component
ATMEGA328PB-ANR
Public Made by Adomby adom
Microchip Tech Microcontroller Units (MCUs/MPUs/SOCs), TQFP-32(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": "atmega328pb-anr",
"title": "ATMEGA328PB-ANR",
"brief": "Microchip Tech Microcontroller Units (MCUs/MPUs/SOCs), TQFP-32(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"version": "0.1.0",
"license": "CC-BY-SA-4.0",
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"atmega328pb-anr",
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"extractor-text"
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"component": {
"mpn": "ATMEGA328PB-ANR",
"manufacturer": "Microchip Tech",
"package": "TQFP-32(7x7)",
"pin_count": 32,
"category": "Single Chip Microcomputer/Microcontroller",
"subcategory": "Microcontroller Units (MCUs/MPUs/SOCs)",
"datasheet": "https://ww1.microchip.com/downloads/en/DeviceDoc/40001907A.pdf",
"parts": {
"symbol": "atmega328pb-anr.kicad_sym",
"footprint": "atmega328pb-anr.kicad_mod",
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"model_3d_plain": "atmega328pb-anr-etched.glb",
"model_3d_step": "atmega328pb-anr-etched.step",
"model_3d_step_plain": "atmega328pb-anr.step",
"lbr": "atmega328pb-anr.lbr"
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"distributor_links": {
"lcsc": "C2053137",
"digikey": "ATMEGA328PB-ANRTR-ND",
"mouser": "556-ATMEGA328PB-ANR"
},
"distributor_check": {
"checked_at": "2026-10-28T00:44:29Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "ATMEGA328PB-ANRTR-ND",
"status": "found"
},
"mouser": {
"pn": "556-ATMEGA328PB-ANR",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "PD3",
"type": "bidirectional",
"description": "Port D bit 3 is an 8-bit bi-directional I/O pin with internal pull-up, also usable as INT1 and OC2B."
},
{
"number": "2",
"name": "PD4",
"type": "bidirectional",
"description": "Port D bit 4 is a bi-directional I/O pin with internal pull-up, also usable as T0 and XCK0."
},
{
"number": "3",
"name": "PE0",
"type": "bidirectional",
"description": "Port E bit 0 is a bi-directional I/O pin with internal pull-up, also usable as ICP4, SDA1 and ACO."
},
{
"number": "4",
"name": "VCC",
"type": "power_in",
"description": "Digital supply voltage pin."
},
{
"number": "5",
"name": "GND",
"type": "power_in",
"description": "Ground pin."
},
{
"number": "6",
"name": "PE1",
"type": "bidirectional",
"description": "Port E bit 1 is a bi-directional I/O pin with internal pull-up, also usable as T4 and SCL1."
},
{
"number": "7",
"name": "PB6",
"type": "input",
"description": "Port B bit 6 can be used as input to the inverting oscillator amplifier (XTAL1/TOSC1) depending on clock fuse settings."
},
{
"number": "8",
"name": "PB7",
"type": "output",
"description": "Port B bit 7 can be used as output from the inverting oscillator amplifier (XTAL2/TOSC2) depending on clock fuse settings."
},
{
"number": "9",
"name": "PD5",
"type": "bidirectional",
"description": "Port D bit 5 is a bi-directional I/O pin with internal pull-up, also usable as OC0B and T1."
},
{
"number": "10",
"name": "PD6",
"type": "bidirectional",
"description": "Port D bit 6 is a bi-directional I/O pin with internal pull-up, also usable as OC0A and analog comparator input AIN0."
},
{
"number": "11",
"name": "PD7",
"type": "bidirectional",
"description": "Port D bit 7 is a bi-directional I/O pin with internal pull-up, also usable as analog comparator input AIN1."
},
{
"number": "12",
"name": "PB0",
"type": "bidirectional",
"description": "Port B bit 0 is a bi-directional I/O pin with internal pull-up, also usable as ICP1 and CLKO."
},
{
"number": "13",
"name": "PB1",
"type": "bidirectional",
"description": "Port B bit 1 is a bi-directional I/O pin with internal pull-up, also usable as OC1A."
},
{
"number": "14",
"name": "PB2",
"type": "bidirectional",
"description": "Port B bit 2 is a bi-directional I/O pin with internal pull-up, also usable as OC1B and SS0."
},
{
"number": "15",
"name": "PB3",
"type": "bidirectional",
"description": "Port B bit 3 is a bi-directional I/O pin with internal pull-up, also usable as OC2A, TXD1 and MOSI0."
