component
ESP32-H2FH4S
Public Made by Adomby adom
Espressif Systems RF and Wireless, 32-VFQFN Exposed Pad. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"slug": "esp32-h2fh4s",
"version": "0.1.0",
"type": "component",
"description": "Espressif Systems RF and Wireless, 32-VFQFN Exposed Pad. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"tags": [
"component",
"rf and wireless",
"esp32-h2fh4s",
"factory-2.0.0",
"extractor-text"
],
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
"page.json",
"README.md",
"esp32-h2fh4s.kicad_sym",
"esp32-h2fh4s.kicad_mod",
"esp32-h2fh4s.glb",
"esp32-h2fh4s.step",
"esp32-h2fh4s.lbr",
"docs/hero.png",
"docs/esp32-h2fh4s-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"esp32-h2fh4s-hero.glb",
"esp32-h2fh4s-hero.overlay.json",
"esp32-h2fh4s-etched.glb"
],
"component": {
"mpn": "ESP32-H2FH4S",
"manufacturer": "Espressif Systems",
"package": "32-VFQFN Exposed Pad",
"pin_count": 33,
"category": "RF and Wireless",
"subcategory": "RF and Wireless",
"datasheet": "https://www.espressif.com/sites/default/files/documentation/esp32-h2_datasheet_en.pdf",
"parts": {
"symbol": "esp32-h2fh4s.kicad_sym",
"footprint": "esp32-h2fh4s.kicad_mod",
"model_3d": "esp32-h2fh4s-hero.glb",
"model_3d_plain": "esp32-h2fh4s-etched.glb",
"model_3d_step": "esp32-h2fh4s-etched.step",
"model_3d_step_plain": "esp32-h2fh4s.step",
"lbr": "esp32-h2fh4s.lbr"
},
"distributor_links": {
"mouser": "356-ESP32-H2FH4S"
},
"distributor_check": {
"checked_at": "2026-10-27T22:58:47Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "deferred",
"error": "shared DigiKey quota guard: 975 calls left today"
},
"mouser": {
"pn": "356-ESP32-H2FH4S",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "VDD3P3",
"type": "power_in",
"description": "Input supply for the analog power domain (VDD3P3)."
},
{
"number": "2",
"name": "VDD3P3",
"type": "power_in",
"description": "Input supply for the analog power domain (VDD3P3)."
},
{
"number": "3",
"name": "GPIO0",
"type": "bidirectional",
"description": "Digital IO powered from VDDPST1; default drive strength is 20 mA, with IO MUX alternate function FSPIQ."
},
{
"number": "4",
"name": "GPIO1",
"type": "bidirectional",
"description": "Digital IO powered from VDDPST1; default drive strength is 20 mA, also ADC1_CH0 analog function."
},
{
"number": "5",
"name": "MTMS",
"type": "bidirectional",
"description": "JTAG Test Mode Select, powered from VDDPST1, input enabled at reset and after reset; also ADC1_CH1 analog function."
},
{
"number": "6",
"name": "MTDO",
"type": "bidirectional",
"description": "JTAG Test Data Out, powered from VDDPST1, input enabled at reset and after reset; also ADC1_CH2 analog function."
},
{
"number": "7",
"name": "MTCK",
"type": "bidirectional",
"description": "JTAG Test Clock, powered from VDDPST1; input enable depends on EFUSE_DIS_PAD_JTAG (WPU enabled when 0, pin floating when 1); also ADC1_CH3 analog function."
},
{
"number": "8",
"name": "MTDI",
"type": "bidirectional",
"description": "JTAG Test Data In, powered from VDDPST1, input enabled at reset; also ADC1_CH4 analog function."
},
{
"number": "9",
"name": "VDDPST1",
"type": "power_in",
"description": "IO power domain supply for digital IO and LP IO pins (VDDPST1)."
},
{
"number": "10",
"name": "GPIO8",
"type": "bidirectional",
"description": "LP IO powered from VDDPST1, input enabled at reset and after reset."
},
{
"number": "11",
"name": "GPIO9",
"type": "bidirectional",
"description": "LP IO powered from VDDPST1, input enabled with internal weak pull-up at reset and after reset."
},
{
"number": "12",
"name": "GPIO10",
"type": "bidirectional",
"description": "LP IO powered from VDDPST1; also ZCD0 analog pad voltage comparator function."
},
{
"number": "13",
"name": "GPIO11",
"type": "bidirectional",
"description": "LP IO powered from VDDPST1; also ZCD1 analog pad voltage comparator function."
