component
ADAU1372BCPZ
Public Made by Adomby adom
Analog Devices Interface - Specialized, LFCSP-40(6x6). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"slug": "adau1372bcpz",
"version": "0.1.0",
"type": "component",
"description": "Analog Devices Interface - Specialized, LFCSP-40(6x6). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"tags": [
"component",
"communication interface chip-uart-485-232",
"adau1372bcpz",
"factory-2.0.0",
"extractor-text"
],
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
"page.json",
"README.md",
"adau1372bcpz.kicad_sym",
"adau1372bcpz.kicad_mod",
"adau1372bcpz.glb",
"adau1372bcpz.step",
"adau1372bcpz.lbr",
"docs/hero.png",
"docs/adau1372bcpz-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"adau1372bcpz-hero.glb",
"adau1372bcpz-hero.overlay.json",
"adau1372bcpz-etched.glb"
],
"component": {
"mpn": "ADAU1372BCPZ",
"manufacturer": "Analog Devices",
"package": "LFCSP-40(6x6)",
"pin_count": 41,
"category": "Communication Interface Chip/UART/485/232",
"subcategory": "Interface - Specialized",
"datasheet": "https://www.analog.com/media/en/technical-documentation/data-sheets/ADAU1372.pdf",
"parts": {
"symbol": "adau1372bcpz.kicad_sym",
"footprint": "adau1372bcpz.kicad_mod",
"model_3d": "adau1372bcpz-hero.glb",
"model_3d_plain": "adau1372bcpz-etched.glb",
"model_3d_step": "adau1372bcpz-etched.step",
"model_3d_step_plain": "adau1372bcpz.step",
"lbr": "adau1372bcpz.lbr"
},
"distributor_links": {
"lcsc": "C654391",
"digikey": "505-ADAU1372BCPZ-ND",
"mouser": "584-ADAU1372BCPZ"
},
"distributor_check": {
"checked_at": "2026-11-02T17:26:46Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "505-ADAU1372BCPZ-ND",
"status": "found"
},
"mouser": {
"pn": "584-ADAU1372BCPZ",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "SDA/MISO",
"type": "bidirectional",
"description": "I2C data (SDA) is a bidirectional open-collector that must have a 2.0 kΩ pull-up resistor; in SPI mode it is the MISO data output, tristated when no SPI read is active."
},
{
"number": "2",
"name": "SCL/SCLK",
"type": "input",
"description": "I2C clock (SCL) is an open-collector input requiring a 2.0 kΩ pull-up in I2C mode; in SPI mode it is the SCLK input, which may run continuously or be gated off between transactions."
},
{
"number": "3",
"name": "ADDR1/MOSI",
"type": "input",
"description": "In I2C mode this pin is address bit 1 (ADDR1); in SPI mode it is the MOSI serial data input."
},
{
"number": "4",
"name": "ADDR0/SS",
"type": "input",
"description": "In I2C mode this pin is address bit 0 (ADDR0); in SPI mode it is the SS latch signal, which must go low at the start and high at the end of each transaction."
},
{
"number": "5",
"name": "DGND",
"type": "power_in",
"description": "Digital ground; tie AGND and DGND directly together in a common ground plane."
},
{
"number": "6",
"name": "MICBIAS0",
"type": "output",
"description": "Bias voltage for electret microphone; decouple with a 1 µF capacitor."
},
{
"number": "7",
"name": "MICBIAS1",
"type": "output",
"description": "Bias voltage for electret microphone; decouple with a 1 µF capacitor."
},
{
"number": "8",
"name": "AIN0REF",
"type": "input",
"description": "ADC0 input reference; AC couple this pin to ground with a 10 µF capacitor."
},
{
"number": "9",
"name": "AIN0",
"type": "input",
"description": "ADC0 analog input."
},
{
"number": "10",
"name": "AVDD",
"type": "power_in",
"description": "1.8 V to 3.3 V analog supply; decouple to AGND with a 0.1 µF capacitor."
},
{
"number": "11",
"name": "AGND",
"type": "power_in",
"description": "Analog ground; tie AGND and DGND directly together and decouple AGND to AVDD with a 0.1 µF capacitor."
},
{
"number": "12",
"name": "CM",
"type": "output",
"description": "AVDD/2 common-mode reference; connect a 10 µF to 47 µF decoupling capacitor to ground to reduce crosstalk between ADCs and DACs."
},
{
"number": "13",
"name": "AIN1REF",
"type": "input",
"description": "ADC1 input reference; AC couple this pin to ground with a 10 µF capacitor."
},
{
"number": "14",
"name": "AIN1",
"type": "input",
"description": "ADC1 analog input."
},
{
"number": "15",
"name": "AIN2REF",
"type": "input",
"description": "ADC2 input reference; AC couple this pin to ground with a 10 µF capacitor."
},
{
"number": "16",
"name": "AIN2",
"type": "input",
"description": "ADC2 analog input."
},
{
"number": "17",
"name": "AIN3REF",
"type": "input",
"description": "ADC3 input reference; AC couple this pin to ground with a 10 µF capacitor."
