output, or ADC input channel AIN4."
},
{
"number": "15",
"name": "P2.5/PWM3/AIN3",
"type": "bidirectional",
"description": "GPIO P2.5, PWM3 output, or ADC input channel AIN3."
},
{
"number": "16",
"name": "P2.4/AIN2",
"type": "bidirectional",
"description": "GPIO P2.4, or ADC input channel AIN2."
},
{
"number": "17",
"name": "P2.3/AIN1",
"type": "bidirectional",
"description": "GPIO P2.3, or ADC input channel AIN1."
},
{
"number": "18",
"name": "P2.2/AIN0",
"type": "bidirectional",
"description": "GPIO P2.2, or ADC input channel AIN0."
},
{
"number": "19",
"name": "P2.1/INT25/MISO/RX1",
"type": "bidirectional",
"description": "GPIO P2.1, external interrupt input INT25, SPI master-in/slave-out MISO, or UART1 receive RX1."
},
{
"number": "20",
"name": "P2.0/INT24/MOSI/TX1/SDA",
"type": "bidirectional",
"description": "GPIO P2.0, external interrupt input INT24, SPI master-out/slave-in MOSI, UART1 transmit TX1, or TWI data SDA."
},
{
"number": "21",
"name": "P0.7/INT23/T2",
"type": "bidirectional",
"description": "GPIO P0.7, external interrupt input INT23, or Timer2 external counter input T2."
},
{
"number": "22",
"name": "P0.6/INT22/T2EX",
"type": "bidirectional",
"description": "GPIO P0.6, external interrupt input INT22, or Timer2 external capture/reload input T2EX."
},
{
"number": "23",
"name": "P0.5/INT21/SCK",
"type": "bidirectional",
"description": "GPIO P0.5, external interrupt input INT21, or SPI/TWI serial clock SCK."
},
{
"number": "24",
"name": "P0.4/INT20/COM4",
"type": "bidirectional",
"description": "GPIO P0.4, external interrupt input INT20, or software LCD common output COM4 (outputs 1/2 VDD when selected)."
},
{
"number": "25",
"name": "P0.3/COM3",
"type": "bidirectional",
"description": "GPIO P0.3, or software LCD common output COM3 (outputs 1/2 VDD when selected)."
},
{
"number": "26",
"name": "P0.2/PWM2/COM2",
"type": "bidirectional",
"description": "GPIO P0.2, PWM2 output, or software LCD common output COM2 (outputs 1/2 VDD when selected)."
},
{
"number": "27",
"name": "P0.1/PWM1/COM1",
"type": "bidirectional",
"description": "GPIO P0.1, PWM1 output, or software LCD common output COM1 (outputs 1/2 VDD when selected)."
},
{
"number": "28",
"name": "P0.0/PWM0/COM0",
"type": "bidirectional",
"description": "GPIO P0.0, PWM0 output, or software LCD common output COM0 (outputs 1/2 VDD when selected)."
