component
ATTINY26L-8SUR
Public Made by Adomby adom
Microchip Tech Microcontroller Units (MCUs/MPUs/SOCs), SOIC-20-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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"title": "ATTINY26L-8SUR",
"brief": "Microchip Tech Microcontroller Units (MCUs/MPUs/SOCs), SOIC-20-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
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"package": "SOIC-20-300mil",
"pin_count": 20,
"category": "Single Chip Microcomputer/Microcontroller",
"subcategory": "Microcontroller Units (MCUs/MPUs/SOCs)",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/0b4596ab7b9da3c0231afa8961e4a5df.pdf",
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"lcsc": "C2053204",
"digikey": "ATTINY26L-8SURTR-ND",
"mouser": "556-ATTINY26L-8SUR"
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"checked_at": "2026-10-27T01:11:58Z",
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"status": "found",
"lifecycle": "Active"
},
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"pn": "556-ATTINY26L-8SUR",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "PB0",
"type": "bidirectional",
"description": "Port B bit 0 I/O pin with optional internal pull-up, alternate functions MOSI/DI/SDA/OC1A."
},
{
"number": "2",
"name": "PB1",
"type": "bidirectional",
"description": "Port B bit 1 I/O pin with optional internal pull-up, alternate functions MISO/DO/OC1A."
},
{
"number": "3",
"name": "PB2",
"type": "bidirectional",
"description": "Port B bit 2 I/O pin with optional internal pull-up, alternate functions SCK/SCL/OC1B."
},
{
"number": "4",
"name": "PB3",
"type": "bidirectional",
"description": "Port B bit 3 I/O pin with optional internal pull-up, alternate function OC1B."
},
{
"number": "5",
"name": "VCC",
"type": "power_in",
"description": "Digital supply voltage pin, 2.7V-5.5V for ATtiny26L."
},
{
"number": "6",
"name": "GND",
"type": "power_in",
"description": "Digital ground pin."
},
{
"number": "7",
"name": "PB4",
"type": "bidirectional",
"description": "Port B bit 4 I/O pin with optional internal pull-up, alternate functions ADC7 and XTAL1 (input to inverting oscillator amplifier and internal clock circuit)."
},
{
"number": "8",
"name": "PB5",
"type": "bidirectional",
"description": "Port B bit 5 I/O pin with optional internal pull-up, alternate functions ADC8 and XTAL2 (output from inverting oscillator amplifier)."
},
{
"number": "9",
"name": "PB6",
"type": "bidirectional",
"description": "Port B bit 6 I/O pin with optional internal pull-up, alternate functions ADC9/INT0/T0."
},
{
"number": "10",
"name": "PB7",
"type": "bidirectional",
"description": "Port B bit 7, ADC10 or active-low RESET (pulses longer than 50 ns generate a reset); usable as I/O only when the RSTDISBL fuse is programmed."
},
{
"number": "11",
"name": "PA7",
"type": "bidirectional",
"description": "Port A bit 7 I/O pin with optional internal pull-up, alternate functions ADC6/AIN1."
},
{
"number": "12",
"name": "PA6",
"type": "bidirectional",
"description": "Port A bit 6 I/O pin with optional internal pull-up, alternate functions ADC5/AIN0."
},
{
"number": "13",
"name": "PA5",
"type": "bidirectional",
"description": "Port A bit 5 I/O pin with optional internal pull-up, alternate function ADC4."
},
{
"number": "14",
"name": "PA4",
"type": "bidirectional",
"description": "Port A bit 4 I/O pin with optional internal pull-up, alternate function ADC3."
},
{
"number": "15",
"name": "AVCC",
"type": "power_in",
"description": "Supply voltage for Port A and the ADC; must be connected externally to VCC even if the ADC is unused, through a low-pass filter if the ADC is used."
},
{
"number": "16",
"name": "GND",
"type": "power_in",
"description": "Ground pin (second GND pin on the package)."
},
{
"number": "17",
"name": "PA3",
"type": "bidirectional",
"description": "Port A bit 3 I/O pin with optional internal pull-up, alternate function AREF."
},
{
"number": "18",
"name": "PA2",
"type": "bidirectional",
"description": "Port A bit 2 I/O pin with optional internal pull-up, alternate function ADC2."
},
{
"number": "19",
"name": "PA1",
"type": "bidirectional",
"description": "Port A bit 1 I/O pin with optional internal pull-up, alternate function ADC1."
},
{
"number": "20",
"name": "PA0",
"type": "bidirectional",
"description": "Port A bit 0 I/O pin with optional internal pull-up, alternate function ADC0."
}
],
"provenance": {
"extractor": "extract_pins 0.3",
"factory_chain": {
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"extractor": "extract_pins 0.3",
"primary_model": "claude-sonnet-5-5",
"primary_mode": "text",
"consensus_model": "claude-sonnet-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
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"2/20 pins cited to the wrong page (name found elsewhere): ['7:PB4@p5', '8:PB5@p5']"
],
"pages_sent": 18,
"cost_usd": 0.1738,
"at": "2026-10-27T01:11:22"
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"datasheet": {
"url": "https://datasheet.lcsc.com/datasheet/pdf/0b4596ab7b9da3c0231afa8961e4a5df.pdf",
"pages": 18,
"sha256": "823c889d5018e747",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 20,
"described": 20,
"cites_pages": true,
"refuses_to_fabricate": true
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"checked": "2026-10-27",
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"metadata": {
"specs": {
"Manufacturer": "Microchip Tech",
"Package": "SOIC-20-300mil",
"Category": "Single Chip Microcomputer/Microcontroller",
"Pins": "20"
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{
"name": "Operating voltage (ATtiny26L)",
"symbol": "VCC",
"kind": "recommended_operating",
"unit": "V",
"min": 2.7,
"typ": null,
"max": 5.5,
"conditions": "ATtiny26L, 8 MHz speed grade",
"source_page": 1,
"source": "datasheet"
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{
"name": "Clock frequency (ATtiny26L)",
"symbol": "",
"kind": "recommended_operating",
"unit": "MHz",
"min": 0,
"typ": null,
"max": 8,
"conditions": "ATtiny26L speed grade",
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{
"name": "Operating temperature (Industrial)",
"symbol": "",
"kind": "recommended_operating",
"unit": "°C",
"min": -40,
"typ": null,
"max": 85,
"conditions": "Industrial operational range",
"source_page": 10,
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{
"name": "Active current",
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"min": null,
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{
"name": "Idle mode current",
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"min": null,
"typ": 0.18,
"max": null,
"conditions": "Idle Mode 1 MHz, 3V and 25°C",
"source_page": 1,
"source": "datasheet"
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{
"name": "Power-down mode current",
"symbol": "",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": null,
"max": 1,
"conditions": "Power-down Mode: < 1 µA",
"source_page": 1,
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{
"name": "Flash endurance",
"symbol": "",
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"unit": "cycles",
"min": 10000,
"typ": null,
"max": null,
"conditions": "Write/Erase Cycles",
"source_page": 1,
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{
"name": "EEPROM endurance",
"symbol": "",
"kind": "electrical",
"unit": "cycles",
"min": 100000,
"typ": null,
"max": null,
"conditions": "Write/Erase Cycles",
"source_page": 1,
"source": "datasheet"
},
{
"name": "External reset pulse width",
"symbol": "",
"kind": "timing",
"unit": "ns",
"min": 50,
"typ": null,
"max": null,
"conditions": "Reset pulses longer than 50 ns will generate a reset, even if the clock is not running",
"source_page": 5,
"source": "datasheet"
}
]
}
},
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"email": "[email protected]"
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