},
{
"number": "18",
"name": "AIN3",
"type": "input",
"description": "ADC3 analog input."
},
{
"number": "19",
"name": "AVDD",
"type": "power_in",
"description": "1.8 V to 3.3 V analog supply; decouple to AGND with a 0.1 µF capacitor."
},
{
"number": "20",
"name": "AGND",
"type": "power_in",
"description": "Analog ground; see the Grounding section."
},
{
"number": "21",
"name": "HPOUTLN/LOUTLN",
"type": "output",
"description": "Left headphone inverted output (HPOUTLN) or left line output inverted (LOUTLN)."
},
{
"number": "22",
"name": "HPOUTLP/LOUTLP",
"type": "output",
"description": "Left headphone noninverted output (HPOUTLP) or noninverted single-ended left line output (LOUTLP)."
},
{
"number": "23",
"name": "AGND",
"type": "power_in",
"description": "Headphone amplifier ground; see the Grounding section."
},
{
"number": "24",
"name": "AVDD",
"type": "power_in",
"description": "Headphone amplifier power, 1.8 V to 3.3 V analog supply; decouple to AGND with a 0.1 µF capacitor; the PCB trace must supply the higher headphone drive current."
},
{
"number": "25",
"name": "HPOUTRN/LOUTRN",
"type": "output",
"description": "Right headphone inverted output (HPOUTRN) or right line output inverted (LOUTRN)."
},
{
"number": "26",
"name": "HPOUTRP/LOUTRP",
"type": "output",
"description": "Right headphone noninverted output (HPOUTRP) or noninverted single-ended right line output (LOUTRP)."
},
{
"number": "27",
"name": "PD",
"type": "input",
"description": "Active low power-down; all digital and analog circuits are powered down when low, and an internal pull-down holds the device in power-down if the input floats."
},
{
"number": "28",
"name": "REG_OUT",
"type": "output",
"description": "Regulator output voltage; connect to DVDD if the internal voltage regulator generates the DVDD voltage."
},
{
"number": "29",
"name": "DVDD",
"type": "power_in",
"description": "Digital core supply, generated by an on-board regulator or supplied externally; decouple to DGND with a 0.1 µF capacitor."
},
{
"number": "30",
"name": "DGND",
"type": "power_in",
"description": "Digital ground; see the Grounding section."
},
{
"number": "31",
"name": "LRCLK",
"type": "bidirectional",
"description": "Serial data port frame clock."
},
{
"number": "32",
"name": "BCLK",
"type": "bidirectional",
"description": "Serial data port bit clock."
},
{
"number": "33",
"name": "DAC_SDATA/MP0",
"type": "bidirectional",
"description": "DAC serial input data (DAC_SDATA) or general-purpose input MP0."
},
{
"number": "34",
"name": "ADC_SDATA0/MP1",
"type": "bidirectional",
"description": "ADC serial data output 0 (ADC_SDATA0) or general-purpose input MP1."
},
{
"number": "35",
"name": "ADC_SDATA1/CLKOUT/MP6",
"type": "bidirectional",
"description": "ADC serial data output 1 (ADC_SDATA1), master clock output or digital microphone clock (CLKOUT), or general-purpose input MP6; CLKOUT disables ADC_SDATA1."
},
{
"number": "36",
"name": "DMIC2_3/MP5",
"type": "input",
"description": "Digital microphone stereo input 2 and 3 (DMIC2_3) or general-purpose input MP5."
},
{
"number": "37",
"name": "DMIC0_1/MP4",
"type": "input",
"description": "Digital microphone stereo input 0 and 1 (DMIC0_1) or general-purpose input MP4."
},
{
"number": "38",
"name": "XTALO",
"type": "output",
"description": "Crystal clock output of the crystal amplifier; must not be used to clock other ICs, and CLKOUT (pin 35) should be used for a master clock output."
},
{
"number": "39",
"name": "XTALI/MCLKIN",
"type": "input",
"description": "Crystal clock input (XTALI) or master clock input (MCLKIN)."
},
{
"number": "40",
"name": "IOVDD",
"type": "power_in",
"description": "Supply for digital input and output pins; it sets the highest input voltage allowed on the digital inputs and should be decoupled to DGND with a 0.1 µF capacitor."
},
{
"number": "41",
"name": "EP",
"type": "passive",
"description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
}
],
"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": [],
"pages_sent": 24,
"cost_usd": 0.0492,
"at": "2026-11-02T17:26:33"
},
"datasheet": {
"url": "https://www.analog.com/media/en/technical-documentation/data-sheets/ADAU1372.pdf",
"pages": 92,
"sha256": "62817974e09f266d",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 41,
"described": 41,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "adau1372bcpz.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
6.0,
6.0,
1.0
],
"zmin_mm": 0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "e5b4286c2329085d9ef7f90d5eb5bf41a435241ecc1baaf1383823b6d6a946ae",
"checked": "2026-11-02",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "adau1372bcpz-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
6.0,
6.0,
1.0
],
"zmin_mm": 0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "13fc63f9224837e47435eede680ba78d7102dd71600f7963fc23e2fd66a5db79",
"checked": "2026-11-02",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
}
}