}
],
"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 28-pin pin table is on pages 9-10 and the SC92F74A3 28-pin pin configuration figure is on page 8; Pins 4 and 5 (P5.1/OSCI, P5.0/OSCO) are GPIO only when Code Option ENXTL=0; with ENXTL=1 they become; Pin types are assigned from the datasheet function text. All multiplexed I/O pins are classed as bid"
],
"pages_sent": 43,
"cost_usd": 0.2185,
"at": "2026-10-20T23:30:12"
},
"datasheet": {
"url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603125095858511872",
"pages": 91,
"sha256": "1ccc527c23044a93",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 28,
"described": 28,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "sc92f74a3m28u.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
11.636,
18.16,
2.666
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "ecc34510e8f74b6103a72c2f24133ad80006c738972a56531d1221b277fcecdb",
"checked": "2026-10-20",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "sc92f74a3m28u-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
11.636,
18.16,
2.666
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "bbc6dcd4be6be4fae8e4b9457d7252dfe9050a3633902547c742da38acc97ad5",
"checked": "2026-10-20",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "SOC Shenzhen SinOne Microelectronics",
"Package": "SOP-28L",
"Category": "Embedded Processors & Controllers",
"Pins": "28"
},
"appearance": {
"housing": {
"quote": "BTM Base timer BTMIF EBTM IPBTM 004BH 10 9 H/W Auto 能",
"page": 30,
"doc": "ds.pdf",
"material": "PBT"
},
"version": 1,
"datasheet_sha256": "1ccc527c23044a936b6d5ff64fc34720a263ba99f6c7d2a8c128c81d529f05f8"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "1ccc527c23044a936b6d5ff64fc34720a263ba99f6c7d2a8c128c81d529f05f8",
"rows": [
{
"name": "直流供电电压 DC supply voltage",
"symbol": "VDD/VSS",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 5.5,
"conditions": "",
"source_page": 82,
"source": "datasheet"
},
{
"name": "任一管脚输入/输出电压 Voltage on any pin",
"symbol": "Voltage ON any Pin",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": null,
"conditions": "",
"source_page": 82,
"source": "datasheet"
},
{
"name": "工作环境温度 Operating ambient temperature",
"symbol": "TA",
"kind": "absolute_maximum",
"unit": "℃",
"min": -40,
"typ": null,
"max": 85,
"conditions": "",
"source_page": 82,
"source": "datasheet"
},
{
"name": "储存温度 Storage temperature",
"symbol": "TSTG",
"kind": "absolute_maximum",
"unit": "℃",
"min": -55,
"typ": null,
"max": 125,
"conditions": "",
"source_page": 82,
"source": "datasheet"
},
{
"name": "工作电压 Operating voltage",
"symbol": "VDD",
"kind": "recommended_operating",
"unit": "V",
"min": 2.9,
"typ": null,
"max": 5.5,
"conditions": "系统时钟频率 >12MHz",
"source_page": 82,
"source": "datasheet"
},
{
"name": "工作电压 Operating voltage",
"symbol": "VDD",
"kind": "recommended_operating",
"unit": "V",
"min": 2.4,
"typ": null,
"max": 5.5,
"conditions": "系统时钟频率 ≤12MHz",
"source_page": 82,
"source": "datasheet"
},
{
"name": "工作环境温度 Operating ambient temperature",
"symbol": "TA",
"kind": "recommended_operating",
"unit": "℃",
"min": -40,
"typ": null,
"max": 85,
"conditions": "",
"source_page": 82,
"source": "datasheet"
},
{
"name": "待机电流 Power Down mode standby current",
"symbol": "Ipd1",
"kind": "electrical",
"unit": "μA",
"min": null,
"typ": 0.7,
"max": 1,
"conditions": "VDD=5V, TA=+25℃; Power Down 模式",
"source_page": 82,
"source": "datasheet"
},
{
"name": "Base Timer 工作电流 Base Timer operating current",
"symbol": "IBTM",
"kind": "electrical",
"unit": "μA",
"min": null,
"typ": 6,
"max": 7.8,
"conditions": "VDD=5V, TA=+25℃; BTMFS[3:0]=1000, 每 4.0 秒产生一个中断",
"source_page": 82,
"source": "datasheet"