},
{
"number": "16",
"name": "PB4",
"type": "bidirectional",
"description": "Port B bit 4 is a bi-directional I/O pin with internal pull-up, also usable as RXD1 and MISO0."
},
{
"number": "17",
"name": "PB5",
"type": "bidirectional",
"description": "Port B bit 5 is a bi-directional I/O pin with internal pull-up, also usable as XCK1 and SCK0."
},
{
"number": "18",
"name": "AVCC",
"type": "power_in",
"description": "Supply voltage pin for the A/D converter, PC[3:0] and PE[3:2]; it should be connected to VCC even if the ADC is not used."
},
{
"number": "19",
"name": "PE2",
"type": "bidirectional",
"description": "Port E bit 2 is a bi-directional I/O pin with internal pull-up, also usable as ADC6 analog input, ICP3 and SS1."
},
{
"number": "20",
"name": "AREF",
"type": "passive",
"description": "Analog reference pin for the A/D converter."
},
{
"number": "21",
"name": "GND",
"type": "power_in",
"description": "Ground pin."
},
{
"number": "22",
"name": "PE3",
"type": "bidirectional",
"description": "Port E bit 3 is a bi-directional I/O pin with internal pull-up, also usable as ADC7 analog input, T3 and MOSI1."
},
{
"number": "23",
"name": "PC0",
"type": "bidirectional",
"description": "Port C bit 0 is a bi-directional I/O pin with internal pull-up, also usable as ADC0 and MISO1."
},
{
"number": "24",
"name": "PC1",
"type": "bidirectional",
"description": "Port C bit 1 is a bi-directional I/O pin with internal pull-up, also usable as ADC1 and SCK1."
},
{
"number": "25",
"name": "PC2",
"type": "bidirectional",
"description": "Port C bit 2 is a bi-directional I/O pin with internal pull-up, also usable as ADC2."
},
{
"number": "26",
"name": "PC3",
"type": "bidirectional",
"description": "Port C bit 3 is a bi-directional I/O pin with internal pull-up, also usable as ADC3."
},
{
"number": "27",
"name": "PC4",
"type": "bidirectional",
"description": "Port C bit 4 is a bi-directional I/O pin with internal pull-up, also usable as ADC4 and SDA0."
},
{
"number": "28",
"name": "PC5",
"type": "bidirectional",
"description": "Port C bit 5 is a bi-directional I/O pin with internal pull-up, also usable as ADC5 and SCL0."
},
{
"number": "29",
"name": "PC6",
"type": "input",
"description": "PC6 is a Reset input if the RSTDISBL fuse is unprogrammed, and otherwise an I/O pin whose electrical characteristics differ from other Port C pins."
},
{
"number": "30",
"name": "PD0",
"type": "bidirectional",
"description": "Port D bit 0 is a bi-directional I/O pin with internal pull-up, also usable as OC3A and RXD0."
},
{
"number": "31",
"name": "PD1",
"type": "bidirectional",
"description": "Port D bit 1 is a bi-directional I/O pin with internal pull-up, also usable as OC4A and TXD0."
},
{
"number": "32",
"name": "PD2",
"type": "bidirectional",
"description": "Port D bit 2 is a bi-directional I/O pin with internal pull-up, also usable as INT0, OC3B and OC4B."
}
],
"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: ATMEGA328PB-ANR is the 32A 32-lead TQFP tape-and-reel variant, which matches the TQFP-32 hint. The p"
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"pages_sent": 17,
"cost_usd": 0.0376,
"at": "2026-10-28T00:44:05"
},
"datasheet": {
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"pages": 17,
"sha256": "6df6f6640dfc31f3",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 32,
"described": 32,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
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"metadata": {
"specs": {
"Manufacturer": "Microchip Tech",
"Package": "TQFP-32(7x7)",
"Category": "Single Chip Microcomputer/Microcontroller",
"Pins": "32"
},
"characteristics": {
"version": 1,
"source": "datasheet",
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"rows": [
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"name": "Operating voltage",
"symbol": "VCC",
"kind": "recommended_operating",
"unit": "V",
"min": 1.8,
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"conditions": "",
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{
"name": "Operating temperature range",
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"min": -40,
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"discovery_pitch": "ATMEGA328PB-ANR (Microchip Tech) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
"author": {
"name": "Ray",
"email": "[email protected]"
},
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