},
{
"number": "14",
"name": "GPIO12",
"type": "bidirectional",
"description": "LP IO powered from VDDA_PMU/VBAT, with IO MUX functions."
},
{
"number": "15",
"name": "XTAL_32K_P",
"type": "bidirectional",
"description": "Positive 32 kHz clock signal connected to the chip oscillator/crystal, powered from VDDA_PMU/VBAT."
},
{
"number": "16",
"name": "XTAL_32K_N",
"type": "bidirectional",
"description": "Negative 32 kHz clock signal for external clock input/output, powered from VDDA_PMU/VBAT."
},
{
"number": "17",
"name": "CHIP_EN",
"type": "input",
"description": "High enables the chip (powered up), Low disables the chip (powered down); do not leave this pin floating."
},
{
"number": "18",
"name": "VBAT",
"type": "power_in",
"description": "Analog power domain or battery power supply input."
},
{
"number": "19",
"name": "VDDA_PMU",
"type": "power_in",
"description": "Analog power domain supply input for the power management unit."
},
{
"number": "20",
"name": "VDDPST2",
"type": "power_in",
"description": "IO power domain supply for digital IO pins (VDDPST2)."
},
{
"number": "21",
"name": "GPIO22",
"type": "bidirectional",
"description": "Digital IO powered from VDDPST2 with IO MUX functions."
},
{
"number": "22",
"name": "U0RXD",
"type": "bidirectional",
"description": "UART0 receive data, powered from VDDPST2, input enabled with internal weak pull-up at reset and after reset."
},
{
"number": "23",
"name": "U0TXD",
"type": "bidirectional",
"description": "UART0 transmit data, powered from VDDPST2, input enabled with internal weak pull-up at reset and after reset."
},
{
"number": "24",
"name": "GPIO25",
"type": "bidirectional",
"description": "Digital IO powered from VDDPST2, input enabled at reset and after reset."
},
{
"number": "25",
"name": "GPIO26",
"type": "bidirectional",
"description": "Digital IO powered from VDDPST2, input enabled; default drive strength 40 mA; also USB_D- analog function."
},
{
"number": "26",
"name": "GPIO27",
"type": "bidirectional",
"description": "Digital IO powered from VDDPST2, input enabled with USB pull-up by default; default drive strength 40 mA; also USB_D+ analog function."
},
{
"number": "27",
"name": "VDD3P3",
"type": "power_in",
"description": "Input supply for the analog power domain (VDD3P3)."
},
{
"number": "28",
"name": "XTAL_N",
"type": "passive",
"description": "External clock input/output connected to the chip crystal or oscillator (negative side of the differential clock)."
},
{
"number": "29",
"name": "XTAL_P",
"type": "passive",
"description": "External clock input/output connected to the chip crystal or oscillator (positive side of the differential clock)."
},
{
"number": "30",
"name": "VDD3P3",
"type": "power_in",
"description": "Input supply for the analog power domain (VDD3P3)."
},
{
"number": "31",
"name": "VDD3P3",
"type": "power_in",
"description": "Input supply for the analog power domain (VDD3P3)."
},
{
"number": "32",
"name": "ANT",
"type": "bidirectional",
"description": "RF LNA input/output signal."
},
{
"number": "33",
"name": "GND",
"type": "power_in",
"description": "External ground connection."
}
],
"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 package hint says 32-VFQFN Exposed Pad. The datasheet names the package QFN32 (4x4 mm) and numbe; Pin descriptions are taken from Tables 2-1, 2-3, 2-5 and 2-6. Default-mode bold formatting and pin-s"
],
"pages_sent": 30,
"cost_usd": 0.0841,
"at": "2026-10-27T22:59:13"
},
"datasheet": {
"url": "https://www.espressif.com/sites/default/files/documentation/esp32-h2_datasheet_en.pdf",
"pages": 69,
"sha256": "2cb42839833eac06",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 33,
"described": 33,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "esp32-h2fh4s.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
4.0,
4.0,
0.6
],
"zmin_mm": 0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "7b482a511cdf2cf875c31931f9fea7f745b8dac2ea6203531cd6604f40a290cb",
"checked": "2026-10-27",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "esp32-h2fh4s-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
4.0,
4.0,
0.6
],
"zmin_mm": 0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "b8bd3320968f39a646248f37968f9d5a0ca3e645a99e0bd7994aa01450e7daae",
"checked": "2026-10-27",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
}
}