},
{
"name": "WDT 电流 WDT current",
"symbol": "IWDT",
"kind": "electrical",
"unit": "μA",
"min": null,
"typ": 4.5,
"max": 5.4,
"conditions": "VDD=5V, TA=+25℃; WDTCKS[2:0]=000, WDT 溢出时间 500ms",
"source_page": 82,
"source": "datasheet"
},
{
"name": "输入低电压 Input low voltage",
"symbol": "VIL1",
"kind": "electrical",
"unit": "V",
"min": -0.3,
"typ": null,
"max": null,
"conditions": "VDD=5V, TA=+25℃",
"source_page": 82,
"source": "datasheet"
},
{
"name": "输入低电压 Input low voltage (Schmitt, RST/tCK/SCK)",
"symbol": "VIL2",
"kind": "electrical",
"unit": "V",
"min": -0.2,
"typ": null,
"max": null,
"conditions": "VDD=5V, TA=+25℃; 施密特触发输入: RST/tCK/SCK",
"source_page": 82,
"source": "datasheet"
},
{
"name": "内部基准 2.4V 电压输出 Internal 2.4V reference output",
"symbol": "VDD24",
"kind": "electrical",
"unit": "V",
"min": 2.38,
"typ": 2.4,
"max": 2.42,
"conditions": "VDD=5V; TA=-40~85℃",
"source_page": 83,
"source": "datasheet"
},
{
"name": "待机电流 Power Down mode standby current",
"symbol": "Ipd2",
"kind": "electrical",
"unit": "uA",
"min": null,
"typ": 0.6,
"max": 0.9,
"conditions": "VDD=3.3V, TA=+25℃; Power Down 模式",
"source_page": 83,
"source": "datasheet"
},
{
"name": "输入低电压 Input low voltage",
"symbol": "VIL3",
"kind": "electrical",
"unit": "V",
"min": -0.3,
"typ": null,
"max": null,
"conditions": "VDD=3.3V, TA=+25℃",
"source_page": 83,
"source": "datasheet"
},
{
"name": "输入低电压 Input low voltage (Schmitt, RST/tCK/SCK)",
"symbol": "VIL4",
"kind": "electrical",
"unit": "V",
"min": -0.2,
"typ": null,
"max": null,
"conditions": "VDD=3.3V, TA=+25℃; 施密特触发输入: RST/tCK/SCK",
"source_page": 83,
"source": "datasheet"
},
{
"name": "Power On Reset 时间 Power on reset time",
"symbol": "TPOR",
"kind": "timing",
"unit": "ms",
"min": null,
"typ": 12,
"max": 18,
"conditions": "",
"source_page": 83,
"source": "datasheet"
},
{
"name": "Power Down 模式唤醒时间 Power down wake-up time",
"symbol": "TPDW",
"kind": "timing",
"unit": "μs",
"min": null,
"typ": 65,
"max": 130,
"conditions": "",
"source_page": 83,
"source": "datasheet"
},
{
"name": "复位脉冲宽度 Reset pulse width",
"symbol": "TReset",
"kind": "timing",
"unit": "μs",
"min": 18,
"typ": null,
"max": null,
"conditions": "低电平有效",
"source_page": 84,
"source": "datasheet"
},
{
"name": "RC 振荡稳定性 RC oscillator stability",
"symbol": "fHRC",
"kind": "tolerance",
"unit": "MHz",
"min": 15.84,
"typ": 16,
"max": 16.16,
"conditions": "VDD=2.9~5.5V, TA=-10~85℃",
"source_page": 84,
"source": "datasheet"
},
{
"name": "ADC 供电电压 ADC supply voltage",
"symbol": "VAD",
"kind": "electrical",
"unit": "V",
"min": 2.4,
"typ": 5,
"max": 5.5,
"conditions": "TA=25℃",
"source_page": 84,
"source": "datasheet"
},
{
"name": "ADC 输入电阻 ADC input resistance",
"symbol": "RAIN",
"kind": "electrical",
"unit": "M",
"min": 1,
"typ": null,
"max": null,
"conditions": "VIN=5V",
"source_page": 84,
"source": "datasheet"
},
{
"name": "ADC 转换电流 1 ADC conversion current 1",
"symbol": "IADC1",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 0.9,
"max": 3.2,
"conditions": "VDD=5V; ADC 模块打开",
"source_page": 84,
"source": "datasheet"
},
{
"name": "ADC 转换电流 2 ADC conversion current 2",
"symbol": "IADC2",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 0.7,
"max": 2.5,
"conditions": "VDD=3.3V; ADC 模块打开",
"source_page": 84,
"source": "datasheet"
},
{
"name": "微分非线性误差 Differential nonlinearity",
"symbol": "DNL",
"kind": "electrical",
"unit": "LSB",
"min": -1,
"typ": null,
"max": 1,
"conditions": "VDD=5V, VREF=5V",
"source_page": 84,
"source": "datasheet"
},
{
"name": "积分非线性误差 Integral nonlinearity",
"symbol": "INL",
"kind": "electrical",
"unit": "LSB",
"min": -1,
"typ": null,
"max": 1,
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